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Dive into the research topics where Helmut Thumm is active.

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Featured researches published by Helmut Thumm.


Archive | 1982

Pulper for producing paper pulp suspensions

Helmut Thumm; Theodor Bahr; Herbert Ortner


Archive | 1991

MEANS FOR REMOVING WIRES FROM BALES IN PARTICULAR WASTE PAPER BALES

Helmut Thumm


Archive | 1984

Method and device for emptying suspension from a pulper

Theodor Bahr; Helmut Thumm; Walter Musselmann


Archive | 1990

Device for removing wire from bales, especially bales of waste paper

Helmut Thumm


Archive | 1979

Process and a grinding stone for preparing mechanical wood pulp

Karl-Heinz Schmoller; Theodor Bahr; Ernst Bottger; Hans-Otto Henrich; Helmut Thumm; Heinz Beck


Archive | 1981

Waste paper disintegrating, sorting and fiber recovery apparatus

Fritz Peroutka; Helmut Thumm; Theodor Bahr; Walter Stricker


Archive | 1984

METHOD FOR THE ELIMINATION OF PULPERS

Theodor Bahr; Helmut Thumm


Archive | 1986

Method for emptying suspension for a pulper

Theodor Bahr; Helmut Thumm; Walter Musselmann


Archive | 1984

Pulp grinder with liquid retention

Richard Suttinger; Ernst Bottger; Hans Henrich; Theodor Bahr; Helmut Thumm


Archive | 1979

Wood pulper with constant wood feed

Helmut Thumm

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