Title:
Process of making paper pulps
United States Patent 2591106


Inventors:
Manson, Sutherland Daniel
Application Number:
US76331847A
Publication Date:
04/01/1952
Filing Date:
07/24/1947
Assignee:
Lionel, Sutherland M.
Douglas, Sutherland G.
Primary Class:
Other Classes:
162/52, 162/55, 162/60, 162/82
International Classes:
D21B1/12
View Patent Images:
US Patent References:
2387429Glassine paper1945-10-23
2265622Method and apparatus for disintegrating fibrous materials1941-12-09
2190193Chemical wood-pulping process1940-02-13
2035994Fiber refining and refiner1936-03-31
2035447System of pulp preparation1936-03-31
2018937Paper pulp and method of making the same1935-10-29
2007024Chemical pulping process1935-07-02
1982130Chemical treatment process for pulp manufacture1934-11-27
1936697Paper manufacture1933-11-28
1896344Process of manufacturing wood pulp in multiple stages1933-02-07
1721376Method of manufacturing cellulose pulp1929-07-16
1052675N/A1913-02-11
0804313N/A1905-11-14
0151662N/A1874-06-02
Foreign References:
AU1734234A