John S. Antkowiak

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New Boston, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for increasing the consistency of pulp using a single roll d...
- Patent number 5,842,242
- Issue date Dec 1, 1998
- Beloit Technologies, Inc.
- John S. Antkowiak
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pulp washing method
- Patent number 5,741,399
- Issue date Apr 21, 1998
- Beloit Technologies, Inc.
- John S. Antkowiak
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Single roll displacement wash press
- Patent number 5,722,264
- Issue date Mar 3, 1998
- Beloit Technologies, Inc.
- John S. Antkowiak
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE