Ralph L. Lau

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Port Edwards, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Web calendering method and apparatus
- Patent number 6,352,022
- Issue date Mar 5, 2002
- Stora Enso North America
- Ralph L. Lau
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High bulk paper
- Patent number 6,254,725
- Issue date Jul 3, 2001
- Consolidated Papers, Inc.
- Ralph L. Lau
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
High bulk paper
- Publication number 20020096277
- Publication date Jul 25, 2002
- Consolidated Papers, Inc.
- Ralph L. Lau
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE