CBMM Internacional Ltda.

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparation of catalyst and catalyst prepared by the meth...
- Patent number 4,666,882
- Issue date May 19, 1987
- CBMM Internacional Ltda.
- Susumu Okazaki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Solid acid catalyst of acid-treated hydrated niobium oxide and meth...
- Patent number 4,652,544
- Issue date Mar 24, 1987
- CBMM Internacional Ltda.
- Susumu Okazaki
- C07 - ORGANIC CHEMISTRY

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