Patents for B04C 9 - Combinations with other devices, e.g. fans (1,957)
12/1981
12/22/1981US4306967 Portable cleaner
12/10/1981WO1981003428A1 An esophageal electrode probe useful for electrical stimulation of the heart
12/01/1981US4303421 Air separation
11/1981
11/17/1981US4301000 Method and apparatus for fractionation and recovery of limestone grits in kraft pulping process
11/10/1981US4299703 Which are immiscible and of differing densities
10/1981
10/07/1981EP0037347A1 Method and device for separating particles in a fluid, in particular for purifying suspensions in paper making
10/07/1981EP0037278A2 Output header for hydrocyclones with concentric accept outlets
09/1981
09/15/1981US4289512 Miscible fluids
09/15/1981CA1108935A1 Pyrolytique combustion plant for wastes, such as ligno-cellusosic matters
08/1981
08/04/1981US4282088 Wet concentration, desliming, thickening, injecting water
08/04/1981US4282016 Gas and failure particle separator system
06/1981
06/23/1981US4274846 Particle sizing sampler
06/16/1981US4273565 Cyclone support
06/09/1981CA1102604A1 Method and an apparatus for treating fibre suspensions
06/02/1981US4270975 Liquid-vapor separation device and method
05/1981
05/19/1981US4268294 Entraining lint from effluent
05/05/1981US4265740 Centrifugal separator
04/1981
04/14/1981US4261708 Apparatus and method for separating impurities from geothermal steam and the like
03/1981
03/24/1981US4257880 Centrifugal air classifying apparatus
02/1981
02/19/1981WO1981000360A1 Apparatus for gas scrubbing
11/1980
11/18/1980CA1089717A1 Hot gas recirculation type burning furnace
11/11/1980CA1089376A1 Method of cleaning dust-loaded gas
10/1980
10/28/1980US4230581 Centrifugal separators
09/1980
09/23/1980US4224043 Compact multistage particle separator
07/1980
07/24/1980WO1980001499A1 Method of regeneration of drilling mud
06/1980
06/03/1980US4206174 Means for separating suspensions of gasiform material and fluidizable particles
05/1980
05/06/1980US4201557 Precleaner
04/1980
04/08/1980CA1075145A1 Apparatus for removal of solid and/or gaseous components present in a gaseous fluid flow
04/01/1980CA1074733A1 Combined hydrocyclone and screen
03/1980
03/04/1980CA1072888A1 Precleaner
02/1980
02/05/1980US4186668 System for the pyrolytic combustion of ligneous and other wastes
01/1980
01/15/1980US4183306 Hot gas recirculation type burning furnace
01/08/1980CA1069444A1 Degritting and fiber removal with cyclone and filter
12/1979
12/25/1979CA1068833A Vortex coagulation means and method for wastewater clarification
11/1979
11/06/1979US4173527 Method and means for separating suspensions of gasiform material and fluidizable solid particle material
10/1979
10/23/1979US4171960 Gas-purifying device
07/1979
07/11/1979EP0002988A1 Device and method for separating under high pressure
04/1979
04/24/1979US4151091 By agglomeration and centrifuging
02/1979
02/27/1979US4141698 Method of cleaning particle bearing gas
02/06/1979US4138332 Controlling the feeding rate
12/1978
12/05/1978CA1043709A1 Method and apparatus for disengaging particles from gases
08/1978
08/15/1978US4107033 Apparatus for cleaning fibrous suspensions of low stock consistency
06/1978
06/13/1978US4094794 Hydrocyclone
06/13/1978US4094772 Method of and apparatus for sorting light refuse fractions
02/1978
02/21/1978US4074975 Combination exhaust-gas cleaner and muffler for an automobile engine
01/1978
01/24/1978US4070159 Apparatus for separating solid dispersoids from gaseous streams
01/03/1978US4066533 Separation of catalyst from effluent of a fluidized catalytic hydrocarbon conversion process
07/1977
07/26/1977US4038051 Air cleaner and dryer
07/12/1977US4034862 Method and apparatus for separating paper and plastic
06/1977
06/21/1977US4031006 Vortex coagulation means and method for wastewater clarification
04/1977
04/19/1977US4018785 Antiinflammatory, antirheumatic, analgesic, antipyretic
04/12/1977US4017390 Centrifuging
12/1976
12/21/1976US3998734 Method and apparatus for transferring particles from one fluid stream into another
11/1976
11/02/1976US3989628 Degritting and fiber removal system
11/02/1976US3989599 Fermentation
06/1976
06/15/1976US3963559 Spray drying device for the production of powder, e.g. milk powder
01/1976
01/27/1976US3934990 Air cooler and cleaner for compressed air
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