Henry P. Barker

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Lock Haven, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Solvent sweeping of polycarbonates
- Patent number 4,306,057
- Issue date Dec 15, 1981
- General Electric Company
- Henry P. Barker
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and apparatus for the drying of resinous materials
- Patent number 4,209,912
- Issue date Jul 1, 1980
- General Electric Company
- Henry P. Barker
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for preparing 2,2-bis(4-hydroxy-phenyl) propane from distil...
- Patent number 4,192,954
- Issue date Mar 11, 1980
- General Electric Company
- Henry P. Barker
- C07 - ORGANIC CHEMISTRY