David George COLLOPY

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Cheshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Chromium-on-silica catalysts and methods of making the same
- Patent number 11,732,065
- Issue date Aug 22, 2023
- PQ Corporation
- Yatao Rachel Hu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
CHROMIUM-ON-SILICA CATALYSTS AND METHODS OF MAKING THE SAME
- Publication number 20230365725
- Publication date Nov 16, 2023
- Yatao Rachel HU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CHROMIUM-ON-SILICA CATALYSTS AND METHODS OF MAKING THE SAME
- Publication number 20210269562
- Publication date Sep 2, 2021
- Yatao Rachel HU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...