John W. Frink

Follow

Person

Coraopolis, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Modified PMDI for faster press times or lower press temperatures an...
- Patent number 6,022,444
- Issue date Feb 8, 2000
- Bayer Corporation
- Karl W. Haider
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Treatment of cellulosic fiber products
- Patent number 5,674,568
- Issue date Oct 7, 1997
- Bayer Corporation
- Heber D. Layton
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE