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Archive | 1979

Wood pulp is produced from disintegrated tree trunks - by carrying out process at pressure and supplying water at above 100 degrees C

Thumm Helmut


Archive | 1984

VERFAHREN UND EINRICHTUNG ZUR ENTSORGUNG EINES STOFFLOESERS

Baehr Theodor; Thumm Helmut; Musselmann Walter


Archive | 1970

TWO PRESS GRINDER CONSTRUCTED FOR EASY WHEEL REPLACEMENT

Thumm Helmut; Schaich Willy


Archive | 1982

Apparatus for breaking open old paper and for sorting out fibres to be obtained from this for the production of paper, cardboard or paper board

Peroutka Fritz; Thumm Helmut; Baehr Theodor; Stricker Walter


Archive | 1976

VORRICHTUNG ZUM ABDICHTEN DER ROTORWELLE EINES STOFFLOESERS

Baehr Theodor Dipl Ing; Thumm Helmut


Archive | 1980

APPAREIL ET PROCEDE DE DISSOLUTION ET DILUTION POUR LA FABRICATION DE SUSPENSIONS DE PATE A PAPIER

Thumm Helmut; Baehr Theodor; Ortner Herbert


Archive | 1980

Paper pulp shredding mill - fed with water and air under pressure and at high temp., through porous coating

Schmoeller Karl-Heinz; Baehr Theodor; Boettger Ernst; Henrich Hans-Otto; Thumm Helmut; Beck Heinz


Archive | 1992

Recycled paper processing - includes taking part of material from charge from dissolving to sorting stages to be sorted while the dissolving stage is recharged

Schweiss Peter; Thumm Helmut


Archive | 1982

INSTALLATION POUR DISSOUDRE LES VIEUX PAPIERS POUR EN EXTRAIRE DES FIBRES UTILES POUR LA FABRICATION DE PAPIER, CARTON, OU CARTON-PATE

Peroutka Fritz; Thumm Helmut; Baehr Theodor; Stricker Walter


Archive | 1981

VORRICHTUNG ZUR HERSTELLUNG VON HOLZSCHLIFF.

Baehr Theodor; Henrich Hans-Otto; Thumm Helmut

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