Inventor

DE HAAS HANS

4 patents

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

MANNESMANN AG

2 patents

US3975186AAug 17, 1976

Method of making iron powder

MANNESMANN AG21 citations76

US4213777AJul 22, 1980

Making iron powder having fiber-like particles

MANNESMANN AG7 citations67

KLOECKNER STAHL GMBH

2 patents

US5286008AFeb 15, 1994

System for inerting a casting vessel used for transporting molten metal

KLOECKNER STAHL GMBH6 citations54

US5246485ASep 21, 1993

Method and apparatus for preventing fume production when transporting molten metal from a metallurgical vessel to casting vessels

KLOECKNER STAHL GMBH0 citations33