FR627752A - Process for treating lye obtained in the manufacture of cellulose by cooking with a solution of sodium sulphite and sodium bisulphite - Google Patents

Process for treating lye obtained in the manufacture of cellulose by cooking with a solution of sodium sulphite and sodium bisulphite

Info

Publication number
FR627752A
FR627752A FR627752DA FR627752A FR 627752 A FR627752 A FR 627752A FR 627752D A FR627752D A FR 627752DA FR 627752 A FR627752 A FR 627752A
Authority
FR
France
Prior art keywords
sodium
cooking
cellulose
treating
manufacture
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)
Inventor
Erik Ludvig Rinman
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 filed Critical
Application granted granted Critical
Publication of FR627752A publication Critical patent/FR627752A/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
    • D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
FR627752D 1927-01-17 1927-01-17 Process for treating lye obtained in the manufacture of cellulose by cooking with a solution of sodium sulphite and sodium bisulphite Expired FR627752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR627752T 1927-01-17

Publications (1)

Publication Number Publication Date
FR627752A true FR627752A (en) 1927-10-12

Family

ID=8989233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR627752D Expired FR627752A (en) 1927-01-17 1927-01-17 Process for treating lye obtained in the manufacture of cellulose by cooking with a solution of sodium sulphite and sodium bisulphite

Country Status (1)

Country Link
FR (1) FR627752A (en)

Similar Documents

Publication Publication Date Title
FR704698A (en) Process for the disintegration of plant fibrous substances with a view to simultaneously obtaining cellulose and encrusting materials
FR627752A (en) Process for treating lye obtained in the manufacture of cellulose by cooking with a solution of sodium sulphite and sodium bisulphite
FR627691A (en) Process for regenerating cooking acid in the manufacture of sodium bisulfite cellulose
FR586796A (en) Solution for bleaching, and process for its manufacture
FR628775A (en) Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite
FR657770A (en) Cellulose production process
FR679914A (en) Process for manufacturing sulfite and sodium bisulfite solutions starting from alkaline mother liquors
FR623702A (en) Process for the production of cellulose practically free of lignin by treatment with sulphite
FR591878A (en) Process for the use of waste liquors obtained in the manufacture of cellulose by means of acid sodium sulphite
FR595518A (en) Process for the manufacture of cellulose by firing wood and other similar materials with bisulphite solutions
FR656385A (en) Glucose manufacturing process
FR673318A (en) Process for making softwoods suitable for the manufacture of sulphite pulp
FR653285A (en) Cellulose production process
FR801584A (en) Process for the manufacture of clear soaps using cellulose sulphite lye
FR835010A (en) Process for recovering sulfurous acid formed during the cooking of cellulose with sulphite
FR583506A (en) Process for manufacturing sulphite cellulose by treating pine wood
FR701783A (en) Process applicable to the cooking of sulphite cellulose
FR866616A (en) Process for the recovery of waste heat and / or useful substances originating, during the manufacture of cellulose, from sulphate or sulphite processes or other similar treatments
FR627884A (en) Process for the manufacture of sulfite cellulose
FR590992A (en) Manufacturing process of nitrated cellulose with wood pulp
FR801853A (en) Process for recovering the soda contained in the detergents, after treatment of the wood, with a view to obtaining cellulose pulp
FR607483A (en) Process for manufacturing chlorine and sulphate from alkali chlorides
FR750119A (en) Improvements to the chemical pulp manufacturing process
FR667591A (en) New manufacturing process for cellulose pulp
FR677370A (en) Manufacturing process for titanium white