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CPC
COOPERATIVE PATENT CLASSIFICATION
E02B
HYDRAULIC ENGINEERING (ship-lifting E02C; dredging E02F) [2018-08]
WARNING

  • In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.
E02B 1/00
Equipment or apparatus for, or methods of, general hydraulic engineering {, e.g. protection of constructions against ice-strains (protection of offshore constructions against ice-loads E02B 17/0021; ice-structures as artificial islands E02B 17/028)} [2017-08]
E02B 1/003
.
{Mechanically induced gas or liquid streams in seas, lakes or water-courses for forming weirs or breakwaters; making or keeping water surfaces free from ice, aerating or circulating water, e.g. screens of air-bubbles against sludge formation or salt water entry, pump-assisted water circulation (moving sediments E02B 3/023; for ice breakers B63B 35/08; aerating or circulating water in fish-tanks A01K 63/042; purification of waste water with addition of air C02F; distributing gases in liquids in general B01F 23/20)} [2022-01]
E02B 1/006
.
{Arresting, diverting or chasing away fish in water-courses or water intake ducts, seas or lakes, e.g. fish barrages, deterrent devices (E02B 8/085 takes precedence); Devices for cleaning fish barriers} [2013-01]
E02B 1/02
.
Hydraulic models {(towing tanks or basins for model vessels B63B 71/20)} [2020-01]
E02B 3/00
Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites (barrages or weirs E02B 7/00); Sealings or joints for engineering works in general [2017-08]
E02B 3/02
.
Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow ({harvesting water plants A01D 44/00; underwater loosening of soil or rocks for foundation construction E02D 17/16}; dredging or scraping devices E02F 5/28) [2013-01]
E02B 3/023
. .
{Removing sediments (in barrages or reservoirs E02B 8/02)} [2013-01]
E02B 3/026
. .
{Removing solid rocks} [2013-01]
E02B 3/04
.
Structures or apparatus for, or methods of, protecting banks, coasts, or harbours ({E02B 1/003 takes precedence;} sealing or joints E02B 3/16 ) [2015-09]
E02B 3/041
. .
{using active mechanical means, e.g. fluidizing or pumping} [2015-09]
E02B 3/043
. .
{Artificial seaweed} [2013-01]
E02B 3/046
. .
{Artificial reefs} [2013-01]
E02B 3/06
. .
Moles; Piers; Quays; Quay walls; Groynes; Breakwaters {; Wave dissipating walls; Quay equipment} [2023-08]
E02B 3/062
. . .
{Constructions floating in operational condition, e.g. breakwaters or wave dissipating walls (floating oil barriers E02B 15/08; floating stream regulating devices E02B 3/02)} [2013-01]
E02B 3/064
. . . .
{Floating landing-stages (construction of pontoons B63B 35/34; landing bridges E01D 15/14)} [2013-01]
E02B 3/066
. . .
{Quays (bulkheads E02D 5/00; caissons E02D 23/00; retaining walls E02D 29/00)} [2013-01]
E02B 3/068
. . .
{Landing stages for vessels (floating landing-stages E02B 3/064; landing bridges E01D 15/14)} [2013-01]
E02B 3/08
. . .
Structures of loose stones with or without piles (piles E02D 5/00) [2013-01]
E02B 3/10
. .
Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like (making embankments or dams in general E02D 17/18) [2013-01]
E02B 3/102
. . .
{Permanently installed raisable dykes} [2013-01]
E02B 3/104
. . . .
{with self-activating means} [2013-01]
E02B 3/106
. . .
{Temporary dykes} [2013-01]
E02B 3/108
. . . .
{with a filling, e.g. filled by water or sand} [2013-01]
E02B 3/12
. .
Revetment of banks, dams, watercourses, or the like, {e.g. the sea-floor}(of slopes in general E02D 17/20) [2017-08]
E02B 3/121
. . .
{Devices for applying linings on banks or the water bottom (for lining canals E02B 5/02)} [2013-01]
E02B 3/122
. . .
{Flexible prefabricated covering elements, e.g. mats, strips} [2013-01]
E02B 3/123
. . . .
{mainly consisting of stone, concrete or similar stony material} [2013-01]
E02B 3/124
. . . .
{mainly consisting of metal} [2013-01]
E02B 3/125
. . . .
{mainly consisting of vegetable material, e.g. wood, reeds} [2013-01]
E02B 3/126
. . . .
{mainly consisting of bituminous material or synthetic resins} [2013-01]
E02B 3/127
. . . .
{bags filled at the side} [2013-01]
E02B 3/128
. . .
{Coherent linings made on the spot, e.g. cast in situ, extruded on the spot (for canal linings E02B 5/02)} [2013-01]
E02B 3/129
. . .
{Polyhedrons, tetrapods or similar bodies, whether or not threaded on strings} [2013-01]
E02B 3/14
. . .
Preformed blocks {or slabs for forming essentially continuous surfaces}; Arrangements thereof {(preassembled to constitute flexible mats E02B 3/122; pavements E01C 5/00)} [2013-01]
E02B 3/16
.
Sealings or joints ({E02B 3/12 takes precedence; sealings for specific structural foundation elements, see the relevant groups for those elements; sealings for barrage or lock gates E02B 7/54}; joints for foundation structures E02D 29/16; sealing joints not restricted to hydraulic engineering work E04B 1/68) [2013-01]
E02B 3/18
.
Reclamation of land from water {or marshes}(drainage of soil E02B 11/00) [2013-01]
E02B 3/20
.
Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards (tying-up, anchoring B63B 21/00, e.g. bollards for shipping B63B 21/06; buoys B63B 22/00 {; equipment specially adapted for use in locks or dry docks E02C 1/10}) [2017-08]
E02B 3/24
. .
Mooring posts [2013-01]
E02B 3/26
. .
Fenders ({fenders for protecting offshore constructions E02B 17/003}; fenders integral with waterborne vessels or specially adapted therefor B63B 59/02) [2013-01]
E02B 3/28
. .
Fender piles [2013-01]
E02B 5/00
Artificial water canals, {e.g. irrigation canals}(for water-power plants E02B 9/02; irrigation of soil E02B 13/00) [2013-01]
E02B 5/005
.
{Canals entirely situated above ground level, e.g. on piers (canal bridges E01D 18/00)} [2013-01]
E02B 5/02
.
Making or lining canals {(linings in general E02B 13/02; digging canals E02F)} [2013-01]
E02B 5/04
.
Navigable canals [2013-01]
E02B 5/06
. .
Operating equipment in connection with canals (ship-lifting devices E02C) [2013-01]
E02B 5/08
.
Details, e.g. gates, screens [2013-01]
NOTE

  • This subdivision is limited to closures, devices for arresting waterborne materials and divisors
E02B 5/082
. .
{Closures (for irrigation conduits E02B 13/02)} [2013-01]
E02B 5/085
. .
{Arresting devices for waterborne materials, e.g. gratings (fish barrages E02B 1/006; removing sediments E02B 3/023; arresting oil or similar polluants E02B 15/08; for waste water purification E02F; in sewers E03F 5/14)} [2015-07]
E02B 5/087
. .
{Divisors} [2013-01]
E02B 7/00
Barrages or weirs; Layout, construction, methods of, or devices for, making same (for protecting banks, coasts, or harbours E02B 3/04; sealings or joints E02B 3/16; handling building or like materials for hydraulic engineering E02D 15/00; foundations in general E02D 27/00) [2013-01]
E02B 7/005
.
{Deformable barrages or barrages consisting of permanently deformable elements, e.g. inflatable, with flexible walls (closures E02B 7/54; floating oil barrages E02B 15/08)} [2013-01]
E02B 7/02
.
Fixed barrages [2013-01]
E02B 7/04
. .
Dams across valleys [2017-08]
E02B 7/06
. . .
Earth-fill dams; Rock-fill dams [2013-01]
E02B 7/08
. . .
Wall dams [2013-01]
E02B 7/10
. . . .
Gravity dams, i.e. those in which the weight of the structure prevents overturning [2013-01]
E02B 7/12
. . . .
Arch dams [2013-01]
E02B 7/14
. . . .
Buttress dams [2013-01]
E02B 7/16
.
Fixed weirs; Superstructures or flash-boards therefor [2013-01]
E02B 7/18
. .
Siphon weirs {(syphons in hydraulic engineering in general E02D 29/08)} [2013-01]
E02B 7/20
.
Movable barrages; Lock {or dry-dock} gates [2013-01]
E02B 7/205
. .
{Barrages controlled by the variations of the water level; automatically functioning barrages (level regulators G05D 9/00; the documents are filed in this subdivision and the relevant subdivision E02B 7/26 - E02B 7/50)} [2016-05]
E02B 7/22
. .
