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Class Information
Number: 406/61
Name: Conveyors: fluid current > With diverse power-driven conveyor > Rotary > Screw > Feeding to fluid conveyor inlet > Fluid jet at conveyor inlet
Description: Subject matter wherein a concentrated stream of conveying fluid is directed downstream in the fluid current conveyor* at the discharge end of the screw conveyor.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7413388 |
Method and apparatus for pneumatically conveying bulk material which does not flow readily |
Aug. 19, 2008 |
| 6224297 |
Method and apparatus for use in conveying material |
May. 1, 2001 |
| 6155751 |
Flow development chamber for creating a vortex flow and a laminar flow |
Dec. 5, 2000 |
| 6089795 |
Mobile apparatus for pneumatic conveyance of gravel or similar granular material |
Jul. 18, 2000 |
| 6073818 |
Apparatus for controlled delivery of powdered solid materials |
Jun. 13, 2000 |
| 6053667 |
Carrying apparatus for spherical objects |
Apr. 25, 2000 |
| 5947645 |
Fiber dispensing system |
Sep. 7, 1999 |
| 5931610 |
Fiber dispensing system |
Aug. 3, 1999 |
| 5863155 |
Boundary air/laminar flow conveying system |
Jan. 26, 1999 |
| 5836722 |
Spraying method and device for cooling a powdered coating product |
Nov. 17, 1998 |
| 5718539 |
Boundary air/laminar flow conveying system with air reduction cone |
Feb. 17, 1998 |
| 5713494 |
Powder feeding device |
Feb. 3, 1998 |
| 5681132 |
Laminar flow pneumatic conveying device |
Oct. 28, 1997 |
| 5669740 |
Bark mulch handling and spreading apparatus |
Sep. 23, 1997 |
| 5634713 |
Pneumatic material transporter and mixer |
Jun. 3, 1997 |
| 5558473 |
Labyrinth seal coal injector |
Sep. 24, 1996 |
| 5125771 |
Apparatus for introducing bulk materials into pneumatic conveying line |
Jun. 30, 1992 |
| 5087155 |
Apparatus for introducing bulk materials into pneumatic conveying line |
Feb. 11, 1992 |
| 4945661 |
Dredging apparatus |
Aug. 7, 1990 |
| 4851110 |
Air pump separator method and apparatus |
Jul. 25, 1989 |
| 4801210 |
Method and apparatus for continuous mixing of small, precise quantities of bulk materials with a liquid stream |
Jan. 31, 1989 |
| 4770344 |
Powder spraying system |
Sep. 13, 1988 |
| 4726715 |
Screw powder feeders |
Feb. 23, 1988 |
| 4711607 |
High speed auger venturi system and method for conveying bulk materials |
Dec. 8, 1987 |
| 4525106 |
Pneumatic conveying device |
Jun. 25, 1985 |
| 4500228 |
Granular material pneumatic transport apparatus |
Feb. 19, 1985 |
| 4391561 |
Solids pumping apparatus |
Jul. 5, 1983 |
| 4296970 |
Hydraulic mining tool apparatus |
Oct. 27, 1981 |
| 4289428 |
Particulate matter air assisted screw discharge apparatus |
Sep. 15, 1981 |
| 4209304 |
Coal gasification-method of feeding dry coal |
Jun. 24, 1980 |
| 4184793 |
Devices for the remote distribution of measured amounts of powdery material |
Jan. 22, 1980 |
| 4138162 |
Apparatus for piped conveyance of material |
Feb. 6, 1979 |
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