| Patents for E02B 7 - Barrages or weirs; Layout, construction, methods of, or devices for, making same (4,285) |
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| 07/19/1994 | US5330289 Serpent sediment-sluicing system |
| 07/07/1994 | DE4301137C1 Weir dam |
| 06/22/1994 | EP0374170B1 Mechanical automatic tilting weir with self-adjusting lowering of the weir-level during larger discharges |
| 06/16/1994 | DE4402862A1 Press. testing of dams with core seals - filling hollow chamber formed by fleece on water side of core seal, sealing membrane, monitoring structure and core seal |
| 06/15/1994 | EP0521857B1 Barrage, in particular a barrage for closing off a tidal channel during a storm tide |
| 06/07/1994 | US5318381 Collapsible rubber dam |
| 05/26/1994 | WO1994011582A1 Flexible dam |
| 05/26/1994 | DE4237999A1 Sealing and consolidating water- or gas-permeable areas in ground - involves mixing sealing and consolidation materials with gas and injecting into ground etc. using probes |
| 05/18/1994 | CN2165159Y Blowoff water gate |
| 05/10/1994 | US5310284 Weak link prop for wicket dam |
| 03/31/1994 | WO1993020288A3 Cut expansion joint sealing device for concrete dams and method for fitting same |
| 03/30/1994 | EP0589079A1 Method for manufacturing of barrier plates, and barrier plate manufactured by this method |
| 03/30/1994 | CN1084598A Whetstone block weir |
| 03/23/1994 | EP0587813A1 Apparatus for removing of particles from the bottom of water reservoirs and other water ways |
| 03/09/1994 | EP0586364A1 Barrier for high water protection |
| 03/03/1994 | WO1994004759A1 Self-actuating sluice gate |
| 03/03/1994 | CA2141934A1 Self-actuating sluice gate |
| 02/09/1994 | CN1023723C Spillway for discharging extraordinary floods at dams having at least two floods discharge structures |
| 02/09/1994 | CN1023722C Overflow spillway for dams structure |
| 01/20/1994 | DE4223259A1 Flap type weir with horizontal threshold bounded by two side walls - has flap, whose one edge is non-rotatably and sealingly secured to threshold |
| 01/04/1994 | CA1325727C Door seal for water slide gates |
| 12/29/1993 | CN1080010A Building method for compounded earth core incline earth dam |
| 11/18/1993 | DE4206575A1 Store for hardened pieces of asphalt - consists of mound of sand and large asphalt slabs are cut, coated with emulsion, and stacked, and dust and gas are removed by suction |
| 11/10/1993 | CN2145810Y Water gate open/close apparatus |
| 11/08/1993 | CA2068201A1 Ice dams |
| 10/14/1993 | WO1993020288A2 Cut expansion joint sealing device for concrete dams and method for fitting same |
| 10/13/1993 | CN1022428C Leakage-removing device for dam body |
| 10/07/1993 | DE4304380A1 Hydrostatic barrier with variable water level - using stand pipe with watertight bag sealed to it and height of bag adjustable by positioning carrying ring. |
| 09/16/1993 | WO1993018238A1 Fluid flow release regulating device |
| 09/16/1993 | CA2102529A1 Fluid flow release regulating device |
| 09/14/1993 | US5244309 Fluid flow release regulating device |
| 08/25/1993 | CN1075520A Seepage-proof plate for river dam |
| 08/04/1993 | EP0553723A1 Sealing joint for construction elements in contact, especially for concrete elements |
| 07/28/1993 | CN2139143Y New Structure of prestressed hollow quoin of arch gate |
| 07/27/1993 | US5230585 Mount structure for a flexible membrane weir |
| 06/29/1993 | US5222834 Collapsible safety prop for waterway dams |
| 05/18/1993 | US5211700 Movable dam gate for regulating water in a navigable pass |
| 05/05/1993 | CN2131898Y Siphon gate |
| 04/14/1993 | CN2129775Y Irrigation canal water gate |
| 04/13/1993 | CA1315997C Sealing assemblies |
| 04/06/1993 | US5199812 Movable dam gate apparatus |
| 03/23/1993 | US5195846 Spillway for discharging extraordinary floods at dams having at least two flood discharge structures |
| 02/17/1993 | CN1019916C Curtain-type sluice gate |
| 02/10/1993 | EP0526448A1 Serpent sediment-sluicing system. |
| 02/10/1993 | CN1068868A Safety dam with combined gate |
| 01/27/1993 | EP0524805A1 Mounting structure for a flexible membrane weir |
| 01/13/1993 | EP0521857A1 Barrage, in particular a barrage for closing off a tidal channel during a storm tide. |
| 01/12/1993 | US5178490 Wicket dam lifting module |
| 12/30/1992 | CN1067465A Drainage pipe in dam body and arrangement thereof |
| 12/23/1992 | CN2125609U Closed water gate |
