Yujun Sun

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Beaconsfield, CA

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Patents Grantslast 30 patents

Information Patent Grant
Increasing alkaline pulping yield for softwood with metal ions
- Patent number 8,591,702
- Issue date Nov 26, 2013
- FPInnovations
- Yujun Sun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Generation of active polysulphide with manganese and bismuth catalysts
- Patent number 7,867,360
- Issue date Jan 11, 2011
- Fpinnovations
- Yujun Sun
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
INCREASING ALKALINE PULPING YIELD FOR SOFTWOOD WITH METAL IONS
- Publication number 20110284175
- Publication date Nov 24, 2011
- Yujun Sun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Generation of active polysulphide
- Publication number 20090126882
- Publication date May 21, 2009
- Yujun Sun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL