Weldon B. Nance

Follow

Person

Lafayette, LA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Lubricating wellbore fluid and method of drilling
- Patent number 4,517,100
- Issue date May 14, 1985
- Witco Chemical Corporation
- Weldon B. Nance
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...