| Patents for B65G 53 - Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flow of gas, liquid, or foam (10,589) |
|---|
| 07/18/1990 | EP0377862A1 Pneumatic suction conveyor to convey pourable materials |
| 07/17/1990 | WO1990008085A1 Transfer chambers for the conveyor in a pneumatic transport system |
| 07/17/1990 | WO1990008084A1 Transfer chambers for the conveyor in a pneumatic transport system |
| 07/17/1990 | CA2047194A1 Transfer chambers for the conveyor in a pneumatic transport system |
| 07/17/1990 | CA2047172A1 Transfer chambers for the conveyor in a pneumatic transport system |
| 07/12/1990 | WO1990007463A1 Apparatus for pneumatic transportation of a particle material |
| 07/12/1990 | DE3900664A1 Process and apparatus for cleaning the raw-material charging vessel of a processing machine |
| 07/12/1990 | DE3900173C1 Pneumatic suction conveyor system for the volumetric apportioning of bulk material components |
| 07/11/1990 | EP0377058A1 Distributing valve |
| 07/10/1990 | US4940131 Material handling system and control valve thereof |
| 07/04/1990 | EP0376668A1 A method of sampling solid materials and sampling system to execute the method |
| 07/03/1990 | US4938848 Method and apparatus for conveying split streams of alumina powder to an electrolysis cell |
| 07/03/1990 | US4938637 Method and apparatus for bottom loading a pneumatic transport pressure vessel |
| 06/28/1990 | DE3842811A1 Star feeder lock with blow-through arrangement |
| 06/26/1990 | US4936715 Apparatus for pneumatically conveying bulk material |
| 06/26/1990 | US4936548 Rotary gate valve arrangement |
| 06/21/1990 | DE3920018C1 Fine granular explosive conveying system - has tube and gas permeable base made of non-conducting material |
| 06/21/1990 | DE3842045A1 Cellular blowing machine |
| 06/19/1990 | US4934875 Air conveyor dispensing and recycling system |
| 06/19/1990 | US4934604 Controllable outlet nozzle for pneumatic dosaging conveyors |
| 06/19/1990 | CA2005474A1 Porous filter pad for fluid pressure conveying systems |
| 06/19/1990 | CA1270544A1 Automatic powder feeding apparatus |
| 06/13/1990 | EP0372611A1 Lock valve device |
| 06/13/1990 | EP0372402A1 Particle separator device and apparatus for the pneumatic conveyance of granular materials |
| 06/13/1990 | EP0372216A1 Hydraulic transporting plant with flow-transforming devices |
| 06/13/1990 | CN2058172U Double layer locking stuff exhauster |
| 06/13/1990 | CN1008390B Method and apparatus for reducing wear on impeller and increasing efficiency of centrifugal pump |
| 06/12/1990 | US4932423 Tobacco feeding apparatus |
| 06/12/1990 | CA1270283A1 Conduit for transporting finely-divided or fine- granular, dry bulk materials and a process for operation of same |
| 06/07/1990 | DE3927393A1 Bucket wheel extractor for powder or dust - has rotor with vane walls mounted in conical body within hub |
| 06/06/1990 | EP0371464A1 Pneumatic conveyor for grainy material and suction nozzle for use in such conveyor |
| 06/06/1990 | EP0371436A1 Device for transferring dangerous slow-flowing particulate material |
| 06/05/1990 | US4930944 Blower with energy absorbing housing |
| 06/05/1990 | US4930691 Pneumatic dosimeter |
| 06/02/1990 | CA2001812A1 Hydraulic transporter with united streaming reversing means |
| 05/31/1990 | WO1990005689A1 A device for achieving uniform distribution of airborne fibres, e.g. cellulose-fibres |
| 05/31/1990 | CA2003990A1 Pneumatic conveyor for grainy material and suction nozzle for use in such conveyor |
| 05/30/1990 | EP0370369A1 Transport system for curd |
| 05/29/1990 | US4928739 Mold filling method and transport apparatus for bead-like resilient material transported by a fluid |
| 05/23/1990 | EP0369975A1 A device for achieving uniform distribution of airborne fibres, e.g. cellulose-fibres |
| 05/22/1990 | US4927298 In a method for separating a feed |
| 05/22/1990 | US4926582 Adding pour point depressant of ethylene-acrylonitrile copolymer or terpolymer; for pipeline flow |
| 05/16/1990 | CN2057165U Controller for burden |
| 05/15/1990 | US4926217 Particle transport |
| 05/15/1990 | US4925467 Self emptying vacuum vessel |
| 05/09/1990 | EP0366932A1 Method and device for the slow pneumatic conveyance of granular material or the like through tubes |
| 05/09/1990 | CN1041923A High pressure powder feed system |
| 05/03/1990 | DE3929667A1 Air ducting for fibrous raw materials - comprising diversion facility for automatic removal of dangerous or objectionable particles |
| 05/02/1990 | EP0366104A2 Conveyor device in the shape of a dispatch station for a pulverulent or powdery material |
| 05/02/1990 | CN1007806B Method and device for hydraulic convey of mixture consisting of solid grain material and liquid |
| 04/25/1990 | EP0365038A2 High pressure powder feed system |
| 04/25/1990 | CN2056420U Spray nozzle coal powder distributor |
| 04/24/1990 | US4919303 Method for feeding particulate material |
| 04/18/1990 | EP0363627A2 Device for pumping paints |
| 04/18/1990 | CN1041329A Metering feed valve |
| 04/17/1990 | US4917545 Apparatus for controlling material flow |
| 04/17/1990 | US4917544 Methods and apparatus for pneumatically transferring a flowable product |
| 04/11/1990 | EP0362965A1 Device for pumping meat-containing products |
| 04/11/1990 | EP0362420A1 Method and device for the slow pneumatic conveyance of granular material through tubes |
| 04/10/1990 | US4915265 Apparatus for feeding bulk material |
| 04/10/1990 | CA1267662A1 Valve system for particulate solid flow control |
| 04/04/1990 | EP0362120A1 Method and device for continously feeding bulk material to a pneumatic transporting installation |
| 04/04/1990 | CN1040967A Apparatus for continuously conveying powder in gas flow |
| 04/03/1990 | US4913597 Silencer for pneumatic grain conveyor |
| 03/22/1990 | WO1990002610A1 Process and device for intermittently spraying a pasty composition |
| 03/22/1990 | DE3832077A1 Thin-flow distributor for dry building materials in underground working |
| 03/21/1990 | EP0359113A1 Device for continuously delivering a powder in a gas stream |
| 03/21/1990 | EP0248830B1 Transport container for the transport of bulk material |
| 03/20/1990 | US4909676 Apparatus for pneumatically conveying bulk material |
| 03/20/1990 | US4909556 Transport container for the transport of bulk material |
| 03/20/1990 | US4909273 Two-way pipe switch |
| 03/15/1990 | DE3830448A1 Non-return valve |
| 03/14/1990 | EP0358631A1 Process and apparatus for intermittently spraying a pasty composition |
| 03/14/1990 | EP0358354A1 Pulsed transporter |
| 03/14/1990 | EP0357662A1 A method of and an installation for removing and transferring refuse. |
| 03/13/1990 | US4907619 Flow proportioner apparatus |
| 03/08/1990 | WO1990001882A1 Apparatus for pneumatic transportation of particulate material such as tobacco |
| 03/06/1990 | US4906144 Eccentric rotary feeder and pressurized pneumatic conveying system |
| 03/06/1990 | CA1266463A1 Means for making a dense mixture of furnace waste and water, particularly power fly-ash, slag and water |
| 02/28/1990 | EP0355671A2 Charging and discharging rotary sluice |
| 02/28/1990 | CN1040047A Aeration tube discharge control device |
| 02/27/1990 | US4904128 High-density pneumatic transport method for use in powder or granular material and system for practising the method |
| 02/27/1990 | US4904127 High-density pneumatic transport method for use in powdered or granular materials and system for practising the method |
| 02/22/1990 | WO1990001094A3 A process and device for distributing pumpable viscous materials among several lines |
| 02/21/1990 | CN2053199U Vertical water conveying apparatus with double tanks for auto-adjusting flow |
| 02/14/1990 | EP0354206A1 Method and apparatus for metering material into an air forming system |
| 02/13/1990 | US4900345 Separator for use in installations for conveying objects over distances by means of a flow of air |
| 02/13/1990 | US4900200 Method for transporting powdered or granular materials by pneumatic force with a transport pipe of smaller diameter relative to particale size |
| 02/13/1990 | US4900199 High pressure power feed system |
| 02/08/1990 | WO1990001094A2 A process and device for distributing pumpable viscous materials among several lines |
| 02/07/1990 | EP0353964A2 Pneumatic conveyor |
| 02/07/1990 | EP0353874A1 Method for controlling the particulate size distributions of the solids inventory in a circulating fluidized bed reactor |
| 02/07/1990 | EP0353261A1 Conveying apparatus and separation apparatus |
| 02/07/1990 | CN1039392A Process and apparatus for conveying and dispensing powder matierial pneumatically |
| 02/07/1990 | CN1039363A Method for controlling particulate size diestributions of solids inventory in circulating fluidized bed reactor |
| 02/06/1990 | US4898208 Injector valve |
| 02/06/1990 | CA1265561A2 Coal slurry system |
| 01/31/1990 | EP0352941A2 Apparatus and method for flow control |
| 01/31/1990 | CN2051982U Water-separation pump with two vertical tanks |
| 01/25/1990 | DE3910073A1 Process and apparatus for the pneumatic flow-conveyance and metering of dust-like bulk materials |