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Class Information
Number: 34/141
Name: Drying and gas or vapor contact with solids > Apparatus > Rotary drums or receptacles > Vapor exhaust > Axial treated material feed type
Description: Apparatus having treated material feed therethrough as defined in subclass 135.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6823607 |
Plant for the drying and treatment of pourable mineral material |
Nov. 30, 2004 |
| 6199299 |
Feeding of comminuted fibrous material to a pulping process |
Mar. 13, 2001 |
| 6138377 |
Apparatus and process for cooling and de-steaming calcined stucco |
Oct. 31, 2000 |
| 6128828 |
Drying machine |
Oct. 10, 2000 |
| 6061925 |
Rotary type heat treatment device, and temperature control method for the device |
May. 16, 2000 |
| 6052917 |
Vacuum rotary dryer |
Apr. 25, 2000 |
| 5522158 |
Dryer drum coater having recirculation chamber for VOC/NOX reduction |
Jun. 4, 1996 |
| 5283961 |
Tramp removal system |
Feb. 8, 1994 |
| 4753019 |
Apparatus for drying and heating material in a rotary kiln |
Jun. 28, 1988 |
| 4742622 |
Flighting for horizontal dryers |
May. 10, 1988 |
| 4730400 |
Drum reactor for manufacturing fertilizers and other raw materials by aerobic fermentation |
Mar. 15, 1988 |
| 4649655 |
Drilling mud dehydration system |
Mar. 17, 1987 |
| 4628614 |
Flighting for horizontal dryers |
Dec. 16, 1986 |
| 4606283 |
System for extracting contaminants and hydrocarbons from cuttings waste in oil well drilling |
Aug. 19, 1986 |
| 4507876 |
End seal for rotary treating drum |
Apr. 2, 1985 |
| 4477984 |
Multi purpose three pass drum dryer |
Oct. 23, 1984 |
| 4393603 |
Dryer thermal efficiency |
Jul. 19, 1983 |
| 4053365 |
Rotary calciner |
Oct. 11, 1977 |
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