Patents
Patents for E03B 11 - Arrangements or adaptations of tanks for water supply (5,564)
06/1988
06/15/1988CN86209630U Automatic drinking water impounding unit for storied building
06/08/1988CN87208683U Automatic air supplying membrane type pneumatic water-supply installation
06/08/1988CN87201541U Automatic cistern
05/1988
05/17/1988US4744193 Injecting mixture of polyisocyanate or prepolymer having isocyanate end groups and 2-pyrrolidone; curing with water
05/11/1988CN87205211U Intermittently automatic water feeding and draining device
04/1988
04/13/1988CN87208984U Automaton for controlling liguid level
04/05/1988US4735524 Method and plant for storing fresh water
03/1988
03/30/1988CN87209389U 双水位控制器 Dual water level controller
03/23/1988CN87212032U Full capsuliform water supply device
02/1988
02/03/1988CN87209216U Water heating tank
12/1987
12/31/1987CN87201756U Water supply equipment with automatic air supplement and automatic pressure balance
12/16/1987EP0248799A1 Utility water distribution system.
12/02/1987CN87206161U Horizontal diaphragm pneumatic water tank
10/1987
10/20/1987US4700734 Water collecting and spring box and gauging system and holding tank
10/06/1987US4697614 Water conservation system
09/1987
09/16/1987EP0236608A1 Improvements in and relating to water supply systems
09/15/1987US4693271 Horizontally mounted submersible pump assembly
09/12/1987CN86201850U Multipurpose domestic water storage tank
07/1987
07/15/1987CN86208066U Diaphragm type water-supplying tank
07/15/1987CN85205098U Pressure-type water-supplying device
07/07/1987US4678565 Purified water storage system with accumulator tank and diaphragm responsive valves
06/1987
06/09/1987US4671317 Water supply systems
05/1987
05/12/1987US4664143 External water tower
05/06/1987CN85107908A Circulating use of industrial wasted-water
03/1987
03/05/1987DE3530727A1 Device for reducing the water evaporation in an open water reservoir
02/1987
02/03/1987CA1217311A1 Storage tank construction
01/1987
01/31/1987CN85109054A Water-sealed self-compensating air-pressure water supply device
09/1986
09/23/1986US4612951 Water-storage reservoir
08/1986
08/14/1986WO1986004628A1 Utility water distribution system
08/06/1986CN85203272U Diaphragm-type air-compressed tank
07/1986
07/22/1986CA1207970A1 Demountable portable reservoir structure
06/1986
06/17/1986CA1206009A1 Pressure-vacuum vent
06/10/1986CA1205704A1 Boiler feed water deaerator spray valve turbulence shield
05/1986
05/14/1986CN85202675U Large power installation for water fed automatically
05/10/1986CN85108427A Improvements in and relating to water supply systems
03/1986
03/18/1986US4576552 Air and water volume control apparatus for hydropneumatic tanks
01/1986
01/15/1986EP0168361A2 A water-storage reservoir
12/1985
12/18/1985EP0164821A1 Covers
07/1985
07/09/1985US4527927 Water harvesting and storage system
05/1985
05/28/1985US4519418 Water well pumping system
01/1985
01/01/1985US4491150 Outdoor water holding and pumping system
05/1984
05/29/1984US4450855 Removable condensate collector for elevated water storage facilities
05/01/1984US4445537 Boiler feed water deaerator spray valve turbulence shield
01/1984
01/31/1984US4428507 Collapsible container with accordion pleated sidewalls, air vent and swivel valve outlet
08/1983
08/23/1983US4400271 Captive air system for water well
08/1982
08/17/1982US4344741 Automatic water supply system
06/1982
06/22/1982US4335977 Water storage and distribution system
05/1982
05/25/1982CA1124184A1 Water treatment unit
04/1982
04/27/1982US4326818 Techniques for the storage of water
02/1982
02/02/1982US4313457 Removable condensate collector for elevated water storage facilities
10/1981
10/13/1981US4294311 Method of and arrangement for the seasonal storage and use of hot water produced in particular by electrical power-generating thermal and nuclear stations
01/1981
01/27/1981US4247260 Pressure regulated water supply system
08/1980
08/26/1980US4219428 Water reservoir
03/1980
03/18/1980US4193417 Fluid check valve device
02/1980
02/12/1980CA1071503A2 Faucet assembly
11/1979
11/06/1979CA1065737A1 Well system
09/1979
09/19/1979EP0004057A1 Pressure tank for a pressure-regulated water supply system
09/19/1979EP0004056A1 Pressure-regulated water supply installation
07/1979
07/03/1979US4159736 Method of and arrangement for the seasonal storage and use of hot water produced in particular by electrical power-generating thermal and nuclear stations
03/1979
03/27/1979CA1051358A1 Bottom structure for liquid treating apparatus
02/1979
02/27/1979US4141391 Water lifting system
11/1976
11/30/1976US3994812 Double bottom tank structure with sleeved strainer means
11/16/1976US3991783 System for rapidly building an air cushion over liquid in a tank
08/1976
08/31/1976US3977474 Emergency reserve water and foam generating system
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