P

Inventor

VOLZ HARTWIG

DE4 patents
⚠️ This page may combine multiple inventors who share the name “VOLZ HARTWIG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TEXACO AG

3 patents
US4549813AOct 29, 1985

Apparatus for mixing a solution

TEXACO AG41 citations85
US4579175AApr 1, 1986

Method of reducing water production

TEXACO AG15 citations70
US4282930AAug 11, 1981

Process for the recovery of petroleum from subterranean formations

TEXACO AG2 citations59

VOLZ HARTWIG

1 patent
US4589489AMay 20, 1986

Process for recovering oil from subterranean formations

VOLZ HARTWIG22 citations70