Llewellyn E. Clark

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Pittsfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for pulping and grading waste material
- Patent number 4,222,817
- Issue date Sep 16, 1980
- Beloit Corporation
- Llewellyn E. Clark
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Vortex separator with coaxial inlet and lightweight reject pipelines
- Patent number 4,136,018
- Issue date Jan 23, 1979
- Beloit Corporation
- Llewellyn E. Clark
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Continuous lautering
- Patent number 3,993,791
- Issue date Nov 23, 1976
- Beloit Corporation
- David H. Breed
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL