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Class Information
Number: 406/50
Name: Conveyors: fluid current > Slug conveying
Description: Subject matter wherein the load in the fluid current conveyor* is conveyed in groups or batches, with the space between consecutive groups or batches containing fluid only.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7465130 |
Powder feed pump and appropriate operating system |
Dec. 16, 2008 |
| 7347649 |
Powder purge tube |
Mar. 25, 2008 |
| 7241080 |
Pump for transferring particulate material |
Jul. 10, 2007 |
| 7150585 |
Process and equipment for the conveyance of powdered material |
Dec. 19, 2006 |
| 6764296 |
Fluidizing method and apparatus |
Jul. 20, 2004 |
| 6726408 |
Dual inserter applicator |
Apr. 27, 2004 |
| 6666626 |
System for transporting sliders for zipper bags |
Dec. 23, 2003 |
| 6634832 |
Apparatus for transporting particulate materials from a lower level to a higher level |
Oct. 21, 2003 |
| 6485284 |
Gas assisted flow tube and filling device |
Nov. 26, 2002 |
| 6478513 |
Fluid pumping apparatus for particulate material system |
Nov. 12, 2002 |
| 6447216 |
Fluid pumping system for particulate material |
Sep. 10, 2002 |
| 6428245 |
Method of and apparatus for transporting particulate materials from a lower level to a higher level |
Aug. 6, 2002 |
| 6402500 |
Fluidized fillshoe system |
Jun. 11, 2002 |
| 6322295 |
Pneumatic apparatus and method for transporting irregularly-shaped objects |
Nov. 27, 2001 |
| 6283680 |
Device for pneumatic transport of material such as concrete |
Sep. 4, 2001 |
| 6263883 |
Interchange apparatus for a pneumatic conveying system |
Jul. 24, 2001 |
| 6257804 |
Powder metering apparatus for dispensing a powder-air mixture to a consumer |
Jul. 10, 2001 |
| 6244788 |
Apparatus for supplying solder balls |
Jun. 12, 2001 |
| 6224297 |
Method and apparatus for use in conveying material |
May. 1, 2001 |
| 6106202 |
Pneumatic conveying air assist line with air bleed |
Aug. 22, 2000 |
| 6068428 |
Capsule train separation system for fluid capsule pipeline transporation |
May. 30, 2000 |
| 5791829 |
Method of shock-reduced pneumatic plug conveyance of bulk materials and device for implementing the method |
Aug. 11, 1998 |
| 5656305 |
System for dosed conveying and selecting of cylindrical pellets for molding apparatus for lead frames |
Aug. 12, 1997 |
| 5562366 |
Method and system for fast cycle transport of materials in dense phase |
Oct. 8, 1996 |
| 5549421 |
Method and apparatus for conveying ice lumps |
Aug. 27, 1996 |
| 5525015 |
Pneumatic transport system for powdered materials |
Jun. 11, 1996 |
| 5332337 |
Particle feeding device and method for pyrolytic carbon coaters |
Jul. 26, 1994 |
| 5316179 |
System for dispensing a known volume of fluid |
May. 31, 1994 |
| 5150990 |
High density pneumatic transport system for use with solid materials |
Sep. 29, 1992 |
| 5056962 |
Method of sampling solid materials and sampling system to execute the method |
Oct. 15, 1991 |
| 5018440 |
Tank for treating units of a product |
May. 28, 1991 |
| 4978251 |
Method and apparatus for conveying materials in bulk by liquid pressure |
Dec. 18, 1990 |
| 4952099 |
Device for hydraulic conveyance of loose materials |
Aug. 28, 1990 |
| 4945661 |
Dredging apparatus |
Aug. 7, 1990 |
| 4904127 |
High-density pneumatic transport method for use in powdered or granular materials and system for practising the method |
Feb. 27, 1990 |
| RE33084 |
Intermittently operating pneumatic device for pumping solid-carrying liquids and slurries |
Oct. 10, 1989 |
| 4834589 |
Apparatus and process for transferring pulverent material from a supply container to a delivery point |
May. 30, 1989 |
| 4775267 |
Pneumatic conveyor for powder |
Oct. 4, 1988 |
| 4740112 |
Powder feed control system |
Apr. 26, 1988 |
| 4699548 |
Slurry conveying system |
Oct. 13, 1987 |
| 4684295 |
Intermittently operating pneumatic device for pumping solid-carrying liquids and slurries |
Aug. 4, 1987 |
| 4610574 |
Catalyst feeding system |
Sep. 9, 1986 |
| 4580927 |
Pneumatic material transportation apparatus |
Apr. 8, 1986 |
| 4525105 |
Device for controlled batch feeding of a fluidizible particulate material and process for its operation |
Jun. 25, 1985 |
| 4521165 |
Apparatus for pumping fluent solid material |
Jun. 4, 1985 |
| 4515503 |
Method and apparatus for unblocking conveying pipes for particulate material |
May. 7, 1985 |
| 4507022 |
Method and apparatus for transporting slurry along a pipeline |
Mar. 26, 1985 |
| 4420279 |
Pressure impulse dense phase conveying apparatus and method |
Dec. 13, 1983 |
| 4286935 |
Earth and sand conveyor system |
Sep. 1, 1981 |
| 4261672 |
Suction head for a pneumatic plug-suction conveyor |
Apr. 14, 1981 |
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