FR516960A - Process for the recovery of tanning substances obtained from sulphite cellulose lye - Google Patents

Process for the recovery of tanning substances obtained from sulphite cellulose lye

Info

Publication number
FR516960A
FR516960A FR516960A FR516960DA FR516960A FR 516960 A FR516960 A FR 516960A FR 516960 A FR516960 A FR 516960A FR 516960D A FR516960D A FR 516960DA FR 516960 A FR516960 A FR 516960A
Authority
FR
France
Prior art keywords
recovery
substances obtained
sulphite cellulose
tanning substances
cellulose lye
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
FR516960A
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.)
Deutsch Koloniale Gerb & Farbs
Original Assignee
Deutsch Koloniale Gerb & Farbs
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 Deutsch Koloniale Gerb & Farbs filed Critical Deutsch Koloniale Gerb & Farbs
Application granted granted Critical
Publication of FR516960A publication Critical patent/FR516960A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/24—Chemical tanning by organic agents using lignin derivatives, e.g. sulfate liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR516960A 1917-08-22 1918-08-17 Process for the recovery of tanning substances obtained from sulphite cellulose lye Expired FR516960A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE516960X 1917-08-22

Publications (1)

Publication Number Publication Date
FR516960A true FR516960A (en) 1921-04-28

Family

ID=6549411

Family Applications (1)

Application Number Title Priority Date Filing Date
FR516960A Expired FR516960A (en) 1917-08-22 1918-08-17 Process for the recovery of tanning substances obtained from sulphite cellulose lye

Country Status (1)

Country Link
FR (1) FR516960A (en)

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