Inventor

RUFFERT GERHARD

DE4 patents

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

BAYER AG

2 patents

US7118653B2Oct 10, 2006

Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column

BAYER AG41 citations90

US5149890ASep 22, 1992

Process for the isolation of pure dinitrotoluenes

BAYER AG1 citations46

RUFFERT GERHARD

1 patent

US8277615B2Oct 2, 2012

Method for the distillative purification of slow-evaporating fluids

RUFFERT GERHARD12 citations70

KEGGENHOFF BERTHOLD

1 patent

US10143987B2Dec 4, 2018

Method for dividing fluid streams

KEGGENHOFF BERTHOLD0 citations40