FR884791A - Process for purifying soda lye which contains hemicelluloses in colloidal solution - Google Patents

Process for purifying soda lye which contains hemicelluloses in colloidal solution

Info

Publication number
FR884791A
FR884791A FR884791DA FR884791A FR 884791 A FR884791 A FR 884791A FR 884791D A FR884791D A FR 884791DA FR 884791 A FR884791 A FR 884791A
Authority
FR
France
Prior art keywords
purifying
colloidal solution
soda lye
hemicelluloses
contains hemicelluloses
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Phrix Arbeitsgemeinschaft
Original Assignee
Phrix Arbeitsgemeinschaft
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Phrix Arbeitsgemeinschaft filed Critical Phrix Arbeitsgemeinschaft
Application granted granted Critical
Publication of FR884791A publication Critical patent/FR884791A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
FR884791D 1940-04-08 1942-03-28 Process for purifying soda lye which contains hemicelluloses in colloidal solution Expired FR884791A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE884791X 1940-04-08

Publications (1)

Publication Number Publication Date
FR884791A true FR884791A (en) 1943-08-26

Family

ID=1556313

Family Applications (1)

Application Number Title Priority Date Filing Date
FR884791D Expired FR884791A (en) 1940-04-08 1942-03-28 Process for purifying soda lye which contains hemicelluloses in colloidal solution

Country Status (1)

Country Link
FR (1) FR884791A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719075A (en) * 1952-01-21 1955-09-27 Allied Chem & Dye Corp Purification of alkali metal sulfite liquors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719075A (en) * 1952-01-21 1955-09-27 Allied Chem & Dye Corp Purification of alkali metal sulfite liquors

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