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CPC
C08B9/04
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Parent Industries
C
CHEMISTRY METALLURGY
C08
Organic compounds
C08B
POLYSACCHARIDES DERIVATIVES THEREOF
C08B9/00
Cellulose xanthate Viscose
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C08B9/04
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Patents Grants
last 30 patents
Information
Patent Grant
Process for continuous filtration and aging of xanthated alkali cel...
Patent number
4,289,875
Issue date
Sep 15, 1981
Fiber Associates, Incorporated
Charles J. Geyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Automatic aging analyzer using a motor having a constant torque
Patent number
4,284,765
Issue date
Aug 18, 1981
Fiber Associates, Inc.
Charles J. Geyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process and apparatus for preparing a homogeneous solution of xanth...
Patent number
4,260,739
Issue date
Apr 7, 1981
Fiber Associates, Inc.
Charles J. Geyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Apparatus for continuous xanthation and production of viscose spinn...
Patent number
4,158,698
Issue date
Jun 19, 1979
Fiber Associates, Inc.
Charles J. Geyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for controlling oxygen level during continuous xanthation of...
Patent number
4,076,934
Issue date
Feb 28, 1978
Olin Corporation
Gordon D. Mills
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for continuous xanthation and production of viscose spinnin...
Patent number
4,037,039
Issue date
Jul 19, 1977
Fiber Associates, Inc.
Charles J. Geyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
3836336
Patent number
3,836,336
Issue date
Sep 17, 1974
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
3608215
Patent number
3,608,215
Issue date
Sep 28, 1971
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
2530403
Patent number
2,530,403
Issue date
Nov 21, 1950
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
2337928
Patent number
2,337,928
Issue date
Dec 28, 1943
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents