David F. Messenger

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Pomona, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for separating oil shale waste material
- Patent number 4,326,950
- Issue date Apr 27, 1982
- Occidental Research Corporation
- Brij M. Moudgil
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method of separating a mixture of ore particles
- Patent number 4,235,708
- Issue date Nov 25, 1980
- Occidental Research Corporation
- Brij M. Moudgil
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Separation of coal from waste material
- Patent number 4,208,273
- Issue date Jun 17, 1980
- Occidental Research Corporation
- Brij M. Moudgil
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Separation of shale from waste material
- Patent number 4,169,045
- Issue date Sep 25, 1979
- Occidental Research Corporation
- Brij M. Moudgil
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...