AR240483A1 - Un procedimiento de desulfuracion de hierros fundidos y mas particularmente, de los hierros fundidos productos en alto horno y destinados a la conversion de acero. - Google Patents

Un procedimiento de desulfuracion de hierros fundidos y mas particularmente, de los hierros fundidos productos en alto horno y destinados a la conversion de acero.

Info

Publication number
AR240483A1
AR240483A1 AR313664A AR31366489A AR240483A1 AR 240483 A1 AR240483 A1 AR 240483A1 AR 313664 A AR313664 A AR 313664A AR 31366489 A AR31366489 A AR 31366489A AR 240483 A1 AR240483 A1 AR 240483A1
Authority
AR
Argentina
Prior art keywords
cast irons
desulfuration
conversion
procedure
steel
Prior art date
Application number
AR313664A
Other languages
English (en)
Original Assignee
Affival
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 Affival filed Critical Affival
Application granted granted Critical
Publication of AR240483A1 publication Critical patent/AR240483A1/es

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
    • C14C3/28—Multi-step processes
    • 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
    • C14C1/00—Chemical treatment prior to tanning
    • C14C1/08—Deliming; Bating; Pickling; Degreasing
    • 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)
AR313664A 1988-04-27 1989-04-13 Un procedimiento de desulfuracion de hierros fundidos y mas particularmente, de los hierros fundidos productos en alto horno y destinados a la conversion de acero. AR240483A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3814220A DE3814220A1 (de) 1988-04-27 1988-04-27 Verfahren zur chromspargerbung

Publications (1)

Publication Number Publication Date
AR240483A1 true AR240483A1 (es) 1990-04-30

Family

ID=6353008

Family Applications (2)

Application Number Title Priority Date Filing Date
AR313664A AR240483A1 (es) 1988-04-27 1989-04-13 Un procedimiento de desulfuracion de hierros fundidos y mas particularmente, de los hierros fundidos productos en alto horno y destinados a la conversion de acero.
AR313762A AR240482A1 (es) 1988-04-27 1989-04-25 Procedimiento para el curtimiento economico al cromo.

Family Applications After (1)

Application Number Title Priority Date Filing Date
AR313762A AR240482A1 (es) 1988-04-27 1989-04-25 Procedimiento para el curtimiento economico al cromo.

Country Status (9)

Country Link
US (1) US4978361A (es)
EP (1) EP0339437A1 (es)
JP (1) JPH01315500A (es)
KR (1) KR900016474A (es)
AR (2) AR240483A1 (es)
AU (1) AU614055B2 (es)
BR (1) BR8901956A (es)
DE (1) DE3814220A1 (es)
PT (1) PT90355A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2686099B1 (fr) * 1992-01-14 1994-11-25 Hoechst France Application de sols de silice a l'obtention d'une peau dite blanc pickle stabilise ou blanc stabilise.
EP0583697A2 (de) * 1992-08-14 1994-02-23 Hoechst Aktiengesellschaft Verfahren zur Chromspar- und Chromfüllgerbung
DE4323123A1 (de) * 1993-07-10 1995-01-12 Hoechst Ag Verfahren zum Färben von Pelzfellen mit Oxidationsfarbstoffen
BR9603419A (pt) * 1996-07-31 1998-06-09 Set S A Extrativa Tanino De Ac Processo para curtimento de couro
TR200708916A1 (tr) * 2007-12-25 2009-07-21 Soda Sanay� A.�. Krom komplekslerinin dericilikte kullanılması.
EP2853604A1 (en) 2013-09-30 2015-04-01 Rhodia Poliamida E Especialidades Ltda Tanning process
EP2853605A1 (en) 2013-09-30 2015-04-01 Rhodia Poliamida E Especialidades Ltda Tanning process for obtaining leather
CN105567885B (zh) * 2016-01-26 2017-11-21 湖州长城皮业有限公司 一种无铬鞣猪皮二层鞋里革制备工艺
CN105543425B (zh) * 2016-01-26 2017-11-17 湖州长城皮业有限公司 一种无铬鞣山羊皮服装革制备工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR208085A1 (es) * 1974-05-18 1976-11-30 Bayer Ag Procedimiento de curtido al cromo
DE3516842A1 (de) * 1985-05-10 1986-11-13 Hoechst Ag, 6230 Frankfurt Verfahren zur chromspargerbung

Also Published As

Publication number Publication date
AR240482A1 (es) 1990-04-30
PT90355A (pt) 1989-11-10
EP0339437A1 (de) 1989-11-02
BR8901956A (pt) 1989-12-05
AU3335089A (en) 1989-11-02
AU614055B2 (en) 1991-08-15
DE3814220A1 (de) 1989-11-09
US4978361A (en) 1990-12-18
KR900016474A (ko) 1990-11-13
JPH01315500A (ja) 1989-12-20

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