CH358322A
(en )
1961-11-15
Process for improving the wet strength of paper
GB755973A
(en )
1956-08-29
Improvements in or relating to the de-aerating and cleaning of paper pulp
AT183642B
(en )
1955-10-25
Method and device for the physical preparation of paper stock
AT248862B
(en )
1966-08-25
Process for the mass and surface sizing of paper
AT173954B
(en )
1953-02-10
Device for preparing a suspension of paper pulp or paper waste in water
CH280493A
(en )
1952-01-31
Process for making paper.
AT196231B
(en )
1958-03-10
Device for the preparation and defibration of paper pulp
AT185229B
(en )
1956-04-10
Method and device for the incineration of concentrated sulphite pulp liquors
AT176184B
(en )
1953-09-25
Process for the purification of waste water from the pulp, paper and cardboard industries
CH255633A
(en )
1948-06-30
Process for the deacidification of water.
AT184444B
(en )
1956-01-25
Device for defibering paper pulp
AT175548B
(en )
1953-07-25
Process for the neutralization of sulphite waste liquor
AT271181B
(en )
1969-05-27
Process for increasing the wet strength of paper
AT177729B
(en )
1954-02-25
Device for the clarification of waste water
AT169160B
(en )
1951-10-25
Device for dewatering pulp
CH287830A
(en )
1952-12-31
Device for drying a group of artificial threads.
CH249877A
(en )
1947-07-31
Process and device for the purification of waste water.
FR968470A
(en )
1950-11-28
Apparatus for the treatment of fibrous materials such as pulp and waste paper
AT177996B
(en )
1954-03-25
Process for the evaporation of waste liquors, in particular pulp waste liquors
AT183307B
(en )
1955-09-26
Process for making paper or cardboard from waste paper
AT193241B
(en )
1957-11-25
Device for the production of a waterproof and greaseproof paper
CH289382A
(en )
1953-03-15
Process for the production of chromo and art paper.
AT183646B
(en )
1955-10-25
Process for bleaching sulphate or sulphite pulp
AT181174B
(en )
1955-02-25
Process for the production of paper stock
AT258696B
(en )
1967-12-11
Process for the flotation processing of waste paper