F24S10/00	7	Solar heat collectors using working fluids	F24S10/00	F24S10/00		927
F24S10/10	8	the working fluids forming pools or ponds	F24S10/10	F24S10/10		265
F24S10/13	9	Salt-gradient ponds	F24S10/13	F24S10/13		148
F24S10/17	9	using covers or floating solar absorbing elements	F24S10/17	F24S10/17		237
F24S10/20	8	having circuits for two or more working fluids (with means for exchanging heat between two or more fluids F24S10/30)	F24S10/20	F24S10/20		328
F24S10/25	8	having two or more passages for the same working fluid layered in direction of solar-rays, e.g. having upper circulation channels connected with lower circulation channels	F24S10/25	F24S10/25		284
F24S10/30	8	with means for exchanging heat between two or more working fluids	F24S10/30	F24S10/30		894
F24S10/40	8	in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors	F24S10/40	F24S10/40		1364
F24S10/45	9	{the enclosure being cylindrical}	F24S10/40	F24S10/45		2290
F24S10/50	8	the working fluids being conveyed between plates	F24S10/50	F24S10/50		1176
F24S10/501	9	{having conduits of plastic material}	F24S10/50	F24S10/50		377
F24S10/502	9	{having conduits formed by paired plates and internal partition means}	F24S10/50	F24S10/50		641
F24S10/503	9	{having conduits formed by paired plates, only one of which is plane}	F24S10/50	F24S10/50		427
F24S10/504	9	{having conduits formed by paired non-plane plates}	F24S10/50	F24S10/50		405
F24S10/505	9	{having curved plate-like conduits, e.g. semi-spherical}	F24S10/50	F24S10/50		63
F24S10/506	9	{having conduits formed by inflation of portions of a pair of joined sheets}	F24S10/50	F24S10/50		146
F24S10/55	9	with enlarged surfaces, e.g. with protrusions or corrugations (collectors comprising porous materials or permeable masses directly contacting the working fluids F24S10/80)	F24S10/55	F24S10/55		327
F24S10/60	8	the working fluids trickling freely over absorbing elements	F24S10/60	F24S10/60		302
F24S10/70	8	the working fluids being conveyed through tubular absorbing conduits	F24S10/70	F24S10/70		1976
F24S2010/71	9	{the conduits having a non-circular cross-section}	F24S10/70	F24S2010/71		168
F24S10/72	9	{the tubular conduits being integrated in a block; the tubular conduits touching each other}	F24S10/70	F24S10/72		469
F24S10/73	9	{the tubular conduits being of plastic material}	F24S10/70	F24S10/73		599
F24S10/74	9	{the tubular conduits are not fixed to heat absorbing plates and are not touching each other}	F24S10/70	F24S10/74		120
F24S10/742	10	{the conduits being parallel to each other}	F24S10/70	F24S10/742		505
F24S10/744	10	{the conduits being helically coiled}	F24S10/70	F24S10/744		75
F24S10/746	10	{the conduits being spirally coiled}	F24S10/70	F24S10/746		116
F24S10/748	10	{the conduits being otherwise bent, e.g. zig-zag}	F24S10/70	F24S10/748		200
F24S10/75	9	with enlarged surfaces, e.g. with protrusions or corrugations (collectors comprising porous material or permeable masses directly contacting the working fluids F24S10/80)	F24S10/75	F24S10/75		1216
F24S2010/751	10	{Special fins}	F24S10/75	F24S10/75		103
F24S2010/752	11	{extending obliquely}	F24S10/75	F24S10/75		79
F24S10/753	10	{the conduits being parallel to each other}	F24S10/75	F24S10/75		794
F24S10/754	10	{the conduits being spirally coiled}	F24S10/75	F24S10/75		53
F24S10/755	10	{the conduits being otherwise bent, e.g. zig-zag}	F24S10/75	F24S10/75		454
F24S10/80	8	comprising porous material or permeable masses directly contacting the working fluids (for conveying liquefied working fluid from evaporator sections to condenser sections with capillary force F24S10/95)	F24S10/80	F24S10/80		545