Stop log dams; Emergency gates [2013-01]
E02B 7/24
. .
Needle weirs [2013-01]
E02B 7/26
. .
Vertical-lift gates [2013-01]
E02B 7/28
. . .
with sliding gates [2013-01]
E02B 7/30
. . .
with guide wheels or rollers for the gates [2013-01]
E02B 7/32
. . .
Cylindrical or tubular gates [2013-01]
E02B 7/34
. . .
Flash- boards for vertical-lift gates [2013-01]
E02B 7/36
. . .
Elevating mechanisms for vertical-lift gates [2013-01]
E02B 7/38
. .
Rolling gates {or gates moving horizontally in their own plane, e.g. by sliding} [2013-01]
E02B 7/40
. .
Swinging or turning gates [2013-01]
E02B 7/42
. . .
Gates of segmental or sector-like shape with horizontal axis [2013-01]
E02B 7/44
. . .
Hinged-leaf gates [2013-01]
E02B 7/46
. . .
Gates turning round a horizontal axis arranged midway of the flap [2013-01]
E02B 7/48
. . .
Roof or double shutter gates [2013-01]
E02B 7/50
. .
Floating gates [2013-01]
E02B 7/52
. .
Equipment preventing vibration of gates [2013-01]
E02B 7/54
. .
Sealings for gates [2013-01]
E02B 8/00
Details of barrages or weirs (cleaning or keeping clear the surface of open water E02B 15/00 ){; Energy dissipating devices carried by lock or dry-dock gates} [2017-08]
E02B 8/02
.
Sediment base gates; Sand sluices; Structures for retaining arresting waterborne material [2013-01]
E02B 8/023
. .
{Arresting devices for waterborne materials (E02B 1/003 takes precedence; in artificial watercourses E02B 5/085; arresting oil or the like E02B 15/08; sieving devices for waste water purification C02F; in sewers E03F 5/14)} [2015-07]
E02B 8/026
. . .
{Cleaning devices (for fish barrages E02B 1/006)} [2013-01]
E02B 8/04
.
Valves, slides, or the like; {Arrangements therefor;} Submerged sluice gates [2016-11]
E02B 8/045
. .
{automatically movable} [2013-01]
E02B 8/06
.
Spillways; Devices for dissipation of energy, e.g. for reducing eddies {also for lock or dry-dock gates} [2013-01]
E02B 8/08
.
Fish passes {or other means providing for migration of fish}; Passages for rafts or boats [2013-01]
E02B 8/085
. .
{Devices allowing fish migration, e.g. fish traps (arresting or diverting fish exclusively E02B 1/006)} [2013-01]
E02B 9/00
Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same [2013-01]
E02B 9/02
.
Water-ways [2013-01]
E02B 9/022
. .
{Closures} [2013-01]
E02B 9/025
. . .
{automatically movable} [2013-01]
E02B 9/027
. . .
{Sliding closures (E02B 9/025 takes precedence)} [2013-01]
E02B 9/04
. .
Free-flow canals or flumes; Intakes (gratings or screens therefor E02B 5/08) [2013-01]
E02B 9/06
. .
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 E21D 9/02; valves in general F16K; conduits in general F16L) [2013-01]
E02B 9/08
.
Tide or wave power plants (water-pressure machines, tide or wave motors F03B) [2013-01]
E02B 11/00
Drainage of soil, e.g. for agricultural purposes {(draining sports grounds E01C 13/083; for consolidating foundation soil, e.g. sand drain piles E02D 3/10)} [2013-01]
E02B 11/005
.
{Drainage conduits} [2013-01]
E02B 11/02
.
Drainage device- laying apparatus, e.g. drainage ploughs [2013-01]
WARNING

E02B 13/00
Irrigation ditches, i.e. gravity flow, open channel water distribution systems ({retaining waterborne material in irrigation canals E02B 5/085}; other distribution systems for watering or spraying gardens, fields, sports grounds, or the like, A01G 25/00; {built-in irrigation means for sports grounds E01C 13/083}) [2013-01]
E02B 13/02
.
Closures for irrigation conduits [2013-01]
E02B 15/00
Cleaning or keeping clear the surface of open water; Apparatus therefor (construction of ships or other waterborne vessels B63B, e.g. vessels specially adapted for collecting pollution from open water B63B 35/32; in swimming or splash baths or pools E04H 4/16) [2013-01]
E02B 2015/005
.
{Tent-like structures for dealing with pollutant emissions below the water surface} [2013-01]
E02B 15/02
.
from ice {otherwise than according to E02B 1/003}(construction of ships B63B; {ice-breakers or amphibious vehicles B63B 35/08; protecting hydraulic engineering structures against ice-load E02B 1/00}) [2013-01]
E02B 15/04
.
Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials ({stopping water-borne material in artificial water canals E02B 5/085; stopping water-borne material at barrages or weirs E02B 8/023}; other treatment of water, waste water or sewage C02F; materials for treating liquid pollutants, e.g. oil, gasoline, fat, C09K 3/32 {; separation of oil in sewage conduits E03F 5/16}) [2017-08]
E02B 15/041
. .
{Devices for distributing materials, e.g. absorbed or magnetic particles over a surface of open water to remove the oil, with or without means for picking up the treated oil (E02B 15/042 takes precedence)} [2013-01]
E02B 15/042
. .
{Devices for removing the oil by combustion with or without means for picking up the oil} [2013-01]
E02B 15/043
. .
{Devices or methods for removing oil by means of freezing} [2013-01]
E02B 15/045
. .
{Separating means for recovering oil floating on a surface of open water (E02B 15/048 takes precedence; separation in general B01D)} [2013-01]
E02B 15/046
. .
{Collection of oil using vessels, i.e. boats, barges} [2013-01]
E02B 15/047
. . .
{provided with an oil collecting boom arranged on at least one side of the hull} [2013-01]
E02B 15/048
. .
{Oil collectors moved over the water skimming the water surface} [2013-01]
E02B 15/06
. .
Barriers therefor (E02B 15/08 takes precedence){construed for applying processing agents or for collecting pollutants, e.g. absorbent} [2013-01]
E02B 15/08
. .
Devices for reducing the polluted area {with or} without {additional devices for} removing the material [2013-01]
E02B 15/0807
. . .
{with stabilising elements} [2013-01]
E02B 15/0814
. . .
{with underwater curtains} [2013-01]
E02B 15/0821
. . .
{adapted for protection against fire or extreme heat} [2013-01]
E02B 15/0828
. . .
{fixed to the side of a boat for containing small leaks in the hull} [2013-01]
E02B 15/0835
. . .
{fixed to permanent structure, e.g. harbour wall or river bank} [2013-01]
E02B 15/0842
. . .
{adapted to be towed for operation} [2013-01]
E02B 15/085
. . .
{Details of connectors} [2013-01]
E02B 15/0857
. . .
{Buoyancy material} [2013-01]
E02B 15/0864
. . . .
{Air (E02B 15/0878 takes precedence)} [2013-01]
E02B 15/0871
. . . . .
{self-inflating barriers} [2013-01]
E02B 15/0878
. . . .
{Air and water} [2013-01]
E02B 15/0885
. . . .
{Foam} [2013-01]
E02B 15/0892
. . . . .
{using expanded polystyrene foam} [2013-01]
E02B 15/10
. .
Devices for removing the material from the surface {(E02B 15/041, E02B 15/042, E02B 15/06 take precedence)} [2013-01]
E02B 15/101
. . .
{Means floating loosely on the water absorbing the oil (absorbing materials C02F)} [2013-01]
E02B 15/102
. . .
{Discs} [2013-01]
E02B 15/103
. . .
{Rotary drums} [2013-01]
E02B 15/104
. . .
{Conveyors; Paddle wheels; Endless belts (E02B 15/101 takes precedence)} [2013-01]
E02B 15/105
. . .
{Archimedian screws} [2013-01]
E02B 15/106
. . .
{Overflow skimmers with suction heads; suction heads} [2013-01]
E02B 15/107
. . .
{Whirling means forming a vortex in the water; cyclones} [2013-01]
E02B 15/108
. . .
{Ejection means} [2013-01]
E02B 17/00
Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs {or offshore constructions}; Construction methods therefor ({construction methods for floating platforms B63B 75/00}; anchoring floating platforms B63B 21/00; floating platforms, e.g. anchored, B63B 35/44; {underwater reservoirs B65D 88/78}) [2020-01]
E02B 17/0004
.
{Nodal points} [2013-01]
E02B 17/0008
.
{Methods for grouting offshore structures; apparatus therefor (cementing boreholes E21B 33/13)} [2013-01]
E02B 17/0013
.
