Chin Li

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Murrysville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Froth moderating agent for controlling froth and reducing stickies...
- Patent number 6,013,157
- Issue date Jan 11, 2000
- BASF Corporation
- Chin Li
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for deinking electrostatic printed wastepaper using a combin...
- Patent number 5,837,098
- Issue date Nov 17, 1998
- BASF Corporation
- Chin Li
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for controlling froth and reducing stickies in the flotation...
- Patent number 5,718,801
- Issue date Feb 17, 1998
- PPG Industries, Inc.
- Chin Li
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking electrostatic waste paper
- Patent number 5,660,684
- Issue date Aug 26, 1997
- PPG Industries, Inc.
- Chin Li
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent of nonionic surfactants
- Patent number 5,583,097
- Issue date Dec 10, 1996
- PPG Industries, Inc.
- Chin Li
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for deinking electrostatic printed paper using a combinatio...
- Patent number 5,560,806
- Issue date Oct 1, 1996
- PPG Industries, Inc.
- Chin Li
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE