CH393902A - Process for the selective adsorption of lignosulphonic acid from the sulphite waste liquor - Google Patents

Process for the selective adsorption of lignosulphonic acid from the sulphite waste liquor

Info

Publication number: CH393902A
Authority: CH; Switzerland
Prior art keywords: waste liquor; selective adsorption; sulphite waste; lignosulphonic acid; lignosulphonic
Prior art date: 1959-10-03

Application number

CH1056660A

Other languages

German (de)

Inventor

Jantzen Leif

Rich H Westergaard

Stranger-Johannessen Per

Original Assignee

Christiania Portland Cementfab

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.)

1959-10-03

Filing date

1960-09-19

Publication date

1965-06-15

1960-09-19 Application filed by Christiania Portland Cementfab filed Critical Christiania Portland Cementfab

1965-06-15 Publication of CH393902A publication Critical patent/CH393902A/en

Links

239000002253 acid Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
238000001179 sorption measurement Methods 0.000 title 1
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 title 1
239000002699 waste material Substances 0.000 title 1

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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/014—Ion-exchange processes in general; Apparatus therefor in which the adsorbent properties of the ion-exchanger are involved, e.g. recovery of proteins or other high-molecular compounds

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Detergent Compositions (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

CH1056660A 1959-10-03 1960-09-19 Process for the selective adsorption of lignosulphonic acid from the sulphite waste liquor CH393902A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NO13331059		1959-10-03

Publications (1)

Publication Number	Publication Date
CH393902A true CH393902A (en)	1965-06-15

Family

ID=19908489

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
CH361709D CH361709A (en)	1959-10-03	1957-09-12	Process for separating lignosulfonic acids from aqueous liquids containing them
CH1056660A CH393902A (en)	1959-10-03	1960-09-19	Process for the selective adsorption of lignosulphonic acid from the sulphite waste liquor

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
CH361709D CH361709A (en)	1959-10-03	1957-09-12	Process for separating lignosulfonic acids from aqueous liquids containing them

Country Status (2)

Country	Link
CH (2)	CH361709A (en)
ES (1)	ES261226A1 (en)

1957
- 1957-09-12 CH CH361709D patent/CH361709A/en unknown
1960
- 1960-09-19 CH CH1056660A patent/CH393902A/en unknown
- 1960-09-23 ES ES0261226A patent/ES261226A1/en not_active Expired

Also Published As

Publication number	Publication date
CH361709A (en)	1962-04-30
ES261226A1 (en)	1960-12-16

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