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Class Information
Number: 34/191
Name: Drying and gas or vapor contact with solids > Apparatus > Reversible or pulsating treating gas or vapor flow
Description: Apparatus having either, or both, (1) means to cause the contact gas or vapor to pulsate, or (2) means to cause the contact gas or vapor to flow into contact with the material being treated first in one direction and then in an opposite direction at the same place.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7225819 |
Apparatus process and method for mounting and treating a substrate |
Jun. 5, 2007 |
| 7194822 |
Systems for drying moisture-containing work pieces and methods for drying same |
Mar. 27, 2007 |
| 6988325 |
Bidirectional forage bale dryer and method of operation |
Jan. 24, 2006 |
| 6944967 |
Air dryer system and method employing a jet engine |
Sep. 20, 2005 |
| 6591516 |
Hair dryer |
Jul. 15, 2003 |
| 6393719 |
Process and apparatus for removing water from fibrous web using oscillatory flow-reversing air or gas |
May. 28, 2002 |
| 6085437 |
Water-removing apparatus for papermaking process |
Jul. 11, 2000 |
| 6054686 |
Uniform air flow oven |
Apr. 25, 2000 |
| 6000145 |
Method and apparatus for continuous treatment of particulate material |
Dec. 14, 1999 |
| 5937539 |
Dual-purpose combuster for ordinary combustion and pulse combustion |
Aug. 17, 1999 |
| 5842289 |
Apparatus for drying and heating using a pulse combustor |
Dec. 1, 1998 |
| 5775003 |
Portable sensor for dry kiln sampling |
Jul. 7, 1998 |
| 5596817 |
Method and an apparatus for minimizing deposits in a drying chamber |
Jan. 28, 1997 |
| 5551165 |
Enhanced cleansing process for wafer handling implements |
Sep. 3, 1996 |
| 5526583 |
Portable dry kiln for drying or treating lumber |
Jun. 18, 1996 |
| 5522159 |
Drying shed |
Jun. 4, 1996 |
| RE34784 |
Method and apparatus for the dry treatment of a fabric |
Nov. 15, 1994 |
| 5293700 |
System for drying green woods |
Mar. 15, 1994 |
| 5276980 |
Reversible conditioned air flow system |
Jan. 11, 1994 |
| 5274892 |
Process and apparatus for shrinking textile fabrics |
Jan. 4, 1994 |
| 5269076 |
Balanced draft vent system for kiln |
Dec. 14, 1993 |
| 5226244 |
Circulating air dryer |
Jul. 13, 1993 |
| 5209821 |
Apparatus for removing volatiles from, or dehydrating, liquid products |
May. 11, 1993 |
| 5197201 |
Process for drying timber |
Mar. 30, 1993 |
| 5195251 |
Drying kiln |
Mar. 23, 1993 |
| 5136793 |
Heat recovery system for a pulse combustion drying apparatus |
Aug. 11, 1992 |
| 5123177 |
Wood curing kiln |
Jun. 23, 1992 |
| 5107607 |
Kiln for drying lumber |
Apr. 28, 1992 |
| 4974341 |
Apparatus for dry treatment of a fabric |
Dec. 4, 1990 |
| 4955146 |
Lumber drying kiln |
Sep. 11, 1990 |
| 4941820 |
Pulse combustion energy system |
Jul. 17, 1990 |
| 4922624 |
Method and apparatus for drying lumber |
May. 8, 1990 |
| 4918837 |
Device for generating a continuous stream of dried gases |
Apr. 24, 1990 |
| 4916832 |
Device for reversing an air flow in a drying chamber |
Apr. 17, 1990 |
| 4892083 |
Baking oven |
Jan. 9, 1990 |
| 4866858 |
Process for fluidizing |
Sep. 19, 1989 |
| 4862599 |
Process and apparatus for drying wood |
Sep. 5, 1989 |
| 4817300 |
Apparatus for uniformly subjecting a flow-traversable heatable material to a fluid flow |
Apr. 4, 1989 |
| 4801361 |
Method and apparatus for molding expandable polystyrene foam articles |
Jan. 31, 1989 |
| 4779604 |
Baking oven |
Oct. 25, 1988 |
| 4726125 |
Tumble dryers |
Feb. 23, 1988 |
| 4697358 |
Pulse combustion apparatus |
Oct. 6, 1987 |
| 4679333 |
Apparatus for the dry treatment of a fabric |
Jul. 14, 1987 |
| 4677717 |
Device for continuous and tension-free treatment of textile fabric sheets |
Jul. 7, 1987 |
| 4671056 |
Pulse-sonic jet nozzle |
Jun. 9, 1987 |
| 4662083 |
Ventilating system for dryers |
May. 5, 1987 |
| 4603491 |
Reversible cross flow drying or curing oven |
Aug. 5, 1986 |
| 4583454 |
Side air flow food processor |
Apr. 22, 1986 |
| 4575950 |
Method for removal of residual solvent from particulate crumb made by solution polymerization |
Mar. 18, 1986 |
| 4480392 |
Conduction dryer for flaked or fluffed material |
Nov. 6, 1984 |
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