BR8705658A - Processo melhorado para curtimento ao cromo de couros - Google Patents

Processo melhorado para curtimento ao cromo de couros

Info

Publication number
BR8705658A
BR8705658A BR8705658A BR8705658A BR8705658A BR 8705658 A BR8705658 A BR 8705658A BR 8705658 A BR8705658 A BR 8705658A BR 8705658 A BR8705658 A BR 8705658A BR 8705658 A BR8705658 A BR 8705658A
Authority
BR
Brazil
Prior art keywords
leather
chrome
improved process
improved
leather chrome
Prior art date
Application number
BR8705658A
Other languages
English (en)
Inventor
Max May
Original Assignee
Roehm Gmbh
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 Roehm Gmbh filed Critical Roehm Gmbh
Publication of BR8705658A publication Critical patent/BR8705658A/pt

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
    • C14C3/06—Mineral tanning using chromium compounds

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)
BR8705658A 1986-10-23 1987-10-22 Processo melhorado para curtimento ao cromo de couros BR8705658A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863636002 DE3636002A1 (de) 1986-10-23 1986-10-23 Verbessertes verfahren zur chromgerbung von bloessen

Publications (1)

Publication Number Publication Date
BR8705658A true BR8705658A (pt) 1988-05-31

Family

ID=6312265

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8705658A BR8705658A (pt) 1986-10-23 1987-10-22 Processo melhorado para curtimento ao cromo de couros

Country Status (5)

Country Link
BR (1) BR8705658A (pt)
DE (1) DE3636002A1 (pt)
ES (1) ES2007122A6 (pt)
IT (1) IT1211414B (pt)
ZA (1) ZA877945B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3726796A1 (de) * 1987-08-12 1989-02-23 Bayer Ag Verfahren zur hochauszehrenden chromgerbung
FR2721619B1 (fr) * 1994-06-22 1996-08-23 Toulouse Inst Nat Polytech Produit de masquage pour sels métalliques à propriétés tannantes tels que sels de chrome, et procédé de tannage de peaux en milieu aqueux.
WO2012153203A1 (en) * 2011-05-10 2012-11-15 Council Of Scientific & Industrial Research Chrome tanning process for leather making reusing exhaust chrome liquor

Also Published As

Publication number Publication date
IT8767882A0 (it) 1987-10-22
ES2007122A6 (es) 1989-06-01
DE3636002A1 (de) 1988-04-28
ZA877945B (en) 1988-04-26
IT1211414B (it) 1989-10-18

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 22/10/2002