| 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) |
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| 07/02/1998 | DE19746220A1 Pneumatic conveying device for powder materials |
| 07/01/1998 | EP0790948A4 Feed system for particulate material and transition hopper therefor |
| 07/01/1998 | CN1038925C Jam clearing device for double head air gun |
| 06/30/1998 | US5772081 Low leakage rotary valve |
| 06/25/1998 | DE19653943A1 Silo system with pneumatic transportation |
| 06/23/1998 | US5769572 For receiving particulate materials disposed in a container |
| 06/23/1998 | US5769571 Material re-aerating and flow control device |
| 06/18/1998 | DE19752532A1 System for discharge of powdery-granular material from storage bin with dosing unit |
| 06/16/1998 | US5765728 Method and apparatus for feeding chopped polyester scrap |
| 06/04/1998 | DE19736055C1 Flanged bend for concrete-supply pipe |
| 06/04/1998 | DE19650135A1 Dust-collecting chamber for e.g. incinerator |
| 05/28/1998 | DE19648932A1 Pneumatic transport method for free flow material |
| 05/19/1998 | US5752788 System and method of pumping a constant volume of powder |
| 05/13/1998 | EP0841464A2 Bore selector for a subsea wellhead |
| 05/12/1998 | US5749684 Particulate material feeding apparatus and process |
| 05/06/1998 | EP0839740A1 Cellular rotary valve with quick-change seal arrangement |
| 05/06/1998 | CN1181052A Non-mechanical valve mechanism |
| 04/30/1998 | WO1998017558A1 Process and device for pneumatically conveying powdery substances and their use |
| 04/30/1998 | DE19644727A1 Regulating jet for pneumatic solids conveying or haulage plant |
| 04/29/1998 | CN2280078Y Moveable type pneumatic machie for dust-suction and material conveying |
| 04/28/1998 | US5743958 Vehicle powder coating system |
| 04/28/1998 | CA2020107C High efficiency feeder apparatus for pneumatic conveying lines |
| 04/23/1998 | DE19654648A1 Pneumatic conveying device for powder material |
| 04/22/1998 | EP0836697A1 Conveyor/cooler of loose materials |
| 04/21/1998 | US5741094 Pipe shunt for pheumatically fed bulk goods |
| 04/21/1998 | US5741093 Apparatus for collecting lightweight objects |
| 04/16/1998 | WO1998015483A1 Pipe bend with decreasing radius of curvature |
| 04/16/1998 | WO1998015482A1 Arrangement for conveying thick matter |
| 04/16/1998 | DE19641174A1 Anordnung zur Weitförderung von Dickstoffen Arrangement for long-distance pumping of thick materials |
| 04/16/1998 | CA2216238A1 Apparatus and method for unblocking conveying pipe |
| 04/14/1998 | US5738249 Quantitative powder feeder capable of feeding powder by fixed amounts |
| 04/02/1998 | DE19640545A1 Hydrostatic drive for drum of mobile concrete mixer |
| 04/01/1998 | EP0832684A1 Method of detecting clogging and method of granulation |
| 03/31/1998 | US5733039 Of a spray machine |
| 03/26/1998 | WO1998012140A1 Apparatus for selectively supplying fluid products from a plurality of sources to a plurality of destinations |
| 03/26/1998 | DE19637630A1 Transport system for hardened mixture of water and solids |
| 03/17/1998 | US5727909 Closed loop pneumatic transport system |
| 03/12/1998 | WO1998009897A1 Process for controlling an installation for feeding pourable goods to a conveyor line |
| 03/12/1998 | DE19730543A1 Cell wheel sluice with externally accessible sealing device |
| 03/10/1998 | US5726548 Moving stage apparatus and system using the same |
| 03/10/1998 | US5725332 Air lock feeder apparatus |
| 03/10/1998 | US5725160 Chip blower apparatus |
| 03/05/1998 | WO1998008761A1 Long distance mineral transportation by pipe line |
| 03/05/1998 | DE19653420C1 Cellular lock for dosing bulk materials, e.g. for use in hoppers, silos etc |
| 03/05/1998 | CA2264093A1 Long distance mineral transportation by pipe line |
| 03/04/1998 | CN1174760A Method for conveying powder material and nozzle |
| 03/03/1998 | US5722802 Powder delivery apparatus |
| 03/03/1998 | US5722801 Material conveying system with flow rate control |
| 02/25/1998 | EP0825138A1 Particulate material injector |
| 02/17/1998 | US5718539 Boundary air/laminar flow conveying system with air reduction cone |
| 02/17/1998 | US5718461 Pipe bend |
| 02/13/1998 | CA2211285A1 Particulate material injector |
| 02/11/1998 | EP0823286A2 Method and injector arrangement for transporting particulate materials |
| 02/11/1998 | CN1037333C High pressure powder feed system |
| 02/04/1998 | CN2273694Y Wear-resistant valve gate of material conveying valve |
| 01/28/1998 | EP0820419A1 Air lock for pneumatic conveyor and method for separating solids from the conveying air |
| 01/28/1998 | CN1037192C Method and equipment for transport of sponge iron |
| 01/27/1998 | US5711640 Weld wire recovery system |
| 01/22/1998 | DE19629289A1 Siphon for conveying fine particulate solid materials |
| 01/21/1998 | EP0819629A1 A method of transporting a solids component of a slurry |
| 01/21/1998 | EP0819628A1 Emptying device for pourable material |
| 01/21/1998 | EP0819092A1 A non-mechanical valve |
| 01/20/1998 | US5709731 Slurry pipeline leaching method |
| 01/15/1998 | WO1998001372A1 Portable pneumatic precision metering device |
| 01/15/1998 | DE19646247C1 Remote-controlled selective pipe junction coupling |
| 01/15/1998 | CA2260106A1 Portable pneumatic precision metering device |
| 01/07/1998 | EP0816266A1 Method and apparatus for filling a compact flow transport conduit |
| 01/07/1998 | EP0815931A1 Method and apparatus for spraying powdered material using pulsating vibration air |
| 01/06/1998 | US5704990 Injection a gas, conveying materials with gas flow |
| 01/02/1998 | DE19624303A1 Verfahren und Vorrichtung zum Fluidisieren von feinkörnigem Schüttgut Method and apparatus for fluidizing of fine-grained bulk material |
| 12/24/1997 | WO1997048629A1 Process and device for fluidising fine-grained bulk products |
| 12/17/1997 | CN2270553Y Pre-divided flow self-selecting type rice husk separator |
| 12/11/1997 | WO1997046473A1 Horizontal fluid bed for powder transportation and distribution |
| 12/04/1997 | WO1997045351A1 Method for automatically detecting stability limit operation of a bulk product pneumatic conveyor installation operating in dense phase |
| 12/04/1997 | CA2228007A1 Method for automatically detecting stability limit operation of a bulk product pneumatically conveying a substance in bulk in dense phase |
| 12/03/1997 | EP0810501A1 Method for determining and reducing the pulsation degree for a pneumatic transport |
| 12/02/1997 | US5693362 Process and apparatus for moving and treating a particulate material |
| 11/27/1997 | DE19620954A1 Monitor for wear and tear in feeder tubes |
| 11/26/1997 | CN1165774A Method for conveyance of pheumatic conveyable medium, conveying unit and sealing plate |
| 11/19/1997 | CN2268018Y Floating-plate gate valve with spring packing device |
| 11/18/1997 | US5687782 Transfer valve for a granular materials dispensing system |
| 11/13/1997 | WO1997042382A1 Device for pouring out concrete |
| 11/13/1997 | DE19618316A1 Vorrichtung zum Ausbringen von Beton A device for discharging concrete |
| 11/12/1997 | EP0806387A2 Apparatus for applying a mortar layer |
| 11/12/1997 | CN1164844A Air-conveying apparatus for conveying compactible powdery material |
| 11/06/1997 | WO1997041191A1 Underflow cyclone with perforated barrel |
| 11/06/1997 | DE19714883A1 Feed and supply device for loose goods |
| 11/06/1997 | CA2251045A1 Underflow cyclone with perforated barrel |
| 11/04/1997 | US5683503 Composition for and method of pumping concrete |
| 10/29/1997 | EP0802879A1 Device for metering bulk material |
| 10/28/1997 | US5681132 Laminar flow pneumatic conveying device |
| 10/23/1997 | WO1997038789A1 Method of detecting clogging and method of granulation |
| 10/22/1997 | EP0802135A1 Fluidising apparatus |
| 10/21/1997 | US5678971 For feeding powder material |
| 10/21/1997 | US5678959 Method of, and apparatus for, reducing scaling in pneumatic lime conveying systems |
| 10/16/1997 | WO1997037916A1 Apparatus for pneumatically conveying particulate material |
| 10/16/1997 | CA2224242A1 Apparatus for pneumatically conveying particulate material |
| 10/15/1997 | CN1161931A PTA material air-knife type pulse conveying device for tanker |
| 10/14/1997 | US5676281 Fluid flow airlock valve |
| 10/07/1997 | US5675071 For the non intrusive determination of average particle velocity |