Inventor

LEHNER PETER

US17 patents

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

LEHNER PETER

COVESTRO DEUTSCHLAND AG

Method for preparing diisocyanates in the gas phase

Method and a system for separating and treating impurities from a hydrogen chloride liquid mixture

Aniline purification process

BAYER MATERIALSCIENCE AG

Process for preparing aniline

Process for the production of aromatic amines by heterogeneously catalysed hydrogenation

SOMMER KNUT

Process for producing aromatic amines

Process for the purification of aromatic amines

LEIGH FIBERS INC

Filament cutting machine system

Fiber cutter

MERKEL MICHAEL

Process for preparing aromatic amines

Catalyst and method for producing aromatic amines in the gas phase

BAYER IP GMBH

Process for the preparation of isocyanates

Process for the purification of aniline from gas phase hydrogenations

LEIGH TEXTILE COMPANY

Cutting hard fibrous material

COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG

Process for the distillation of isocyanates

BAYER MATERIALSCIENCE LLC

Process for removing compounds containing phenolic hydroxy groups from aromatic amines

LEHNER PETER

Process for purifying aniline from gas phase hydrogenations