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GB495638A - Improvements in the manufacture and production of iron-tanned leather - Google Patents

Improvements in the manufacture and production of iron-tanned leather

Info

Publication number
GB495638A
GB495638A GB9742/37A GB974237A GB495638A GB 495638 A GB495638 A GB 495638A GB 9742/37 A GB9742/37 A GB 9742/37A GB 974237 A GB974237 A GB 974237A GB 495638 A GB495638 A GB 495638A
Authority
GB
United Kingdom
Prior art keywords
iron
acids
complex
salts
hexa
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
GB9742/37A
Other languages
English (en)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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
Priority to DE1937I0057506 priority Critical patent/DE694566C/de
Application filed by IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Priority to GB9742/37A priority patent/GB495638A/en
Priority to FR835115D priority patent/FR835115A/fr
Priority to BE426997D priority patent/BE426997A/fr
Priority to US196905A priority patent/US2178102A/en
Publication of GB495638A publication Critical patent/GB495638A/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
    • C14C3/04—Mineral tanning

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
GB9742/37A 1937-03-22 1937-04-06 Improvements in the manufacture and production of iron-tanned leather Expired GB495638A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE1937I0057506 DE694566C (de) 1937-03-22 1937-03-23 Herstellung von Leder
GB9742/37A GB495638A (en) 1937-03-22 1937-04-06 Improvements in the manufacture and production of iron-tanned leather
FR835115D FR835115A (fr) 1937-03-22 1938-03-11 Procédé pour préparer le cuir tanné au fer
BE426997D BE426997A (fr) 1937-03-22 1938-03-16 Procede pour preparer le cuir tanne au fer
US196905A US2178102A (en) 1937-03-22 1938-03-19 Iron-tanned leather and process of making same

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE426997X 1937-03-22
DE835115X 1937-03-22
DE2178102X 1937-03-22
DE1937I0057506 DE694566C (de) 1937-03-22 1937-03-23 Herstellung von Leder
GB9742/37A GB495638A (en) 1937-03-22 1937-04-06 Improvements in the manufacture and production of iron-tanned leather

Publications (1)

Publication Number Publication Date
GB495638A true GB495638A (en) 1938-11-07

Family

ID=60293657

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9742/37A Expired GB495638A (en) 1937-03-22 1937-04-06 Improvements in the manufacture and production of iron-tanned leather

Country Status (5)

Country Link
US (1) US2178102A (fr)
BE (1) BE426997A (fr)
DE (1) DE694566C (fr)
FR (1) FR835115A (fr)
GB (1) GB495638A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE941681C (de) * 1953-01-29 1956-04-19 Bayer Ag Gerbmittel in fester oder pulveriger Form

Also Published As

Publication number Publication date
FR835115A (fr) 1938-12-13
BE426997A (fr) 1935-04-30
US2178102A (en) 1939-10-31
DE694566C (de) 1940-08-03

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