CH352788A
(en )
1961-03-15
Apparatus for drawing glass fibers
FI41101C
(en )
1969-08-11
Method for pyrolysis of cellulose from waste liquor
FI32306A
(en )
1962-01-10
Method and apparatus for separating and purifying sulfur dioxide from sulphite cellulose digestion and waste solution
CH379256A
(en )
1964-06-30
Process for the production of semi-chemical sulphite pulp
CH366013A
(en )
1962-11-30
Process for the production of lignin and carbohydrates from sulphite waste liquor and wood hydrolysates
FI44518C
(en )
1971-11-10
Method and apparatus for recovering soda and sulfur dioxide from sodium sulphite-based cellulose soup waste solution
AT259355B
(en )
1968-01-10
Method for converting cellulosic material into cellulose pulp
FR1190668A
(en )
1959-10-14
Method and apparatus for the production of creped yarn
FR1277371A
(en )
1961-12-01
Process and apparatus for the manufacture of pulp from sawmill waste
CA515968A
(en )
1955-08-23
Methods of and apparatus for extracting heat and so2 from sulphite waste lye containing so2
CH326184A
(en )
1957-12-15
Process for the continuous digestion of fibrous materials into cellulose or semi-cellulose
CA596536A
(en )
1960-04-19
Process for removing sulfur dioxide from aqueous liquors
FR1123995A
(en )
1956-10-02
Process for recovering sulfur from sulphite waste liquors
FR1098316A
(en )
1955-07-22
Method for the digestion of substances containing cellulose
FI34337A
(en )
1964-07-10
Method and apparatus for making wood pulp
CH356470A
(en )
1961-08-31
Process for the treatment of sulphite waste liquor
AU238325B2
(en )
1959-12-24
Method and apparatus for recovering sulphur dioxide from incineration of sulphite liquor
FR1167882A
(en )
1958-12-02
Method and apparatus for the concentration of solutions
FI33048A
(en )
1963-01-10
Method for producing sulphite cellulose, and a suitable device for this
AT199985B
(en )
1958-10-10
Process and device for the production of SO2 from pulp digester exhaust gases
FI31708A
(en )
1961-03-10
Procedure and apparatus for removing cellulosic fibrous pulp from the upper end of a treatment vessel
FI32837A
(en )
1962-10-10
Method and apparatus for making twisted yarn
CA532965A
(en )
1956-11-13
Treatment of waste ammonium sulfite pulping liquors
CA532356A
(en )
1956-10-30
Method for purifying suspensions of fibrous material and a tubular hydro-extractor for carrying out this method
FI40854C
(en )
1969-06-10
Method and apparatus for removing odorous, sulfur-containing gases from the pulp and oil industry