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Inventor

LIEBER HANS-WILHELM

DE8 patents
⚠️ This page may combine multiple inventors who share the name “LIEBER HANS-WILHELM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GOETZELMANN IND ABWASSER

3 patents
US4159235AJun 26, 1979

Method and apparatus for treating metal containing waste water

GOETZELMANN IND ABWASSER22 citations79
US4172780AOct 30, 1979

Apparatus for treating metal containing waste waters

GOETZELMANN IND ABWASSER10 citations71
US4123340AOct 31, 1978

Method and apparatus for treating metal containing waste water

GOETZELMANN IND ABWASSER9 citations71

KM EUROPA METAL AG

1 patent
US6120673ASep 19, 2000

Method and device for regenerating tin-plating solutions

KM EUROPA METAL AG30 citations84

OELSCH FERNSTEUERGERAETE

1 patent
US3944390AMar 16, 1976

Workpiece surface area determination

OELSCH FERNSTEUERGERAETE8 citations70

HUSTER HERMANN GMBH & CO

1 patent
US4505958AMar 19, 1985

Method for hot dip galvanizing metallic workpieces

HUSTER HERMANN GMBH & CO18 citations68

KAMMEL ROLAND

1 patent
US4312724AJan 26, 1982

Method for the recovery of lead from materials containing lead sulfide

KAMMEL ROLAND8 citations67

GOTZELMANN KG INDUSTRIEBWASSER

1 patent
US4144148AMar 13, 1979

Method and apparatus for treating metal containing waste waters

GOTZELMANN KG INDUSTRIEBWASSER2 citations55