Inventor

DOERFEL HELMUT

4 patents

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

BASF AG

3 patents

US4049638ASep 20, 1977

Manufacture of polylactams with initial pressures above vapor pressures of starting materials

BASF AG52 citations90

US4277588AJul 7, 1981

Preparation of acetylene copolymers

BASF AG13 citations72

US4060517ANov 29, 1977

Continuous manufacture of polyamides

BASF AG13 citations68

DOERFEL HELMUT

1 patent

US4055547AOct 25, 1977

Removing odorous formaldehyde from stabilized shaped polyoxymethylenes

DOERFEL HELMUT0 citations43