| Patents for B04C 11 - Accessories, e.g. safety or control devices, not otherwise provided for (779) |
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| 05/26/1992 | US5116519 Separator with outlets in a spiral groove for separating a mixture of liquids |
| 05/26/1992 | CA1301702C Cyclone classifier |
| 04/21/1992 | CA1299024C Method and system for controlling cyclone collection efficiency and recycle rate in fluidized bed reactors |
| 03/18/1992 | EP0475338A1 Apparatus to separate gaseous substances from a liquid |
| 03/17/1992 | US5096587 Hydrocyclone conduit |
| 02/01/1992 | CA2048126A1 Hydrocyclone conduit |
| 01/07/1992 | US5078761 Shroud |
| 12/24/1991 | US5074719 Method of regulating the overflow from a cyclone, hydrocyclone or similar device |
| 11/05/1991 | US5062870 Shut-off device for cyclonic vacuum cleaner |
| 10/31/1991 | WO1991016117A1 Method and apparatus for predicting hydrocyclone performance |
| 10/23/1991 | CN2087099U Air locking and dust collecting device for cyclone type dust remover |
| 10/09/1991 | EP0450510A2 Cyclone with adjustable dust collection |
| 10/08/1991 | US5055202 Method and apparatus for maintaining predetermined cyclone separation efficiency |
| 09/05/1991 | WO1991012893A1 Improvements relating to hydrocyclone systems |
| 07/30/1991 | CA1287018C Method and system for preventing stoppage of apex flow in parallel hydrocyclone arrays |
| 07/16/1991 | CA1286345C Feed and separation device |
| 07/02/1991 | US5028318 Cyclonic system for separating debris particles from fluids |
| 06/25/1991 | US5026486 Method for controlling apex flow in an array of parallel hydrocyclones for cleaning aqueous fiber suspensions |
| 05/30/1991 | WO1991007231A1 A method for separating fibre suspensions |
| 05/16/1991 | WO1991006374A1 Improvements in or relating to a centricleaner |
| 04/30/1991 | CA1283631C Method and apparatus for separating particles fluidly suspended in a slurry |
| 04/17/1991 | EP0423082A2 Appliance for the decantation and recovery of powdery products in pneumatic conveyors |
| 04/16/1991 | US5008014 Separator |
| 04/09/1991 | US5006018 Feed and separation device |
| 03/21/1991 | DE4026460A1 Monitoring fluid stream from aperture esp. of hydro- and aero-cyclones - using solid body noise detector near outlet nozzle and evaluation electronics |
| 03/13/1991 | EP0395647A4 Hydrocyclone overflow transport |
| 01/30/1991 | CN2070200U Anti-blocking air-solid separating valve |
| 01/23/1991 | CN2069755U Negative pressure balanced air lock |
| 01/10/1991 | WO1991000387A1 Method of purifying pulp of contaminations heavier than it and a separating apparatus |
| 01/08/1991 | US4983283 Cyclone separator |
| 12/11/1990 | US4976872 Cyclone separator |
| 12/04/1990 | US4975100 Particle separator device and apparatus for the pneumatic conveyance of granular materials |
| 11/22/1990 | EP0245268B1 Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor |
| 11/21/1990 | CN2065950U Time-control electromagnetic automatic dust-unloading unit |
| 11/07/1990 | EP0395647A1 Hydrocyclone overflow transport. |
| 08/14/1990 | US4948517 Progessive cavity motor with brake to regulate fluid flow into separator |
| 07/10/1990 | CA1271430A1 Cyclonic separator with screen and ball check |
| 06/13/1990 | EP0372402A1 Particle separator device and apparatus for the pneumatic conveyance of granular materials |
| 05/31/1990 | WO1990005591A1 Centrifugal separator |
| 04/26/1990 | CA2001326A1 Hydro-cyclone underflow monitor |
| 04/10/1990 | EP0355127A4 Method and apparatus for separating phases of a multi-phase liquid. |
| 03/22/1990 | WO1990002608A1 Magnetic cyclone dust separator |
| 03/22/1990 | WO1990002607A1 Cyclone dust separator with rotary magnetic field |
| 03/22/1990 | WO1990002593A1 Separator |
| 03/07/1990 | CN1040158A Low pressure hydrocyclone separator |
| 02/28/1990 | EP0355127A1 Method and apparatus for separating phases of a multi-phase liquid |
| 02/13/1990 | US4900445 Low pressure hydrocyclone separator |
| 01/03/1990 | EP0349266A2 Low pressure hydrocyclone separator |
| 11/29/1989 | EP0295251A4 Cyclone separator. |
| 11/28/1989 | CA1263340A1 Means for clearing the blocked reject end of a vortex purifier |
| 10/24/1989 | US4876016 Monitoring oil as a contaminant in water |
| 10/10/1989 | US4872973 Cyclone classifier |
| 09/19/1989 | CA1259573A1 Adjustable syclone separator and process of using the same |
| 08/22/1989 | US4859347 Centrifugal separator |
| 07/04/1989 | US4844817 Low pressure hydrocyclone separator |
| 07/04/1989 | US4844812 Pumped hydrocyclone backpressure control |
| 06/15/1989 | WO1989002313A3 Separator |
| 06/01/1989 | WO1989004725A1 Method and apparatus for separating phases of a multi-phase liquid |
| 05/30/1989 | US4834586 Feed and separation device |
| 05/10/1989 | CN1032751A 分离器 Splitter |
| 04/26/1989 | EP0313197A2 Separator |
| 04/18/1989 | US4822484 Treatment of multiphase mixtures |
| 03/28/1989 | US4816165 Liquid separating method |
| 03/23/1989 | WO1989002313A2 Separator |
| 03/23/1989 | WO1989002312A1 Hydrocyclone overflow transport |
| 03/07/1989 | US4810264 Process for cleaning and splitting particle-containing fluid with an adjustable cyclone separator |
| 01/26/1989 | DE3723153A1 Device for the removal of soot from the exhaust gas of an internal combustion engine |
| 01/03/1989 | US4795561 Self regulating cyclonic separator |
| 12/21/1988 | EP0295251A1 Cyclone separator |
| 11/22/1988 | US4786412 Hydrocyclone having dewatering tube |
| 11/09/1988 | EP0290213A1 Method and system for controlling cyclone collection efficiency and recycle rate in fluidized bed reactors |
| 11/08/1988 | US4783204 Apparatus and method for drying steam |
| 11/01/1988 | US4781574 Method and system for controlling cyclone collection efficiency and recycle rate in fluidized bed reactors |
| 08/04/1988 | DE3702269A1 Hydraulic centrifugal separator, in particular as a hydrocyclone |
| 05/31/1988 | US4747852 Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor |
| 05/11/1988 | CN87106252A Reactor for gasifying coal |
| 04/06/1988 | EP0262916A2 Solids-gas separator |
| 03/28/1988 | EP0145742A4 Liquid separating apparatus. |
| 03/28/1988 | EP0145741A4 Overflow outlet for a cyclone separator. |
| 03/16/1988 | EP0259577A2 Reactor for gasifying coal |
| 03/01/1988 | US4728348 Suspended within vessels by support hangers |
| 02/09/1988 | CA1232587A1 Reverse centrifugal cleaning of paper making stock |
| 01/12/1988 | US4719014 Cyclone separator |
| 12/02/1987 | EP0247402A1 Vibration resistant explosion control vent |
| 12/01/1987 | US4710284 Solid particles from irrigation water |
| 11/19/1987 | EP0245268A1 Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor. |
| 10/06/1987 | US4698152 Cyclone separators, recycling, water polluted with oil |
| 10/01/1987 | DE3638327C1 Device for sucking out and separating dust or the like from fluids |
| 09/11/1987 | WO1987005235A1 Cyclone separator |
| 09/11/1987 | WO1987005234A1 Cyclone separator |
| 08/25/1987 | CA1225966A1 A feed pressure control valve system for hydro-cyclones |
| 08/18/1987 | US4687497 Solids-gas separator |
| 07/28/1987 | US4683061 Outlet for cyclone separators |
| 06/30/1987 | CA1223459A1 Resistive wear sensors |
| 06/23/1987 | US4674418 Cyclone cleaner for a fixed bed reactor |
| 06/19/1987 | DE3543914A1 Cyclone |
| 06/09/1987 | US4671878 Means for clearing the blocked reject end of a vortex purifier |
| 06/04/1987 | DE3542160A1 Apparatus for separating off amalgam particles |
| 06/02/1987 | US4670161 Cyclone separator for drilling mud additives |
| 06/02/1987 | US4670023 Coal gasifier |