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Class Information
Number: 34/165
Name: Drying and gas or vapor contact with solids > Apparatus > Gravity flow type
Description: Apparatus in which material is fed in at an elevated level and flows generally downward through the treating zone or from one treating zone to another at least in part by gravity.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7188436 |
Heating and drying apparatus for particulate material |
Mar. 13, 2007 |
| 7143524 |
Desiccant cartridge having desiccant cap |
Dec. 5, 2006 |
| 7089681 |
Method and apparatus for filtering and drying a product |
Aug. 15, 2006 |
| 7077888 |
Device for separating dust from flue gases from combustion plants, especially solid fuel combustion plants |
Jul. 18, 2006 |
| 6996917 |
Two stage apparatus for desolventizing food grain meal |
Feb. 14, 2006 |
| 6935051 |
Heating and drying apparatus for particulate material |
Aug. 30, 2005 |
| 6834443 |
Full heat moving target grain drying system |
Dec. 28, 2004 |
| 6766595 |
Apparatus and method for enhanced solvent recovery from solvent extracted material |
Jul. 27, 2004 |
| 6732454 |
Apparatus for extracting solvent from a mass of vegetable particles |
May. 11, 2004 |
| 6668844 |
Systems and methods for processing workpieces |
Dec. 30, 2003 |
| 6612049 |
Preheating and drying device |
Sep. 2, 2003 |
| 6588345 |
System for improving the flowability of hygroscopic materials from a hopper |
Jul. 8, 2003 |
| 6581299 |
Method for extracting natural juice of ligneous plant material, device for carrying out said method and use of said method in the production of dried ligneous plants material |
Jun. 24, 2003 |
| 6427359 |
Systems and methods for processing workpieces |
Aug. 6, 2002 |
| 6367163 |
Hot air dryer |
Apr. 9, 2002 |
| 6289606 |
Apparatus and method for moisture control of particulate material |
Sep. 18, 2001 |
| 6279250 |
Apparatus for enhanced solvent recovery from solvent extracted material |
Aug. 28, 2001 |
| 6202319 |
Grain dryer heat exchanger |
Mar. 20, 2001 |
| 6143134 |
Chip spreader for air-lock feeder |
Nov. 7, 2000 |
| 5857516 |
Pressure reducing heat exchanger |
Jan. 12, 1999 |
| 5561914 |
Sand drying apparatus |
Oct. 8, 1996 |
| 5549057 |
Dryer and combustible pellet system |
Aug. 27, 1996 |
| 5351418 |
Process for drying of granular or powdered carbon by electrical resistance heating |
Oct. 4, 1994 |
| 5177876 |
Reactor installation for countercurrent treatment of gases and bulk solids |
Jan. 12, 1993 |
| 5167274 |
Method and apparatus for cooling particulate solids |
Dec. 1, 1992 |
| 4951561 |
Apparatus for fluid-solid bed processing |
Aug. 28, 1990 |
| 4932785 |
Aggregate drying system with improved aggregate dryer and mass flow apparatus |
Jun. 12, 1990 |
| 4880604 |
Apparatus for coke burning in regeneration of hydrocarbon conversion catalyst |
Nov. 14, 1989 |
| 4839969 |
Drying method and apparatus |
Jun. 20, 1989 |
| 4546821 |
Heat exchanger with bulk material retarder system |
Oct. 15, 1985 |
| 4468868 |
Gas-solid counterflow vessel |
Sep. 4, 1984 |
| 4379692 |
Method of drying and preheating moist fine material and apparatus for carrying out the method |
Apr. 12, 1983 |
| 4201695 |
Arrangement for regenerating particulate adsorbents |
May. 6, 1980 |
| 4126947 |
Settling and drying apparatus |
Nov. 28, 1978 |
| 4094075 |
Systems for drying particulate material |
Jun. 13, 1978 |
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