E02B   1/00		幩̤ˤĤƤޤ֤뤤ˡ	Equipment or apparatus for, or methods of, general hydraulic engineering	9392
E02B   1/02		Ϸ	Hydraulic models	2093
E02B   3/00		ߤޤϤ¾δޤѤ˴ؤ빩ʥޤϤţ£ˡΤΥޤϥ祤Ȱ	Engineering work in connection with control or use of streams, rivers, coasts, or other marine sites(barrages or weirs <b>E02B7/00</b>);Sealings or joints for engineering work in general	4062
E02B   3/02		ήĴ㡥Ф˲ϩݡƳήʤ󤻤ĤޤϤ֣ţơ	Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow(dredging or scraping devices <b>E02F</b>)	5056
E02B   3/04		ɡߤޤϹѤݸ빽¤ʪ֤ޤˡʥޤϥ祤ȣţ£	Structures or apparatus for, or methods of, protecting banks, coasts, or harbours(sealings or joints <b>E02B3/16</b>)	6920
E02B   3/06		顨Ƭɡ	Moles; Piers; Quays; Quay walls; Groynes; Breakwaters	18629
E02B   3/08		ͭޤͭʤй¤ʪʹţģ	Structures of loose stones with or without piles(piles <b>E02D5/00</b>)	1753
E02B   3/10		顨ɡޤɡ餢뤤Ϥ뤽¾ι¤ʪɤޤϤ¤̣ţģ	Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like(making embankments or dams in general <b>E02D17/18</b>)	12498
E02B   3/12		ɡ顤ϩޤϤΤΤθߡʼ̤θ̣߰ţģ	Revetment of banks, dams, watercourses, or the like(of slopes in general <b>E02D17/20</b>)	27445
E02B   3/14		֥å	Preformed blocks; Arrangements thereof	13996
E02B   3/16		ޤϥ祤ȡʴù¤ʪܹţģ幩Ѥ˸ꤵʤ̩Ѥţ£	Sealings or joints(joints for foundation structures <b>E02D29/16</b>; sealing joints not restricted to hydraulic engineering work <b>E04B1/68</b>)	11358
E02B   3/18		̤¤ھӿţ£	Reclamation of land from water(drainage of soil <b>E02B11/00</b>)	2096
E02B   3/20		ߡѤޤϤ¾θ곤ι¤ʪΤ㡥ܥ顼ɡ££㡥ѥܥ顼ɣ££֥££ˡΣ	Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards(tying-up, anchoring <b>B63B21/00</b>, e.g. bollards for shipping <b>B63B21/06</b>; buoys <b>B63B22/00</b>)	1981
E02B   3/24		Σ	Mooring posts	1167
E02B   3/26		ɸΤΰʬȤƤɸޤäŬѤɸ££ˡΣ	Fenders(fenders integral with waterborne vessels or specially adapted therefor <b>B63B59/02</b>)	6508
E02B   3/28		ɸΣ	Fender piles	420
E02B   5/00		͹οϩʿȯŽѣţ£ھؤΤ󤬤ѣţ£	Artificial water canals(for water-power plants <b>E02B9/02</b>; irrigation of soil <b>E02B13/00</b>)	4176
E02B   5/02		ϩ¤ޤϥ饤˥	Making or lining canals	6517
E02B   5/04		Ĺҿϩ	Navigable canals	194
E02B   5/06		ϩ˴Ϣե֣ţá	Operating equipment in connection with canals(ship-lifting devices <b>E02C</b>)	147
E02B   5/08		㡥ȡ꡼	Details, e.g. gates, screens	11690
E02B   7/00		ޤϤ쥤ȡߡ¤ˡޤ֡ɡߤޤϹѤݸΤΤΣţ£ޤϥ祤ȣţ£幩ѷ¤ʪޤϻμ갷ţģð̣ţģ	Barrages or weirs; Layout, construction, methods of, or devices for, making same(for protecting banks, coasts, or harbours <b>E02B3/04</b>; sealings or joints <b>E02B3/16</b>; handling building or like materials for hydraulic engineering <b>E02D15/00</b>; foundations in general <b>E02D27/00</b>)	4986
E02B   7/02			Fixed barrages	3478
E02B   7/04		ëΥ	Dams across valleys	415
E02B   7/06		ࡨåե	Earth-fill dams; Rock-fill dams	3396
E02B   7/08		ɾ	Wall dams	556
E02B   7/10		ϥࡤʤ¤ʪν̤ˤäžݤɤ	Gravity dams, i.e. those in which the weight of the structure prevents overturning	660
E02B   7/12			Arch dams	407
E02B   7/14		Хåȥ쥹	Buttress dams	242
E02B   7/16		ꤼΤξ¤ޤϤ	Fixed weirs; Superstructures or flash-boards therefor	599
E02B   7/18		ե󤼤	Siphon weirs	399
E02B   7/20		ưå	Movable barrages; Lock gates	13081
E02B   7/22		ࡨѥ	Stop log dams; Emergency gates	841
E02B   7/24		ˡɥ뤼	Needle weirs	47
E02B   7/26		Сեȥ	Vertical-lift gates	7546
E02B   7/28		饤ɥȤͭ	with sliding gates	2066
E02B   7/30		Ѥΰؤޤϥͭ	with guide wheels or rollers for the gates	649
E02B   7/32		ޤϴɾ	Cylindrical or tubular gates	463
E02B   7/34		СեȥѤ	Flash-boards for vertical-lift gates	1792
E02B   7/36		СեȥѾߵ	Elevating mechanisms for vertical-lift gates	8581
E02B   7/38		󥰥	Rolling gates	172
E02B   7/40		ޤϲž	Swinging or turning gates	3577
