in presence of O3

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Patents Grantslast 30 patents

Information Patent Grant
Cellulose solution manufacturing method, cellulose precipitate manu...
- Patent number 9,522,991
- Issue date Dec 20, 2016
- Ehime Prefectural Government
- Kenji Nakamura
- C13 - SUGAR INDUSTRY
Information Patent Grant
Cellulose production from lignocellulosic biomass
- Patent number 6,620,292
- Issue date Sep 16, 2003
- PureVision Technology, Inc.
- Richard C. Wingerson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of treating lignocellulosic biomass to produce cellulose
- Patent number 6,419,788
- Issue date Jul 16, 2002
- PureVision Technology, Inc.
- Richard C. Wingerson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for pretreatment of cellulosic materials
- Patent number 4,451,567
- Issue date May 29, 1984
- Hitachi, Ltd.
- Tadashi Ishibashi
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
2686120
- Patent number 2,686,120
- Issue date Aug 10, 1954
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2673148
- Patent number 2,673,148
- Issue date Mar 23, 1954
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
1710375
- Patent number 1,710,375
- Issue date Apr 23, 1929
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE