Yuhshi Luh

Follow

Person

Trenton, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Oil recovery by surfactant-alcohol waterflooding
- Patent number 4,479,894
- Issue date Oct 30, 1984
- Mobil Oil Corporation
- Catherine S. H. Chen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Oil recovery by surfactant-alcohol waterflooding
- Patent number 4,370,243
- Issue date Jan 25, 1983
- Mobil Oil Corporation
- Catherine S. H. Chen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fluorine-containing tracers for subterranean petroleum and mineral...
- Patent number 4,303,411
- Issue date Dec 1, 1981
- Mobil Oil Corporation
- Catherine S. H. Chen
- G01 - MEASURING TESTING