F24S10/90	8	using internal thermosiphonic circulation	F24S10/90	F24S10/90		215
F24S10/95	9	having evaporator sections and condenser sections, e.g. heat pipes	F24S10/95	F24S10/95		1367
F24S20/00	7	Solar heat collectors specially adapted for particular uses or environments	F24S20/00	F24S20/00		407
F24S20/02	8	{for swimming pools}	F24S20/00	F24S20/02		178
F24S20/04	8	{for showers}	F24S20/00	F24S20/04		117
F24S2020/10	8	{Solar modules layout; Modular arrangements}	F24S20/00	F24S2020/10		160
F24S2020/11	9	{in the form of multiple rows and multiple columns, all solar modules being coplanar}	F24S20/00	F24S2020/11		148
F24S2020/12	9	{Coplanar arrangements with frame overlapping portions}	F24S20/00	F24S2020/12		147
F24S2020/13	9	{Overlaying arrangements similar to roof tiles}	F24S20/00	F24S2020/13		363
F24S2020/14	9	{Stepped arrangements, e.g. in parallel planes, without module overlapping}	F24S20/00	F24S2020/14		51
F24S2020/15	9	{Non-parallel arrangements}	F24S20/00	F24S2020/15		9
F24S2020/16	9	{Preventing shading effects}	F24S20/00	F24S2020/16		221
F24S2020/17	9	{Arrangements of solar thermal modules combined with solar PV modules}	F24S20/00	F24S2020/17		391
F24S2020/18	9	{having a particular shape, e.g. prismatic, pyramidal}	F24S20/00	F24S2020/18		130
F24S2020/183	10	{in the form of louvers}	F24S20/00	F24S2020/183		114
F24S2020/186	10	{allowing change of position for optimization of heat collection}	F24S20/00	F24S2020/186		28
F24S20/20	8	Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants	F24S20/20	F24S20/20		3325
F24S2020/23	9	{movable or adjustable}	F24S20/20	F24S2020/23		262
F24S20/25	9	using direct solar radiation in combination with concentrated radiation	F24S20/25	F24S20/25		141
F24S20/30	8	Solar heat collectors for heating objects, e.g. solar cookers or solar furnaces	F24S20/30	F24S20/30		894
F24S20/40	8	Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air	F24S20/40	F24S20/40		2018
F24S20/50	8	Rollable or foldable solar heat collector modules	F24S20/50	F24S20/50		335
F24S20/55	9	made of flexible materials	F24S20/55	F24S20/55		192
F24S20/60	8	Solar heat collectors integrated in fixed constructions, e.g. in buildings	F24S20/60	F24S20/60		230
F24S20/61	9	Passive solar heat collectors, e.g. operated without external energy source	F24S20/61	F24S20/61		308
F24S20/62	9	in the form of fences, balustrades or handrails	F24S20/62	F24S20/62		245
F24S20/63	9	in the form of windows	F24S20/63	F24S20/63		463
F24S20/64	9	in the form of floor constructions, grounds or roads	F24S20/64	F24S20/64		228
F24S20/66	9	in the form of facade constructions, e.g. wall constructions (in the form of shingles or tiles F24S20/69)	F24S20/66	F24S20/66		1427
F24S20/67	9	in the form of roof constructions (in the form of shingles or tiles F24S20/69)	F24S20/67	F24S20/67		2755
F24S20/69	9	in the form of shingles or tiles	F24S20/69	F24S20/69		628
F24S20/70	8	Waterborne solar heat collector modules (for working fluids forming pools or ponds F24S10/10)	F24S20/70	F24S20/70		683
F24S20/80	8	Airborne solar heat collector modules, e.g. inflatable structures	F24S20/80	F24S20/80		132
F24S21/00	7	Solar heat collectors not provided for in groups F24S10/00-F24S20/00	F24S21/00	F24S21/00		268
F24S23/00	7	Arrangements for concentrating solar-rays for solar heat collectors	F24S23/00	F24S23/00		1068
F24S23/10	8	{Prisms}	F24S23/00	F24S23/10		229
F24S23/11	8	{Fluorescent material}	F24S23/00	F24S23/11		43
F24S23/12	8	{Light guides}	F24S23/00	F24S23/12		583
F24S23/30	8	with lenses	F24S23/30	F24S23/30		1874
F24S23/31	9	{having discontinuous faces, e.g. Fresnel lenses}	F24S23/30	F24S23/31		1091
F24S23/70	8	with reflectors	F24S23/70	F24S23/70		2341
F24S23/71	9	with parabolic reflective surfaces (with cylindro-parabolic reflective surfaces F24S23/74)	F24S23/71	F24S23/71		1243
F24S23/715	10	{flexible}	F24S23/71	F24S23/71		134
F24S23/72	9	with hemispherical reflective surfaces	F24S23/72	F24S23/72		178
F24S23/74	9	with trough-shaped or cylindro-parabolic reflective surfaces	F24S23/74	F24S23/74		2285
F24S23/745	10	{flexible}	F24S23/74	F24S23/74		238
F24S23/75	9	with conical reflective surfaces	F24S23/75	F24S23/75		134
F24S23/77	9	with flat reflective plates	F24S23/77	F24S23/77		1400
F24S23/79	9	with spaced and opposed interacting reflective surfaces	F24S23/79	F24S23/79		949
F24S23/80	9	{having discontinuous faces}	F24S23/70	F24S23/80		738
F24S23/81	9	{flexible (F24S23/715, F24S23/745 take precedence)}	F24S23/70	F24S23/81		222
F24S23/82	9	{characterised by the material or the construction of the reflector}	F24S23/70	F24S23/82		779
F24S2023/83	9	{Other shapes}	F24S23/70	F24S2023/83		104
F24S2023/831	10	{corrugated}	F24S23/70	F24S2023/831		27
F24S2023/832	10	{curved}	F24S23/70	F24S2023/832		272
F24S2023/833	10	{dish-shaped}	F24S23/70	F24S2023/833		118
F24S2023/834	10	{trough-shaped}	F24S23/70	F24S2023/834		140
F24S2023/835	11	{asymmetric}	F24S23/70	F24S2023/835		23
F24S2023/836	10	{spiral}	F24S23/70	F24S2023/836		30
F24S2023/837	10	{hyperbolic}	F24S23/70	F24S2023/837		40
F24S2023/838	10	{involutes}	F24S23/70	F24S2023/838		108
F24S2023/84	9	{Reflective elements inside solar collector casings}	F24S23/70	F24S2023/84		129
F24S2023/85	9	{Micro-reflectors}	F24S23/70	F24S2023/85		40
F24S2023/86	9	{in the form of reflective coatings}	F24S23/70	F24S2023/86		235
F24S2023/87	9	{Reflectors layout}	F24S23/70	F24S2023/87		355
F24S2023/872	10	{Assemblies of spaced reflective elements on common support, e.g. Fresnel reflectors}	F24S23/70	F24S2023/872		559
F24S2023/874	10	{Reflectors formed by assemblies of adjacent similar reflective facets}	F24S23/70	F24S2023/874		247
F24S2023/876	10	{Reflectors formed by assemblies of adjacent reflective elements having different orientation or different features}	F24S23/70	F24S2023/876		123
F24S2023/878	10	{Assemblies of spaced reflective elements in the form of grids, e.g. vertical or inclined reflective elements extending over heat absorbing elements}	F24S23/70	F24S2023/878		94
F24S2023/88	9	{Multi reflective traps}	F24S23/70	F24S2023/88		253
F24S25/00	7	Arrangement of stationary mountings or supports for solar heat collector modules<br><br><u>NOTE</u><br><br> Arrangements also intended for use with photovoltaic modules should further be classified in the relevant groups of subclass H02S.  	F24S25/00	F24S25/00		1023
F24S2025/01	8	{Special support components; Methods of use}	F24S25/00	F24S2025/01		87
F24S2025/011	9	{Arrangements for mounting elements inside solar collectors; Spacers inside solar collectors}	F24S25/00	F24S2025/011		350
F24S2025/012	9	{Foldable support elements}	F24S25/00	F24S2025/012		357
F24S2025/013	9	{Stackable support elements}	F24S25/00	F24S2025/013		158
F24S2025/014	9	{Methods for installing support elements}	F24S25/00	F24S2025/014		461
F24S2025/015	9	{Supports with play between elements}	F24S25/00	F24S2025/015		61
F24S2025/016	9	{Filling or spacing means; Elastic means}	F24S25/00	F24S2025/016		203
F24S2025/017	9	{Tensioning means}	F24S25/00	F24S2025/017		163
F24S2025/018	9	{Means for preventing movements, e.g. stops}	F24S25/00	F24S2025/018		186
F24S2025/019	9	{Means for accommodating irregularities on mounting surface; Tolerance compensation means}	F24S25/00	F24S2025/019		186
F24S2025/02	9	{Ballasting means}	F24S25/00	F24S2025/02		406
F24S2025/021	9	{Sealing means between support elements and mounting surface}	F24S25/00	F24S2025/021		330
F24S2025/022	9	{Sealing means between support elements, e.g. overlapping arrangements; Gap closing arrangements}	F24S25/00	F24S2025/022		128
F24S2025/023	9	{Means for preventing theft; Locking means}	F24S25/00	F24S2025/023		100
F24S25/10	8	extending in directions away from a supporting surface	F24S25/10	F24S25/10		1494
F24S25/11	9	using shaped bodies, e.g. concrete elements, foamed elements or moulded box-like elements	F24S25/11	F24S25/11		451
F24S25/12	9	using posts in combination with upper profiles	F24S25/12	F24S25/12		1235
F24S25/13	9	Profile arrangements, e.g. trusses (F24S25/12 takes precedence)	F24S25/13	F24S25/13		1321
F24S25/15	9	using bent plates; using assemblies of plates	F24S25/15	F24S25/15		220
F24S25/16	9	Arrangement of interconnected standing structures; Standing structures having separate supporting portions for adjacent modules	F24S25/16	F24S25/16		668
F24S25/20	8	Peripheral frames for modules	F24S25/20	F24S25/20		1397
F24S25/30	8	using elongate rigid mounting elements extending substantially along the supporting surface, e.g.&#160;for covering buildings with solar heat collectors (extending in directions away from the supporting surface F24S25/10; peripheral frames for modules F24S25/20)	F24S25/30	F24S25/30		619
F24S25/33	9	forming substantially planar assemblies, e.g. of coplanar or stacked profiles	F24S25/33	F24S25/33		1069
F24S25/35	10	by means of profiles with a cross-section defining separate supporting portions for adjacent modules	F24S25/35	F24S25/35		778
F24S25/37	10	forming coplanar grids comprising longitudinal and transversal profiles	F24S25/37	F24S25/37		222
F24S25/40	8	using plate-like mounting elements, e.g. profiled or corrugated plates; Plate-like module frames&#160; (extending in directions away from a supporting surface F24S25/10)	F24S25/40	F24S25/40		466
F24S25/50	8	comprising elongate non-rigid elements, e.g. straps, wires or ropes	F24S25/50	F24S25/50		733
F24S25/60	8	Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules	F24S25/60	F24S25/60		699
F24S2025/6001	9	{by using hook and loop-type fasteners}	F24S25/60	F24S25/60		64
F24S2025/6002	9	{by using hooks}	F24S25/60	F24S25/60		337
F24S2025/6003	9	{by clamping}	F24S25/60	F24S25/60		405
F24S2025/6004	9	{by clipping, e.g. by using snap connectors}	F24S25/60	F24S25/60		509
F24S2025/6005	9	{by screwed connection}	F24S25/60	F24S25/60		211
F24S2025/6006	9	{by using threaded elements, e.g. stud bolts}	F24S25/60	F24S25/60		373
F24S2025/6007	9	{by using form-fitting connection means, e.g. tongue and groove}	F24S25/60	F24S25/60		444
F24S2025/6008	9	{by using toothed elements}	F24S25/60	F24S25/60		214
F24S2025/6009	9	{by deforming the material, e.g. by crimping or clinching}	F24S25/60	F24S25/60		47
F24S2025/601	9	{by bonding, e.g. by using adhesives}	F24S25/60	F24S25/60		456
F24S2025/6011	9	{by welding or brazing}	F24S25/60	F24S25/60		56
F24S2025/6012	9	{Joining different materials}	F24S25/60	F24S25/60		12
F24S2025/6013	10	{Joining glass with non-glass elements}	F24S25/60	F24S25/60		139
F24S25/61	9	for fixing to the ground or to building structures	F24S25/61	F24S25/61		1975
F24S25/613	10	in the form of bent strips or assemblies of strips; Hook-like connectors; Connectors to be mounted between building-covering elements	F24S25/613	F24S25/613		559
F24S25/615	10	for fixing to protruding parts of buildings, e.g. to corrugations or to standing seams	F24S25/615	F24S25/615		773
F24S25/617	10	Elements driven into the ground, e.g. anchor-piles; Foundations for supporting elements; Connectors for connecting supporting structures to the ground or to flat horizontal surfaces	F24S25/617	F24S25/617		796
F24S25/63	9	for fixing modules or their peripheral frames to supporting elements	F24S25/63	F24S25/63		807
F24S25/632	10	Side connectors; Base connectors	F24S25/632	F24S25/632		1064
F24S25/634	10	Clamps; Clips	F24S25/634	F24S25/634		719
F24S25/636	11	clamping by screw-threaded elements	F24S25/636	F24S25/636		1257
F24S25/65	9	for coupling adjacent supporting elements, e.g. for connecting profiles together	F24S25/65	F24S25/65		1195
F24S25/67	9	for coupling adjacent modules or their peripheral frames (for fixing modules or their peripheral frames to supporting elements F24S25/63)	F24S25/67	F24S25/67		635
F24S25/70	8	with means for adjusting the final position or orientation of supporting elements in relation to each other or to a mounting surface; with means for compensating mounting tolerances	F24S25/70	F24S25/70		1580
F24S2025/80	8	{Special profiles}	F24S25/00	F24S2025/80		72
F24S2025/801	9	{having hollow parts with closed cross-section}	F24S25/00	F24S2025/801		449
F24S2025/802	9	{having circular or oval cross-section}	F24S25/00	F24S2025/802		96
F24S2025/803	9	{having a central web, e.g. I-shaped, inverted T- shaped}	F24S25/00	F24S2025/803		114
F24S2025/804	9	{U-, C- or O-shaped; Hat profiles}	F24S25/00	F24S2025/804		223
F24S2025/805	9	{in the form of corrugated profiles}	F24S25/00	F24S2025/805		31
F24S2025/806	9	{having curved portions}	F24S25/00	F24S2025/806		98
F24S2025/807	9	{having undercut grooves}	F24S25/00	F24S2025/807		302
F24S30/00	7	Arrangements for moving or orienting solar heat collector modules<br><br><u>NOTE</u><br><br> Arrangements also intended for use with photovoltaic modules should further be classified in the relevant groups of subclass H02S.  	F24S30/00	F24S30/00		476
F24S2030/10	8	{Special components}	F24S30/00	F24S2030/10		115
F24S2030/11	9	{Driving means}	F24S30/00	F24S2030/11		733
F24S2030/115	10	{Linear actuators, e.g. pneumatic cylinders}	F24S30/00	F24S2030/115		489
F24S2030/12	9	{Coupling means}	F24S30/00	F24S2030/12		96
F24S2030/13	9	{Transmissions}	F24S30/00	F24S2030/13		148
F24S2030/131	10	{in the form of articulated bars}	F24S30/00	F24S2030/131		302
F24S2030/132	11	{in the form of compasses, scissors or parallelograms}	F24S30/00	F24S2030/132		119
F24S2030/133	10	{in the form of flexible elements, e.g. belts, chains, ropes}	F24S30/00	F24S2030/133		673
F24S2030/134	10	{in the form of gearings or rack-and-pinion transmissions}	F24S30/00	F24S2030/134		799
F24S2030/135	10	{in the form of threaded elements}	F24S30/00	F24S2030/135		273
F24S2030/136	10	{for moving several solar collectors by common transmission elements}	F24S30/00	F24S2030/136		722
F24S2030/137	10	{for deriving one movement from another one, e.g. for deriving elevation movement from azimuth movement}	F24S30/00	F24S2030/137		192
F24S2030/14	9	{Movement guiding means}	F24S30/00	F24S2030/14		211
F24S2030/145	10	{Tracks}	F24S30/00	F24S2030/145		329
F24S2030/15	9	{Bearings}	F24S30/00	F24S2030/15		426
F24S2030/16	9	{Hinged elements; Pin connections}	F24S30/00	F24S2030/16		513
F24S2030/17	9	{Spherical joints}	F24S30/00	F24S2030/17		175
F24S2030/18	9	{Load balancing means, e.g. use of counter-weights}	F24S30/00	F24S2030/18		150
F24S2030/19	9	{Movement dampening means; Braking means}	F24S30/00	F24S2030/19		215
F24S30/20	8	for linear movement	F24S30/20	F24S30/20		1020
F24S30/40	8	for rotary movement	F24S30/40	F24S30/40		1399
F24S30/42	9	with only one rotation axis	F24S30/42	F24S30/42		206
F24S30/422	10	Vertical axis	F24S30/422	F24S30/422		785
F24S30/425	10	Horizontal axis	F24S30/425	F24S30/425		5639
F24S30/428	10	with inclined axis	F24S30/428	F24S30/428		244
F24S30/45	9	with two rotation axes	F24S30/45	F24S30/45		676
F24S30/452	10	Vertical primary axis	F24S30/452	F24S30/452		1815
F24S30/455	10	Horizontal primary axis	F24S30/455	F24S30/455		546
F24S30/458	10	with inclined primary axis	F24S30/458	F24S30/458		214
F24S30/48	9	with three or more rotation axes or with multiple degrees of freedom	F24S30/48	F24S30/48		698
F24S40/00	7	Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors (control arrangements F24S50/00)	F24S40/00	F24S40/00		364
F24S40/10	8	Protective covers or shrouds; Closure members, e.g. lids (transparent coverings F24S80/50)	F24S40/10	F24S40/10		601
F24S40/20	8	Cleaning; Removing snow	F24S40/20	F24S40/20		1753
F24S40/40	8	Preventing corrosion; Protecting against dirt or contamination	F24S40/40	F24S40/40		367
F24S40/42	9	Preventing condensation inside solar modules (by venting F24S40/53)	F24S40/42	F24S40/42		107
F24S40/44	9	Draining rainwater or condensation	F24S40/44	F24S40/44		519
F24S40/46	9	Maintaining vacuum, e.g. by using getters	F24S40/46	F24S40/46		165
F24S40/48	9	Deaerating or degassing the working fluid	F24S40/48	F24S40/48		76
F24S40/50	8	Preventing overheating or overpressure (by draining the working fluid F24S40/60)	F24S40/50	F24S40/50		347
F24S40/52	9	by modifying the heat collection, e.g. by defocusing or by changing the position of heat-receiving elements	F24S40/52	F24S40/52		335
F24S40/53	9	by venting solar heat collector enclosures	F24S40/53	F24S40/53		155
F24S40/55	9	Arrangements for cooling, e.g. by using external heat dissipating means or internal cooling circuits (by venting F24S40/53)	F24S40/55	F24S40/55		307
F24S40/57	9	Preventing overpressure in solar collector enclosures (by venting F24S40/53)	F24S40/57	F24S40/57		38
F24S40/58	9	Preventing overpressure in working fluid circuits	F24S40/58	F24S40/58		84
F24S40/60	8	Arrangements for draining the working fluid	F24S40/60	F24S40/60		281
F24S40/70	8	Preventing freezing (arrangements for draining the working fluid F24S40/60)	F24S40/70	F24S40/70		455
F24S40/80	8	Accommodating differential expansion of solar collector elements	F24S40/80	F24S40/80		509
F24S40/85	9	{Arrangements for protecting solar collectors against adverse weather conditions (F24S40/10 takes precedence)}	F24S40/80	F24S40/85		556
F24S40/90	8	Arrangements for testing solar heat collectors	F24S40/90	F24S40/90		142
F24S50/00	7	Arrangements for controlling solar heat collectors	F24S50/00	F24S50/00		1483
F24S50/20	8	for tracking	F24S50/20	F24S50/20		3615
F24S2050/25	9	{Calibration means; Methods for initial positioning of solar concentrators or solar receivers}	F24S50/20	F24S2050/25		200
F24S50/40	8	responsive to temperature	F24S50/40	F24S50/40		1596
F24S50/60	8	responsive to wind	F24S50/60	F24S50/60		197
F24S50/80	8	for controlling collection or absorption of solar radiation	F24S50/80	F24S50/80		885
F24S60/00	7	Arrangements for storing heat collected by solar heat collectors (working fluids forming pools or ponds F24S10/10)	F24S60/00	F24S60/00		1700
F24S60/10	8	using latent heat	F24S60/10	F24S60/10		1067
F24S60/20	8	using chemical reactions, e.g. thermochemical reactions or isomerisation reactions	F24S60/20	F24S60/20		188
F24S60/30	8	storing heat in liquids	F24S60/30	F24S60/30		2891
F24S70/00	7	Details of absorbing elements	F24S70/00	F24S70/00		71
F24S70/10	8	characterised by the absorbing material (absorbing coatings or surface treatment for increasing absorption F24S70/20)	F24S70/10	F24S70/10		615
F24S70/12	9	made of metallic material	F24S70/12	F24S70/12		347
F24S70/14	9	made of plastics	F24S70/14	F24S70/14		139
