Hermann Dr. Dreher | Researchain

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Archive | 1984

Continuous removal of the catalyst from polyphenylene ethers

Rosemarie Dipl Ing Berger; Hermann Dr. Dreher; Juergen Dr. Hambrecht; Eduard Heil; Rudi Wilhelm Reffert; Johann Dr. Swoboda; Adolf Dr. Echte; Peter Dr. Siebel

Archive | 1983

Process for avoiding an explosive gas phase in gas-liquid reactions

Hans H. Dr. Schuster; Hermann Dr. Dreher; Jürgen Dr. Hambrecht

Archive | 1983

Avoiding an explosive gas phase in gas/liquid reactions

Hans H. Schuster; Hermann Dr. Dreher; Juergen Dr. Hambrecht

Archive | 1986

PROCESS FOR REMOVING THE CATALYST FROM POLY(PHENYLENE ETHERS)

Rudi Wilhelm Reffert; Juergen Dr. Hambrecht; Adolf Dr. Echte; Hans H. Dr. Schuster; Hermann Dr. Dreher

Archive | 1984

Process for removing catalysts from polyphenylene ethers

Rosemarie Dipl Ing Berger; Hermann Dr. Dreher; Juergen Dr. Hambrecht; Eduard Heil; Rudi Wilhelm Reffert; Johann Dr. Swoboda; Adolf Dr. Echte; Peter Dr. Siebel

Archive | 1985

Preparation of polyphenylene ethers, and an apparatus for this purpose

Hermann Dr. Brandt; Hermann Dr. Fischer; Hermann Dr. Dreher; Eduard Heil; Juergen Dr. Hambrecht; Herbert Naarmann; Adolf Dr. Echte; Hermann Gausepohl; Peter Dr. Siebel; Johann Dr. Swoboda; Gerd Schwoebel; Albert Nikles

Archive | 1989

Process for the recovery of amine and metal compounds in the preparation of polyphenylene ether.

Konrad Dr. Mitulla; Juergen Dr. Hambrecht; Siegfried Marquardt; Hermann Dr. Brandt; Burghard Dr. Schmitt; Hermann Gausepohl; Peter Dr. Siebel; Hermann Dr. Dreher

Archive | 1991