Patents
Patents for E01H 3 - Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices (668)
09/2002
09/17/2002US6450731 System for applying a liquid, such as a deicing liquid, upon a pavement surface
05/2002
05/29/2002CN2493647Y Road-cleaning water-spraying vehicle
05/01/2002CN1346914A Automatic water sprinkler for city road
04/2002
04/10/2002CN1082482C Large-scale cleaning vehicle
03/2002
03/07/2002DE10040132A1 Composition for watering the floor of a riding area comprises water containing glycerol as an antifreeze and dust binder
01/2002
01/09/2002CN2470399Y Jet-type cleaning vehicle for airport path
09/2001
09/26/2001CN2450264Y Peacock tail spreading type environment protection road-sprinkler
05/2001
05/08/2001US6227460 Self-contained cleaning system
02/2001
02/14/2001CN2419257Y High pressure road cleaning lorry
12/2000
12/20/2000CN2411275Y Multifunction spraying car
08/2000
08/09/2000CN2390915Y Highway flower pot and stationary water spraying device to road surface
07/2000
07/19/2000EP1020564A1 Road provided with air cleaning function and method of cleaning polluted air on road
05/2000
05/16/2000CA2166597C Water truck with exhaust gas pressurization system
04/2000
04/11/2000US6047897 Sprinkler system and sprinkling method for vehicle running test course
04/05/2000CN2372367Y High-speed street cleaner
02/2000
02/16/2000CN1049451C Method for preparing high efficiency detergent for cleaning runway in air-port
02/10/2000WO2000006828A1 Road provided with air cleaning function and method of cleaning polluted air on road
08/1999
08/27/1999CA2263615A1 Heavy vehicle interchangeable water tanker/sand spreader system
08/27/1999CA2230674A1 Heavy vehicle interchangeable water tanker/sand spreader system
02/1999
02/24/1999CN2308631Y Cleaning vehicle for guardrail
02/03/1999CN2306259Y High-pressure washing vehicle
01/1999
01/05/1999US5855816 Treated with a blend of water and distillation bottoms, which bottoms are liquid at about 60.degree. c. or less and are obtained from production of 1,6 hexanediol.
10/1998
10/21/1998EP0872461A2 Dust suppression in solids
08/1998
08/26/1998EP0860693A1 Multi-adherence test track
08/13/1998WO1998035104A1 Electrostatic water spray dust suppression system for mobile dust sources
07/1998
07/08/1998CN1186761A Large-scale cleaning vehicle
04/1998
04/01/1998CN2277420Y Sprinkler for wet dust-absorption sweeping machine
12/1997
12/30/1997US5701931 Water relief valve for a drainage system
11/1996
11/06/1996CN1134977A Method for prepn. of high efficiency detergent for cleaning runway in air-port, and method for cleaning
10/1996
10/08/1996US5562249 Flood washing system
07/1996
07/10/1996CN1126263A Dust-proof dripping device
06/1996
06/04/1996US5522543 Water truck with exhaust gas pressurization system
02/1995
02/07/1995CA2103538A1 Lindi's curb culvert
08/1994
08/24/1994CN2175257Y Vehicle for brushing road edge
01/1994
01/26/1994CN1081219A Damp-type dustproof road surface
11/1993
11/10/1993CN2145808Y Ground washer
10/1993
10/06/1993CN1076979A Method and facilities for artificial precipitation in urban area by use of fixed overhead sprinklers
12/1992
12/30/1992CN1067464A Motor-driven wet cleaner for road surface
06/1992
06/10/1992CN2106851U Miniature road sweeper
01/1992
01/01/1992CN2091894U Automatic watering-vehicle by pressurization
10/1991
10/23/1991CN2087213U Device removing dust fromroad equiped on automobile
10/01/1991US5052853 Apparatus for maintenance of a gravel road
09/1989
09/19/1989CA1259460A1 Floor cleaning machine
08/1989
08/01/1989CA1257953A1 Floor cleaning machine
06/1989
06/14/1989CN2039320U Manpowered cleaning vehicle
04/1989
04/18/1989US4822425 Aggregate stabilization
08/1988
08/03/1988CN87212934U Belt-type ground washing car
04/1988
04/20/1988CN87205079U Highway surface moistener
03/1988
03/23/1988CN87105640A Water spray nozzle
06/1987
06/23/1987US4674142 Floor cleaning machine
05/1987
05/26/1987US4667364 Floor-cleaning machine
03/1987
03/03/1987US4646862 Floor cleaning machine
03/1986
03/05/1986EP0173394A2 Floor cleaning machine
03/05/1986EP0173393A2 Floor cleaning machine
03/05/1986EP0173392A2 Floor cleaning machine
06/1984
06/12/1984CA1169107A1 Vehicle for distributing thawing materials
04/1984
04/17/1984US4442979 Spreader vehicle for solid and liquid thawing materials
06/1983
06/28/1983US4390286 Plant composed of multi-functional apparatus for delivering substances for treating roadways or the land, and which can be self-loaded from the ground on to the platform of a transporter vehicle, and vice versa
02/1983
02/09/1983EP0071291A2 Apparatus, loadable onto a vehicle, for optionnally distributing solid, liquid or solute road or soil treating substances
03/1982
03/31/1982EP0048465A2 Spreader vehicle for solid and liquid thawing materials
02/1982
02/02/1982US4313566 Fluid balancing system for tank vehicle
12/1980
12/23/1980US4240583 Low cost, highly versatile self-pumping vehicle type liquid sprayer
07/1980
07/15/1980CA1081581A1 Automatic valve for controlling the passage of an in- feed pressure fluid to be delivered in predetermined quantities into a receiver
05/1980
05/20/1980US4203459 Controlling mechanism for sprinkler system
03/1980
03/11/1980CA1073417A1 Method and apparatus for dispensing a deicer liquid
07/1979
07/17/1979US4161280 Method and apparatus for dispensing a deicer liquid
12/1976
12/21/1976US3998387 Apparatus for treating a surface with a liquid
10/1976
10/26/1976US3987964 Mobile hydraulic jetting device for cleaning large planar surfaces
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