Robert A. Covington Jr.

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Continuous synthesis of chromium dioxide
- Patent number 4,428,852
- Issue date Jan 31, 1984
- E. I. Du Pont de Nemours and Company
- Robert A. Covington
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
In-line coagulation process for fluoroelastomer emulsions
- Patent number 4,408,038
- Issue date Oct 4, 1983
- E. I. Du Pont de Nemours & Co.
- Robert A. Covington
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mechanical dewatering apparatus for elastomer slurries
- Patent number 4,228,005
- Issue date Oct 14, 1980
- E. I. Du Pont de Nemours and Company
- Robert A. Covington
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mechanical dewatering process for elastomer slurries
- Patent number 4,132,845
- Issue date Jan 2, 1979
- E. I. Du Pont de Nemours and Company
- Robert A. Covington
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Slurry polymerization process
- Patent number 4,021,600
- Issue date May 3, 1977
- E. I. Du Pont de Nemours and Company
- Colin Anolick
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...