F01P1/00	7	Air cooling	F01P1/00	F01P1/00		380
F01P2001/005	8	{Cooling engine rooms}	F01P1/00	F01P1/00		459
F01P1/02	8	Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders	F01P1/02	F01P1/02		811
F01P2001/023	9	{Cooling cylinders (F01P2003/022 takes precedence)}	F01P1/02	F01P1/02		85
F01P2001/026	9	{Cooling cylinder heads (F01P2003/025 takes precedence)}	F01P1/02	F01P1/02		49
F01P1/04	8	Arrangements for cooling pistons	F01P1/04	F01P1/04		155
F01P1/06	8	Arrangements for cooling other engine or machine parts	F01P1/06	F01P1/06		901
F01P1/08	9	for cooling intake or exhaust valves	F01P1/08	F01P1/08		129
F01P1/10	9	for cooling fuel injectors or sparking-plugs	F01P1/10	F01P1/10		100
F01P3/00	7	Liquid cooling	F01P3/00	F01P3/00		451
F01P2003/001	8	{Cooling liquid}	F01P3/00	F01P3/00		178
F01P2003/003	9	{having boiling-point higher than 100&#176;C}	F01P3/00	F01P3/00		34
F01P2003/005	8	{the liquid being fuel}	F01P3/00	F01P3/00		58
F01P2003/006	8	{the liquid being oil}	F01P3/00	F01P3/00		528
F01P2003/008	8	{the liquid being water and oil}	F01P3/00	F01P3/00		61
F01P3/02	8	Arrangements for cooling cylinders or cylinder heads	F01P3/02	F01P3/02		2153
F01P2003/021	9	{Cooling cylinders}	F01P3/02	F01P3/02		783
F01P2003/022	10	{combined with air cooling}	F01P3/02	F01P3/02		28
F01P2003/024	9	{Cooling cylinder heads}	F01P3/02	F01P3/02		675
F01P2003/025	10	{combined with air cooling}	F01P3/02	F01P3/02		11
F01P2003/027	9	{Cooling cylinders and cylinder heads in parallel}	F01P3/02	F01P3/02		455
F01P2003/028	9	{Cooling cylinders and cylinder heads in series}	F01P3/02	F01P3/02		442
F01P3/04	9	Liquid-to-air heat-exchangers combined with, or arranged on, cylinders or cylinder heads	F01P3/04	F01P3/04		120
F01P3/06	8	Arrangements for cooling pistons	F01P3/06	F01P3/06		157
F01P3/08	9	Cooling of piston exterior only, e.g. by jets	F01P3/08	F01P3/08		796
F01P3/10	9	Cooling by flow of coolant through pistons	F01P3/10	F01P3/10		579
F01P3/12	8	Arrangements for cooling other engine or machine parts	F01P3/12	F01P3/12		1186
F01P3/14	9	for cooling intake or exhaust valves	F01P3/14	F01P3/14		341
F01P3/16	9	for cooling fuel injectors or sparking-plugs	F01P3/16	F01P3/16		256
F01P3/18	8	Arrangements or mounting of liquid-to-air heat-exchangers (such arrangements on cylinders or cylinder heads F01P3/04; relative to vehicles B60K11/04)	F01P3/18	F01P3/18		2117
F01P2003/182	9	{with multiple heat-exchangers}	F01P3/18	F01P3/18		409
F01P2003/185	9	{arranged in parallel}	F01P3/18	F01P3/18		264
F01P2003/187	9	{arranged in series}	F01P3/18	F01P3/18		348
F01P3/20	8	Cooling circuits not specific to a single part of engine or machine (F01P3/22 takes precedence)	F01P3/20	F01P3/20		3095
F01P3/202	9	{for outboard marine engines}	F01P3/20	F01P3/20		545
F01P3/205	10	{Flushing}	F01P3/20	F01P3/20		130
F01P3/207	9	{liquid-to-liquid heat-exchanging relative to marine vessels}	F01P3/20	F01P3/20		307
F01P3/22	8	characterised by evaporation and condensation of coolant in closed cycles (other cooling by evaporation F01P9/02); characterised by the coolant reaching higher temperatures than normal atmospheric boiling-point	F01P3/22	F01P3/22		578
F01P3/2207	9	{characterised by the coolant reaching temperatures higher than the normal atmospheric boiling point}	F01P3/22	F01P3/22		103
F01P2003/2214	9	{Condensers}	F01P3/22	F01P3/22		29
F01P2003/2221	10	{of the horizontal type}	F01P3/22	F01P3/22		13
F01P2003/2228	10	{of the upflow type}	F01P3/22	F01P3/22		15
F01P2003/2235	10	{of the downflow type}	F01P3/22	F01P3/22		5
F01P2003/2242	10	{Steam-to-steam condensers}	F01P3/22	F01P3/22		3
F01P2003/225	10	{Steam-to-liquid condensers}	F01P3/22	F01P3/22		13
F01P2003/2257	10	{Rotating condensers}	F01P3/22	F01P3/22		3
F01P2003/2264	10	{Separators}	F01P3/22	F01P3/22		33
F01P3/2271	9	{Closed cycles with separator and liquid return}	F01P3/22	F01P3/22		177
F01P2003/2278	9	{Heat pipes}	F01P3/22	F01P3/22		109
F01P3/2285	9	{Closed cycles with condenser and feed pump}	F01P3/22	F01P3/22		227
F01P2003/2292	9	{with thermostatically controlled by-pass}	F01P3/22	F01P3/22		17
F01P5/00	7	Pumping cooling-air or liquid coolants (controlling circulation or supply of coolants by influencing drive of pumps F01P7/00)	F01P5/00	F01P5/00		56
F01P5/02	8	Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers	F01P5/02	F01P5/02		2763
F01P2005/025	9	{using two or more air pumps}	F01P5/02	F01P5/02		438
F01P5/04	9	Pump-driving arrangements	F01P5/04	F01P5/04		1208
F01P5/043	10	{Pump reversing arrangements}	F01P5/04	F01P5/04		176
F01P2005/046	10	{with electrical pump drive}	F01P5/04	F01P5/04		448
F01P5/06	9	Guiding or ducting air to, or from, ducted fans	F01P5/06	F01P5/06		1783
F01P5/08	9	Use of engine exhaust gases for pumping cooling-air	F01P5/08	F01P5/08		225
F01P5/10	8	Pumping liquid coolant; Arrangements of coolant pumps	F01P5/10	F01P5/10		2715
F01P2005/105	9	{Using two or more pumps}	F01P5/10	F01P5/10		799
F01P5/12	9	Pump-driving arrangements	F01P5/12	F01P5/12		1326
F01P2005/125	10	{Driving auxiliary pumps electrically}	F01P5/12	F01P5/12		644
F01P5/14	8	Safety means against, or active at, failure of coolant-pumps drives, e.g. shutting engine down; Means for indicating functioning of coolant pumps	F01P5/14	F01P5/14		286
F01P7/00	7	Controlling of coolant flow	F01P7/00	F01P7/00		109
F01P7/02	8	the coolant being cooling-air	F01P7/02	F01P7/02		512
F01P7/023	9	{Cowlings for airplane engines}	F01P7/02	F01P7/02		228
F01P7/026	9	{Thermostatic control}	F01P7/02	F01P7/02		485
F01P7/04	9	by varying pump speed, e.g. by changing pump-drive gear ratio	F01P7/04	F01P7/04		676
F01P7/042	10	{using fluid couplings (couplings or clutches of this type per seF16D35/00)}	F01P7/04	F01P7/04		556
F01P7/044	10	{using hydraulic drives}	F01P7/04	F01P7/04		432
F01P7/046	10	{using mechanical drives}	F01P7/04	F01P7/04		184
F01P7/048	10	{using electrical drives}	F01P7/04	F01P7/04		606
F01P7/06	9	by varying blade pitch	F01P7/06	F01P7/06		233
F01P7/08	9	by cutting in or out of pumps	F01P7/08	F01P7/08		608
F01P7/081	10	{using clutches, e.g. electro-magnetic or induction clutches}	F01P7/08	F01P7/08		253
F01P7/082	11	{using friction clutches}	F01P7/08	F01P7/08		30
F01P7/084	12	{actuated electromagnetically}	F01P7/08	F01P7/08		171
F01P7/085	12	{actuated by fluid pressure}	F01P7/08	F01P7/08		116
F01P7/087	12	{actuated directly by deformation of a thermostatic device}	F01P7/08	F01P7/08		136
F01P7/088	12	{actuated in response to driving speed, e.g. by centrifugal devices}	F01P7/08	F01P7/08		37
F01P7/10	9	by throttling amount of air flowing through liquid-to-air heat exchangers	F01P7/10	F01P7/10		1073
F01P7/12	10	by thermostatic control	F01P7/12	F01P7/12		564
F01P7/14	8	the coolant being liquid	F01P7/14	F01P7/14		2089
F01P2007/143	9	{using restrictions}	F01P7/14	F01P7/14		312
F01P2007/146	9	{using valves}	F01P7/14	F01P7/14		3384
F01P7/16	9	by thermostatic control	F01P7/16	F01P7/16		3692
F01P7/161	10	{by bypassing pumps}	F01P7/16	F01P7/16		257
F01P7/162	10	{by cutting in and out of pumps}	F01P7/16	F01P7/16		439
F01P7/164	10	{by varying pump speed}	F01P7/16	F01P7/16		883
F01P7/165	10	{characterised by systems with two or more loops}	F01P7/16	F01P7/16		2434
F01P7/167	10	{by adjusting the pre-set temperature according to engine parameters, e.g. engine load, engine speed}	F01P7/16	F01P7/16		1143
F01P2007/168	10	{By varying the cooling capacity of a liquid-to-air heat-exchanger}	F01P7/16	F01P7/16		122
F01P9/00	7	Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00&#160;-&#160;F01P7/00(profiting from waste heat of combustion-engine cooling F02G5/00)	F01P9/00	F01P9/00		332
F01P2009/005	8	{Cooling with melting solids}	F01P9/00	F01P9/00		19
F01P9/02	8	Cooling by evaporation, e.g. by spraying water on to cylinders (evaporation and condensation of liquid coolant in closed cycles F01P3/22{; evaporation or evaporation apparatus for physical or chemical purposes, e.g. evaporation of liquids for gas phase reactions B01B1/005})	F01P9/02	F01P9/02		261
F01P9/04	8	by simultaneous or alternative use of direct air-cooling and liquid cooling (F01P9/02 takes precedence)	F01P9/04	F01P9/04		208
F01P9/06	8	by use of refrigerating apparatus, e.g. of compressor or absorber type	F01P9/06	F01P9/06		304
F01P11/00	7	Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00&#160;-&#160;F01P9/00	F01P11/00	F01P11/00		2152
F01P11/02	8	Liquid-coolant {filling}, overflow, venting, or draining devices (automatic draining during freezing conditions F01P11/20)	F01P11/02	F01P11/02		647
F01P11/0204	9	{Filling}	F01P11/02	F01P11/02		461
F01P11/0209	10	{Closure caps}	F01P11/02	F01P11/02		194
F01P11/0214	11	{Mounting}	F01P11/02	F01P11/02		801
F01P2011/0219	12	{using bayonet connections}	F01P11/02	F01P11/02		73
F01P2011/0223	12	{Decoration}	F01P11/02	F01P11/02		67
F01P2011/0228	12	{Sealing}	F01P11/02	F01P11/02		79
F01P2011/0233	12	{Venting}	F01P11/02	F01P11/02		41
F01P11/0238	11	{with overpressure valves or vent valves}	F01P11/02	F01P11/02		508
F01P2011/0242	12	{setting the pressure valve}	F01P11/02	F01P11/02		77
F01P11/0247	11	{Safety; Locking against opening}	F01P11/02	F01P11/02		288
F01P2011/0252	12	{Venting before opening}	F01P11/02	F01P11/02		91
F01P2011/0257	12	{with theft preventing means}	F01P11/02	F01P11/02		31
F01P2011/0261	12	{activated by temperature}	F01P11/02	F01P11/02		77
F01P2011/0266	12	{activated by pressure}	F01P11/02	F01P11/02		71
F01P2011/0271	11	{Semi-permeable, e.g. using Gore-Tex c fibres}	F01P11/02	F01P11/02		11
F01P11/0276	9	{Draining or purging}	F01P11/02	F01P11/02		545
F01P11/028	9	{Deaeration devices}	F01P11/02	F01P11/02		632
F01P11/0285	9	{Venting devices}	F01P11/02	F01P11/02		388
F01P11/029	9	{Expansion reservoirs}	F01P11/02	F01P11/02		1517
F01P11/0295	9	{Condensers for radiators}	F01P11/02	F01P11/02		135
F01P11/04	8	Arrangements of liquid pipes or hoses	F01P11/04	F01P11/04		1527
F01P11/06	8	Cleaning (in general B08B); Combating corrosion (in general C23F)	F01P11/06	F01P11/06		1105
F01P2011/061	9	{Cleaning or combating corrosion using filters}	F01P11/06	F01P11/06		345
F01P2011/063	9	{Cleaning (F01P2011/061 takes precedence)}	F01P11/06	F01P11/06		349
F01P2011/065	9	{Flushing}	F01P11/06	F01P11/06		182
F01P2011/066	9	{Combating corrosion (F01P2011/061 takes precedence)}	F01P11/06	F01P11/06		115
F01P2011/068	10	{chemically}	F01P11/06	F01P11/06		112
F01P11/08	8	Arrangements of lubricant coolers (in lubrication apparatus F01M)	F01P11/08	F01P11/08		1156
F01P11/10	8	Guiding or ducting cooling-air, to, or from, liquid-to-air heat exchangers	F01P11/10	F01P11/10		1645
F01P11/12	8	Filtering, cooling, or silencing cooling-air	F01P11/12	F01P11/12		1106
F01P11/14	8	Indicating devices; Other safety devices	F01P11/14	F01P11/14		954
F01P11/16	9	concerning coolant temperature (F01P11/20 takes precedence)	F01P11/16	F01P11/16		1671
F01P11/18	9	concerning coolant pressure, coolant flow, or liquid-coolant level	F01P11/18	F01P11/18		939
F01P11/20	9	concerning atmospheric freezing conditions, e.g. automatically draining or heating during frosty weather	F01P11/20	F01P11/20		826
F01P2011/205	9	{using heat-accumulators}	F01P11/20	F01P11/20		610
F01P2023/00	7	Signal processing; Details thereof	CPCONLY	F01P2023/00		148
F01P2023/08	8	Microprocessor; Microcomputer	CPCONLY	F01P2023/08		330
F01P2025/00	7	Measuring	CPCONLY	F01P2025/00		71
F01P2025/04	8	Pressure	CPCONLY	F01P2025/04		390
F01P2025/06	9	for determining flow	CPCONLY	F01P2025/06		80
F01P2025/08	8	Temperature	CPCONLY	F01P2025/08		1401
F01P2025/12	9	Cabin temperature	CPCONLY	F01P2025/12		69
F01P2025/13	9	Ambient temperature	CPCONLY	F01P2025/13		458
F01P2025/30	9	Engine incoming fluid temperature	CPCONLY	F01P2025/30		233
F01P2025/31	9	Cylinder temperature	CPCONLY	F01P2025/31		118
F01P2025/32	9	Engine outcoming fluid temperature	CPCONLY	F01P2025/32		563
F01P2025/33	9	Cylinder head temperature	CPCONLY	F01P2025/33		141
F01P2025/34	9	Heat exchanger incoming fluid temperature	CPCONLY	F01P2025/34		65
F01P2025/36	9	Heat exchanger mixed fluid temperature	CPCONLY	F01P2025/36		116
F01P2025/40	9	Oil temperature	CPCONLY	F01P2025/40		297
F01P2025/42	9	Intake manifold temperature	CPCONLY	F01P2025/42		80
F01P2025/44	9	Outlet manifold temperature	CPCONLY	F01P2025/44		51
F01P2025/46	9	Engine parts temperature	CPCONLY	F01P2025/46		111
F01P2025/48	9	Engine room temperature	CPCONLY	F01P2025/48		56
F01P2025/50	9	using two or more temperature sensors	CPCONLY	F01P2025/50		350
F01P2025/52	9	Heat exchanger temperature	CPCONLY	F01P2025/52		115
F01P2025/60	8	Operating parameters	CPCONLY	F01P2025/60		262
F01P2025/62	9	Load	CPCONLY	F01P2025/62		318
F01P2025/64	9	Number of revolutions	CPCONLY	F01P2025/64		376
F01P2025/66	9	Vehicle speed	CPCONLY	F01P2025/66		306
F01P2025/70	8	Level	CPCONLY	F01P2025/70		228
F01P2025/80	8	Concentration anti-freeze	CPCONLY	F01P2025/80		61
F01P2031/00	7	Fail safe	CPCONLY	F01P2031/00		304
F01P2031/16	8	using melting materials	CPCONLY	F01P2031/16		31
F01P2031/18	8	Detecting fluid leaks	CPCONLY	F01P2031/18		81
F01P2031/20	8	Warning devices	CPCONLY	F01P2031/20		260
F01P2031/22	8	using warning lamps	CPCONLY	F01P2031/22		186
F01P2031/24	8	for freezing	CPCONLY	F01P2031/24		18
F01P2031/30	8	Cooling after the engine is stopped	CPCONLY	F01P2031/30		228
F01P2031/32	8	Deblocking of damaged thermostat	CPCONLY	F01P2031/32		131
F01P2031/34	8	Limping home	CPCONLY	F01P2031/34		25
F01P2031/36	8	Failure of coolant pump	CPCONLY	F01P2031/36		66
F01P2037/00	7	Controlling	CPCONLY	F01P2037/00		371
F01P2037/02	8	starting	CPCONLY	F01P2037/02		623
F01P2050/00	7	Applications	CPCONLY	F01P2050/00		23
F01P2050/02	8	Marine engines	CPCONLY	F01P2050/02		204
F01P2050/04	9	using direct cooling	CPCONLY	F01P2050/04		166
F01P2050/06	9	using liquid-to-liquid heat exchangers	CPCONLY	F01P2050/06		226
F01P2050/08	9	Engine room	CPCONLY	F01P2050/08		31
F01P2050/10	9	Z-type engine	CPCONLY	F01P2050/10		15
F01P2050/12	9	Outboard engine	CPCONLY	F01P2050/12		113
F01P2050/16	8	Motor-cycles	CPCONLY	F01P2050/16		270
F01P2050/20	8	Aircraft engines	CPCONLY	F01P2050/20		77
F01P2050/22	8	Motor-cars	CPCONLY	F01P2050/22		1398
F01P2050/24	8	Hybrid vehicles	CPCONLY	F01P2050/24		827
F01P2050/30	8	Circuit boards	CPCONLY	F01P2050/30		207
F01P2060/00	7	Cooling circuits using auxiliaries	CPCONLY	F01P2060/00		197
F01P2060/02	8	Intercooler	CPCONLY	F01P2060/02		1026
F01P2060/04	8	Lubricant cooler	CPCONLY	F01P2060/04		1199
F01P2060/045	9	for transmissions	CPCONLY	F01P2060/045		587
F01P2060/06	8	Retarder	CPCONLY	F01P2060/06		194
F01P2060/08	8	Cabin heater	CPCONLY	F01P2060/08		1455
F01P2060/10	8	Fuel manifold	CPCONLY	F01P2060/10		249
F01P2060/12	8	Turbo charger	CPCONLY	F01P2060/12		353
F01P2060/14	8	Condenser	CPCONLY	F01P2060/14		333
F01P2060/16	8	Outlet manifold	CPCONLY	F01P2060/16		854
F01P2060/18	8	Heater	CPCONLY	F01P2060/18		685
F01P2060/185	9	for alternators or generators	CPCONLY	F01P2060/185		75
F01P2070/00	7	Details	CPCONLY	F01P2070/00		247
F01P2070/02	8	using shape memory alloys	CPCONLY	F01P2070/02		97
F01P2070/04	8	using electrical heating elements	CPCONLY	F01P2070/04		313
F01P2070/06	8	Using intake pressure as actuating fluid	CPCONLY	F01P2070/06		93
F01P2070/08	8	Using lubricant pressure as actuating fluid	CPCONLY	F01P2070/08		50
F01P2070/10	8	using electrical or electromechanical means	CPCONLY	F01P2070/10		421
F01P2070/30	8	Rotating radiators	CPCONLY	F01P2070/30		17
F01P2070/32	8	Ring-shaped heat exchangers	CPCONLY	F01P2070/32		43
F01P2070/50	8	mounting fans to heat-exchangers	CPCONLY	F01P2070/50		466
F01P2070/52	8	mounting heat-exchangers	CPCONLY	F01P2070/52		291
