CH313780A
(en )
1956-05-15
Method and apparatus for the production of pulp from lignocellulosic material
AT175704B
(en )
1953-08-10
Process for impregnating fibrous materials
AT183417B
(en )
1955-10-10
Process for the digestion of lignin and lignin-containing material
AT189196B
(en )
1957-03-11
Process for the digestion of lignin and lignin-containing material
AT184581B
(en )
1956-02-10
Process for the digestion of lignin and lignin-containing material
CH328087A
(en )
1958-02-28
Process for preserving natural and synthetic rubbers
AT187790B
(en )
1956-11-26
Process for the digestion of sulphite waste liquor
AT182109B
(en )
1955-05-25
Process for pre-refining and dephosphorising pig iron
AT175783B
(en )
1953-08-10
Method and apparatus for the continuous cooking of cellulosic material
AT193844B
(en )
1957-12-10
Process for the briquetting of crushed ores, fuel-ore mixtures and fuels
CH326184A
(en )
1957-12-15
Process for the continuous digestion of fibrous materials into cellulose or semi-cellulose
CH382546A
(en )
1964-09-30
Method and device for cooking lignocellulose-containing material, in particular for the production of paper pulp
AT186227B
(en )
1956-07-25
Process for making fiber materials water-repellent and preparations suitable therefor
AT186973B
(en )
1956-10-10
Process for bleaching lignified and unwooded cellulose fiber material
AT177043B
(en )
1953-12-28
Method and device for crushing hard material
CH386823A
(en )
1965-01-15
Process for the production of native lignin and hemicellulose
AT191804B
(en )
1957-09-25
Process for the construction of penstocks and penstocks produced afterwards
AT172633B
(en )
1952-09-25
Process for filtering mashes and organic solid-liquid mixtures of similar consistency
FR1089936A
(en )
1955-03-24
Process for the dissolution of lignin and lignin-containing material
CH361604A
(en )
1962-04-30
Process for the machine production of structural units and device for performing this process
IE21481L
(en )
1952-08-07
Treatment of fibrous material
AT188310B
(en )
1957-01-10
Device for the treatment of fibrous material structures to be passed through a treatment medium
CA480757A
(en )
1952-01-29
Treatment of lignin material
AT187789B
(en )
1956-11-26
Process for the alkaline digestion of stem-shaped fiber raw materials with simultaneous mechanical defibration while avoiding comminution
AT187076B
(en )
1956-10-10
Process for the combined de-ghosting and evaporation of fermented sulphite waste liquor