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Class Information
Number: 162/232
Name: Paper making and fiber liberation > Apparatus
Description: Apparatus relating to structures or mechanisms for producing and/or treating water or liquid laid fibrous products and various combinations of such structures with other structures or devices not elsewhere provided for and subcombinations, per se, not elsewhere provided for.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 162/233 |
Digester |
18 |
| 162/252 |
Automatic control |
189 |
| 162/261 |
With beating, refining, and/or disintegrating means |
115 |
| 162/262 |
Electric controls or systems |
100 |
| 162/263 |
Measuring, testing, inspecting, indicating or illuminating |
358 |
| 162/264 |
White water or broke recovery, recirculation or treatment |
89 |
| 162/265 |
With coating or impregnating means (including printing) |
51 |
| 162/267 |
Molding pulp and non-pulp insert or preform |
1 |
| 162/269 |
With product stacking or piling means |
4 |
| 162/270 |
Flexing, bending, straightening or decurling means |
16 |
| 162/272 |
Apparatus repair, cleaning or conditioning |
247 |
| 162/280 |
Web creping or crinkling type |
50 |
| 162/283 |
With product winding or reeling means |
38 |
| 162/286 |
With cutting, scoring, perforating or tearing |
98 |
| 162/287 |
With folding, rolling or twisting means |
3 |
| 162/288 |
Molding and burnishing means |
4 |
| 162/289 |
Running or indefinite length product forming and/or treating means |
71 |
| 162/375 |
With heat exchange means |
64 |
| 162/380 |
Slurry supply conditioning or condition maintaining |
92 |
| 162/381 |
Combined |
22 |
| 162/382 |
Foraminous forming mold for discrete articles (pulp molding) |
35 |
| 162/415 |
Compressor |
1 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7368037 |
Refiner steam separation system for reduction of dryer emissions |
May. 6, 2008 |
| 7166194 |
Water jet cutter |
Jan. 23, 2007 |
| 7082348 |
Computer based method and system for controlling an industrial process |
Jul. 25, 2006 |
| 7077931 |
Method and bleaching line with a main conduit for wash liquor |
Jul. 18, 2006 |
| 7060162 |
Chip bin |
Jun. 13, 2006 |
| 6705554 |
Rotor for a paper stock processing machine, anti-wear element for such a rotor, and paper stock processing apparatus |
Mar. 16, 2004 |
| 6582554 |
Continuous digester having a sectioned top separator with multiple liquor extraction ports |
Jun. 24, 2003 |
| 6447645 |
Feeding cellulose material to a treatment vessel |
Sep. 10, 2002 |
| 6139684 |
Method and apparatus for decontaminating liquid suspensions |
Oct. 31, 2000 |
| 5970862 |
Seal in a roll press |
Oct. 26, 1999 |
| 5951822 |
Apparatus for making granular material |
Sep. 14, 1999 |
| 5882481 |
Blocking device in a paper-making machine |
Mar. 16, 1999 |
| 5827400 |
Liquid treatment device |
Oct. 27, 1998 |
| 5766418 |
Handling fibrous material used to produce cellulose pulp |
Jun. 16, 1998 |
| 5733413 |
Method for removing contaminates from aqueous paper pulp |
Mar. 31, 1998 |
| 5681427 |
Apparatus for treating pulp produced by solvent pulping |
Oct. 28, 1997 |
| 5589035 |
Liquid treatment device |
Dec. 31, 1996 |
| 5567279 |
Variable stage pressure diffuser |
Oct. 22, 1996 |
| 5407538 |
Device for separating a mixture of paper pulp and contaminants |
Apr. 18, 1995 |
| 5346590 |
Dryer screen in a paper machine |
Sep. 13, 1994 |
| 5221437 |
Screening apparatus for paper making stock |
Jun. 22, 1993 |
| 5217577 |
Wire-link belt |
Jun. 8, 1993 |
| 5068023 |
Electrode arrangement |
Nov. 26, 1991 |
| 5021125 |
Pistonless accumulator |
Jun. 4, 1991 |
| 4746404 |
Chip presteaming and air washing |
May. 24, 1988 |
| 4606792 |
Endless sieve band or composite band for paper machines |
Aug. 19, 1986 |
| 4582568 |
Apparatus for controlling the consistency of a pulp suspension |
Apr. 15, 1986 |
| 4576845 |
Thermally conductive base layers for cast polyurethane roll covers |
Mar. 18, 1986 |
| 4491503 |
Threading belt and threading system |
Jan. 1, 1985 |
| 4395308 |
Spiral fabric papermakers felt and method of making |
Jul. 26, 1983 |
| 3943033 |
Screw thickener |
Mar. 9, 1976 |
| 3943034 |
Dewatering and homogenizing apparatus |
Mar. 9, 1976 |
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