{Tube closures for releasable sealing hollow tubes} [2013-01]
E02B 17/0017
.
{Means for protecting offshore constructions} [2013-01]
E02B 17/0021
. .
{against ice-loads} [2013-01]
E02B 17/0026
. .
{against corrosion} [2013-01]
E02B 17/003
. .
{Fenders} [2013-01]
E02B 17/0034
.
{Maintenance, repair or inspection of offshore constructions} [2013-01]
E02B 2017/0039
.
{Methods for placing the offshore structure} [2013-01]
E02B 2017/0043
. .
{Placing the offshore structure on a pre-installed foundation structure} [2013-01]
E02B 2017/0047
. .
{using a barge} [2013-01]
E02B 2017/0052
.
{Removal or dismantling of offshore structures from their offshore location} [2013-01]
E02B 2017/0056
.
{Platforms with supporting legs} [2013-01]
E02B 2017/006
. .
{with lattice style supporting legs} [2013-01]
E02B 2017/0065
. .
{Monopile structures} [2013-01]
E02B 2017/0069
. .
{Gravity structures} [2013-01]
E02B 2017/0073
. .
{Details of sea bottom engaging footing} [2013-01]
E02B 2017/0078
. . .
{Suction piles, suction cans} [2013-01]
E02B 2017/0082
. . .
{Spudcans, skirts or extended feet} [2013-01]
E02B 2017/0086
. . .
{Large footings connecting several legs or serving as a reservoir for the storage of oil or gas} [2013-01]
E02B 2017/0091
.
{Offshore structures for wind turbines} [2013-01]
E02B 2017/0095
.
{Connections of subsea risers, piping or wiring with the offshore structure} [2013-01]
E02B 17/02
.
placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto [2013-01]
E02B 17/021
. .
{with relative movement between supporting construction and platform} [2013-01]
E02B 17/022
. . .
{adapted to travel on the bottom (walking gears moving dredgers forward step-by-step E02F 9/04)} [2013-01]
E02B 17/024
. . .
{shock absorbing means for the supporting construction} [2013-01]
E02B 17/025
. .
{Reinforced concrete structures (E02B 17/021 takes precedence)} [2013-01]
E02B 17/027
. .
{steel structures (E02B 17/021 takes precedence)} [2013-01]
E02B 17/028
. .
{Ice-structures} [2013-01]
E02B 17/04
.
Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction (platform lifts in general B66F 7/00) [2013-01]
E02B 17/06
. .
for immobilising, e.g. using wedges or clamping rings {(as elements of the raising or lowering means E02B 17/08)} [2013-01]
E02B 17/08
. .
for raising or lowering [2013-01]
E02B 17/0809
. . .
{the equipment being hydraulically actuated (outriggers for cranes B66C 23/80)} [2013-01]
E02B 17/0818
. . .
{with racks actuated by pinions (lifting jacks B66F 3/02 - B66F 3/06)} [2016-05]
E02B 17/0827
. . .
{with screws and nuts mechanism (climbing jacks with following nut E02B 17/0881; lifting jacks B66C 3/08)} [2013-01]
E02B 17/0836
. . .
{with climbing jacks (climbing cranes B66C 23/32; hydraulic lifting jacks B66F 3/24 and subgroups)} [2013-01]
E02B 17/0845
. . . .
{with inflatable clamping rings} [2013-01]
E02B 17/0854
. . . .
{with clamping wedges, eccentric clamping devices and so on (catch devices for elevators B66B 5/20, B66B 5/24, B66B 5/26)} [2013-01]
E02B 17/0863
. . . .
{with rack and pawl mechanism} [2013-01]
E02B 17/0872
. . . .
{with locking pins engaging holes or cam surfaces} [2013-01]
E02B 17/0881
. . . .
{with following nuts} [2013-01]
E02B 17/089
. . . .
{with subtentation blocks, feet and so on} [2013-01]
E02B 2201/00
Devices, constructional details or methods of hydraulic engineering not otherwise provided for [2013-01]
E02B 2201/02
.
Devices and methods for creating a buffer zone in the water to separate, e.g. salt and sweet water [2016-08]
E02B 2201/04
.
using old tires for hydraulic engineering [2013-01]
E02B 2201/50
.
Devices for sequentially discharging constant liquid quantities, e.g. into different irrigation channels [2013-01]