| 12/16/1992 | CN1067085A Counter-pull dam |
| 12/15/1992 | US5171102 Wier construction |
| 12/10/1992 | WO1992021823A1 Apparatus for removing of particles from the bottom of water reservoirs and other water ways |
| 11/17/1992 | CA2042792A1 Containment system |
| 11/11/1992 | CN2121479U Synchronism push-down type hydraulic headstock gear |
| 11/03/1992 | US5160216 Drainage distribution amount determining method and drainage system |
| 10/27/1992 | US5158396 Adjustable levee gate |
| 10/27/1992 | CA1309255C Method of providing opening in reinforced concrete wall |
| 10/21/1992 | EP0509422A1 Apparatus for controlling the overflow and water level of hydraulic installations |
| 09/01/1992 | US5143480 Method for protecting dams, with pressureless dehydration by condensation and drainage of the water in the dam body |
| 08/25/1992 | US5141361 Door seal for water slide gates |
| 07/29/1992 | EP0496519A2 Apparatus for joining water structure sections or the like |
| 07/22/1992 | CN1062942A Spillway for discharging extraordinary floods at dams having at least two floods discharge structures |
| 07/16/1992 | DE4143043A1 Sealing wall for reservoir dam - consists of two parallel walls with intermediate sealing skin |
| 07/16/1992 | DE4100889A1 Simple means of raising height of dam - comprises flexible e.g. PVC tubing of suitable dia., filled with water and laid on top of dam, so that its friction prevents rolling |
| 07/14/1992 | US5129195 Sluice gate or penstock door |
| 07/14/1992 | US5129147 Sluice gate or penstock door |
| 07/07/1992 | US5127766 Apparatus and method for controlling the inner pressure of an air bag in an air inflation/deflation weir made of flexible film |
| 07/01/1992 | EP0493183A1 Spillway for exceptional floods for barrages comprising et least two spillways |
| 06/30/1992 | US5125767 Method and apparatus for constructing hydraulic dams and the like |
| 06/30/1992 | US5125766 Mechanical automatic tilting weir with selfadjusting lowering of the weir-level during larger discharges |
| 06/17/1992 | EP0490529A1 Clay liner for steep slopes |
| 06/12/1992 | CA2054062A1 Clay liner for steep slopes |
| 06/03/1992 | EP0440603A4 Crest gate |
| 06/02/1992 | US5118217 Moveable flood barrier |
| 04/23/1992 | DE4032684A1 Bulkhead gate fitting - has automatic device to apply pressure to seal |
| 04/08/1992 | EP0478819A1 Floating gate |
| 04/08/1992 | EP0478818A1 Navigable waterway-construction |
| 04/08/1992 | EP0478817A1 Floating gate for navigable-waterway construction |
| 04/08/1992 | EP0478816A1 Navigable waterway-construction |
| 04/08/1992 | CN1060131A Device for treating river course containing large quantity of sand and mud |
| 03/04/1992 | CN2097853U Automatic closed device for gate |
| 03/03/1992 | US5092708 Barrier, in particular for damming a tidal waterway during storm tides |
| 03/03/1992 | US5092707 Crest gate operating system |
| 01/14/1992 | US5080529 Belt-like bag bodies |
| 01/08/1992 | CN1057690A Method for protecting dams with pressureless dehydration by condensation and drainage of water in dam booy |
| 12/24/1991 | CA1293385C Apparatus and method for quieting flowing waters |
| 12/18/1991 | CN2090832U Optical visualizer for vertical line of dam |
| 12/04/1991 | EP0459015A1 method for protecting dams, with dehydration by condensation and pressureless drainage of the water in the dam body |
| 11/27/1991 | EP0458224A1 Segmental throttle with float |
| 11/26/1991 | US5067851 Collapsible sheet dam |
| 11/20/1991 | CN2089023U Dam with concrete outer casing |
| 10/29/1991 | US5061118 Overflow spillway for dams, weirs and similar structures |
| 10/28/1991 | WO1991016981A1 Serpent sediment-sluicing system |
| 10/24/1991 | DE4012809A1 Dam sluice gate assembly - comprises drain for water in ditch in lowermost beam forming dam |
| 10/22/1991 | US5059065 Apparatus and a method for joining water structure sections or the like |
| 09/28/1991 | WO1991014829A1 Barrier, in particular a barrier for closing off a tidal channel during a storm tide |
| 09/25/1991 | CN1054814A Idle and off-idle operation of two-stroke fuel-injected multi-cylinder internal combustion engine |
| 09/18/1991 | CN1054634A Environment harm comprehensive protecting method for gate and water turbine |
| 09/05/1991 | WO1991013209A1 Barrier consisting of multiple independent elements designed to reduce the spreading of algae and mucilage or similar |