R. and O. Ore Processing Ltd.

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Vancouver, CA

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Patents Grantslast 30 patents

Information Patent Grant
Liquid phase conversion of a source of sulfur dioxide to sulfuric acid
- Patent number 5,788,949
- Issue date Aug 4, 1998
- R. and O. Ore Processing Ltd.
- Robert N. O'Brien
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of sulfur from a feed stock
- Patent number 5,681,540
- Issue date Oct 28, 1997
- R. and O. Ore Processing Ltd.
- Robert n. O'Brien
- C01 - INORGANIC CHEMISTRY