E02B   7/42		ʿͭݷޤ	Gates of segmental or sector-like shape with horizontal axis	1485
E02B   7/44		ĳ֡ʤ礦Ĥ˥	Hinged-leaf gates	1552
E02B   7/46		Τ֤˼դ줿ʿμ˲ž륲	Gates turning round a horizontal axis arranged midway of the flap	239
E02B   7/48		ޤťå	Roof or double shutter gates	157
E02B   7/50			Floating gates	732
E02B   7/52		Ȥɿ	Equipment preventing vibration of gates	767
E02B   7/54		ȤΥ	Sealings for gates	5275
E02B   8/00		ޤϤκʳ̤ݤޤΰݻţ£	Details of barrages or weirs(cleaning or keeping clear the surface of open water <b>E02B15/00</b>)	3451
E02B   8/02		ȡӺ硤ͷʪ뤿ι¤ʪ	Sediment base gates; Sand sluices; Structures for arresting waterborne material	6640
E02B   8/04		ۡҤޤϤʪ沼Υ롼	Valves, slides, or the like; Submerged sluice gates	2145
E02B   8/06		;Ǥͥ륮û֡㡥򸺿ꤻ뤿Τ	Spillways; Devices for dissipation of energy, e.g. for reducing eddies	6370
E02B   8/08		ƻήϩޤϽϩ	Fish passes; Passages for rafts or boats	3752
E02B   9/00		ȯš쥤ȡߤޤ¤ˡޤ֡ʿϸưƣ¡	Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same(hydraulic motors <b>F03B</b>)	7575
E02B   9/02		ϩ	Water-ways	2318
E02B   9/04		ήϩޤϤȤʤΤγʻҤޤϥ꡼ţ£	Free-flow canals or flumes; Intakes(gratings or screens therefor <b>E02B5/08</b>)	2835
E02B   9/06		ϥȥͥޤϰϴϩä˰ϴϩƤΤŬ礷ȥͥ롨äˤλѤŬ礷ʡ㡥ϥ󥰡ۡʼйʣţģ۰̣ƣˡɰ̣ƣ̡ˡΣ	Pressure galleries or pressure conduits; Galleries specially adapted to house pressure conduits; Means specially adapted for use therewith, e.g. housings, valves, gates(driving inclined galleries <b>E21D9/02</b>; valves in general <b>F16K</b>; conduits in general <b>F16L</b>)	3860
E02B   9/08		ĬϤޤȯŽʿ尵ĬϤޤϸưƣ¡	Tide or wave power plants(water-pressure machines, tide or wave motors <b>F03B</b>)	1759
E02B  11/00		ھӿ塤㡥ŪΤΤ	Drainage of soil, e.g. for agricultural purposes	9616
E02B  11/02		ӿ֡㡥ӿϩѥץ饦	Drainage-device-laying apparatus, e.g. drainage ploughs	2013
E02B  13/00		󤬤¡ʤή塤ƳϡࡤϡޤϤΤΤλޤʮ̸Τ¾ƳϣǣˡΣ	Irrigation ditches, i.e. gravity flow, open channel water distribution systems(other distribution systems for watering or spraying gardens, fields, sports grounds, or the like <b>A01G25/00</b>)	7133
E02B  13/02		󤬤Ƴϩڤ	Closures for irrigation conduits	3683
E02B  15/00		̤ݤޤΰݻΤ֡¾ο͢ι¤£¡㡥̤ʪΤäŬ礷͢££ˤޤϿͷѤοޤϥסˤΣţȣˡΣ	Cleaning or keeping clear the surface of open water; Apparatus therefor(construction of ships or other waterborne vessels <b>B63B</b>, e.g. vessels specially adapted for collecting pollution from open water <b>B63B35/32</b>; in swimming or splash baths or pools <b>E04H4/16</b>)	2535
E02B  15/02		ɹΤΡΣ	from ice	1441
E02B  15/04		ޤͷʪʬΥޤϽˤ볫̤ݤޤΰݻΤ֡ʤ¾ο塤ѿޤϲνãơαʪ㡥󡤻áνãˣ	Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials(other treatment of water, waste water or sewage <b>C02F</b>; materials for treating liquid pollutants, e.g. oil, gasoline, fat, <b>C09K3/32</b>)	8628
E02B  15/06		Τɡʣţ£ͥˡΣ	Barriers therefor(<b>E02B15/08</b> takes precedence)	6775
E02B  15/08		ʪʤǱ򶹤֡Σ	Devices for reducing the polluted area without removing the material	2826
E02B  15/10		ɽ̤ʪ֡Σ	Devices for removing the material from the surface	23922
E02B  17/00		ޤλٻʪο͹硤㡥徺ǽʵӾ桨ηˡɸţ£££桤㡥񤵤줿Σ££Ω¤ʪţģˡΣ	Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs; Construction methods therefor(fenders <b>E02B3/26</b>; anchoring floating platforms <b>B63B21/00</b>; floating platforms, e.g. anchored, <b>B63B35/44</b>; independent underwater structures <b>E02D29/00</b>)	10127
E02B  17/02		ٻ¤ʪ˹߲뤳Ȥˤä֤줿Ρ㡥θ˸ꤹ뤳Ȥˤ	placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto	3760
E02B  17/04		ٻ¤ʪФƺ򾺹ߤޤưȤ뤿äŬѤΤ夲̣£ƣ	Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction(platform lifts in general <b>B66F7/00</b>)	796
E02B  17/06		ưȤ뤿ΤΡ㡥ӤޤĤѤ	for immobilising, e.g. using wedges or clamping rings	523
E02B  17/08		ߤ뤿Τ	for raising or lowering	2322
