Hao Ding

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Blacksburg, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Chemical processes using aryl diphosphine containing catalysts
- Patent number 6,043,398
- Issue date Mar 28, 2000
- Celanese International Corporation
- Christian W. Kohlpaintner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing diphospines ligands and catalysts containing...
- Patent number 5,929,273
- Issue date Jul 27, 1999
- Celanese International Corp
- Christian W. Kohlpaintner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phosphines and catalysts containing the same
- Patent number 5,817,775
- Issue date Oct 6, 1998
- Celanese International Corporation
- Christian W. Kohlpaintner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aryl diphosphines and catalysts containing the same
- Patent number 5,777,087
- Issue date Jul 7, 1998
- Celanese International Corporation
- Christian W. Kohlpaintner
- C07 - ORGANIC CHEMISTRY