F24S70/16	9	made of ceramic; made of concrete; made of natural stone	F24S70/16	F24S70/16		252
F24S70/20	8	characterised by absorbing coatings; characterised by surface treatment for increasing absorption	F24S70/20	F24S70/20		726
F24S70/225	9	for spectrally selective absorption	F24S70/225	F24S70/225		1048
F24S70/25	9	Coatings made of metallic material	F24S70/25	F24S70/25		598
F24S70/275	9	Coatings made of plastics	F24S70/275	F24S70/275		78
F24S70/30	8	Auxiliary coatings, e.g. anti-reflective coatings	F24S70/30	F24S70/30		458
F24S70/60	8	characterised by the structure or construction (absorbing coatings or surface treatment for increasing absorption F24S70/20; auxiliary coatings F24S70/30)	F24S70/60	F24S70/60		896
F24S2070/62	9	{Heat traps}	F24S70/60	F24S2070/62		157
F24S70/65	9	Combinations of two or more absorbing elements	F24S70/65	F24S70/65		281
F24S80/00	7	Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00	F24S80/00	F24S80/00		1382
F24S2080/01	8	{Selection of particular materials}	F24S80/00	F24S2080/01		73
F24S2080/011	9	{Ceramics}	F24S80/00	F24S2080/011		54
F24S2080/012	9	{Concrete}	F24S80/00	F24S2080/012		99
F24S2080/013	9	{Foams}	F24S80/00	F24S2080/013		62
F24S2080/014	9	{Carbone, e.g. graphite}	F24S80/00	F24S2080/014		37
F24S2080/015	9	{Plastics}	F24S80/00	F24S2080/015		219
F24S2080/016	9	{Textiles; Fabrics}	F24S80/00	F24S2080/016		17
F24S2080/017	9	{Natural materials, e.g. wood}	F24S80/00	F24S2080/017		50
F24S2080/018	9	{Recycled materials}	F24S80/00	F24S2080/018		39
F24S2080/03	8	{Arrangements for heat transfer optimization}	F24S80/00	F24S2080/03		154
F24S2080/05	9	{Flow guiding means; Inserts inside conduits}	F24S80/00	F24S2080/05		349
F24S2080/07	9	{Arrangements for one-way heat transfer, e.g. thermal diodes}	F24S80/00	F24S2080/07		63
F24S2080/09	8	{Arrangements for reinforcement of solar collector elements}	F24S80/00	F24S2080/09		187
F24S80/10	8	Materials for heat-exchange conduits	F24S80/10	F24S80/10		110
F24S80/20	8	Working fluids specially adapted for solar heat collectors	F24S80/20	F24S80/20		708
F24S80/30	8	Arrangements for connecting the fluid circuits of solar collectors with each other or with other components, e.g. pipe connections; Fluid distributing means, e.g. headers	F24S80/30	F24S80/30		2272
F24S80/40	8	Casings	F24S80/40	F24S80/40		491
F24S80/45	9	characterised by the material	F24S80/45	F24S80/45		115
F24S80/453	10	made of metallic material	F24S80/453	F24S80/453		133
F24S80/457	10	made of plastics	F24S80/457	F24S80/457		190
F24S80/50	8	Elements for transmitting incoming solar rays and preventing outgoing heat radiation; Transparent coverings	F24S80/50	F24S80/50		657
F24S2080/501	9	{Special shape}	F24S80/50	F24S80/50		23
F24S2080/502	10	{in the form of multiple covering elements}	F24S80/50	F24S80/50		165
F24S2080/503	10	{in the form of curved covering elements}	F24S80/50	F24S80/50		121
F24S80/52	9	characterised by the material (for preventing heat loss F24S80/56)	F24S80/52	F24S80/52		297
F24S80/525	10	made of plastics	F24S80/525	F24S80/525		311
F24S80/54	9	using evacuated elements	F24S80/54	F24S80/54		390
F24S80/56	9	characterised by means for preventing heat loss	F24S80/56	F24S80/56		628
F24S80/58	9	characterised by their mountings or fixing means	F24S80/58	F24S80/58		335
F24S80/60	8	Thermal insulation (transparent coverings F24S80/50)	F24S80/60	F24S80/60		990
F24S80/65	9	characterised by the material	F24S80/65	F24S80/65		340
F24S80/70	8	Sealing means	F24S80/70	F24S80/70		948
F24S90/00	7	Solar heat systems not otherwise provided for	F24S90/00	F24S90/00		938
F24S90/10	8	using thermosiphonic circulation	F24S90/10	F24S90/10		406
F24S2201/00	7	Prediction; Simulation	CPCONLY	F24S2201/00		236
