IT1269994B - Metodo per la fabbricazione di cromati alcalini da minerale di cromo - Google Patents

Metodo per la fabbricazione di cromati alcalini da minerale di cromo

Info

Publication number
IT1269994B
IT1269994B ITMI941921A ITMI941921A IT1269994B IT 1269994 B IT1269994 B IT 1269994B IT MI941921 A ITMI941921 A IT MI941921A IT MI941921 A ITMI941921 A IT MI941921A IT 1269994 B IT1269994 B IT 1269994B
Authority
IT
Italy
Prior art keywords
manufacture
chrome mineral
alkaline chromates
chromates
alkaline
Prior art date
Application number
ITMI941921A
Other languages
English (en)
Inventor
Uwe Arndt
Michael Batz
Rainer Bellinghausen
Hans-Dieter Block
Heinrich Helker
Norbert Lonhoff
Hans-Heinrich Moretto
Hans-George Nieder-Vahrenholz
Hans Rinkes
Bernhard Spreckelmeyer
Rainer Weber
Original Assignee
Bayer 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
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of ITMI941921A0 publication Critical patent/ITMI941921A0/it
Publication of ITMI941921A1 publication Critical patent/ITMI941921A1/it
Application granted granted Critical
Publication of IT1269994B publication Critical patent/IT1269994B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/14—Chromates; Bichromates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
ITMI941921A 1993-09-30 1994-09-22 Metodo per la fabbricazione di cromati alcalini da minerale di cromo IT1269994B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4333350 1993-09-30

Publications (3)

Publication Number Publication Date
ITMI941921A0 ITMI941921A0 (it) 1994-09-22
ITMI941921A1 ITMI941921A1 (it) 1996-03-22
IT1269994B true IT1269994B (it) 1997-04-16

Family

ID=6499081

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI941921A IT1269994B (it) 1993-09-30 1994-09-22 Metodo per la fabbricazione di cromati alcalini da minerale di cromo

Country Status (11)

Country Link
US (1) US5505918A (it)
JP (1) JPH07172838A (it)
KR (1) KR950008365A (it)
CN (1) CN1052461C (it)
GB (1) GB2282368B (it)
IT (1) IT1269994B (it)
PL (1) PL305219A1 (it)
RO (1) RO111443B1 (it)
RU (1) RU2119455C1 (it)
TR (1) TR28126A (it)
ZA (1) ZA947603B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2349552C2 (ru) * 2003-01-20 2009-03-20 Общество с ограниченной ответственностью "Управляющая компания "Проммаштехнология" (ООО "Управляющая компания "Проммаштехнология") Способ получения хромата щелочного металла
CN103121717B (zh) * 2013-02-05 2015-03-11 湖北理工学院 一种混炼铬铁矿和铬铁制备铬酸钠的方法及其装置
RU2555853C1 (ru) * 2013-12-03 2015-07-10 Открытое акционерное общество "Новотроицкий завод хромовых соединений" Способ получения монохромата натрия

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3095266A (en) * 1963-06-25 Production of sodium chromate from chromite ores
GB1041253A (en) * 1963-07-23 1966-09-01 Ass Chem Co Improvements relating to the preparation of chromium compounds
US3336102A (en) * 1966-12-16 1967-08-15 Pittsburgh Plate Glass Co Process of roasting chromite ore to produce sodium chromate
JPS4828280B1 (it) * 1970-08-31 1973-08-30
JPS4838817A (it) * 1971-09-22 1973-06-07
US4162295A (en) * 1977-11-14 1979-07-24 Allied Chemical Corporation Method for production of alkali metal chromates from chrome ores
US4244925A (en) * 1979-07-20 1981-01-13 Allied Chemical Corporation Method for production of alkali metal chromates from chrome ores
IT1239958B (it) * 1990-05-09 1993-11-27 Stoppani Luigi Spa Procedimento ed impianto per la preparazione di cromati alcalini da minerali di cromo

Also Published As

Publication number Publication date
RU2119455C1 (ru) 1998-09-27
JPH07172838A (ja) 1995-07-11
RO111443B1 (ro) 1996-10-31
CN1052461C (zh) 2000-05-17
RU94035682A (ru) 1996-08-27
US5505918A (en) 1996-04-09
KR950008365A (ko) 1995-04-17
PL305219A1 (en) 1995-04-03
ITMI941921A1 (it) 1996-03-22
GB2282368B (en) 1997-01-22
ITMI941921A0 (it) 1994-09-22
CN1109026A (zh) 1995-09-27
ZA947603B (en) 1995-05-16
GB9419537D0 (en) 1994-11-16
GB2282368A (en) 1995-04-05
TR28126A (tr) 1995-12-27

Similar Documents

Publication Publication Date Title
DE69511050D1 (de) Verfahren zur Herstellung von Doppelmetalloxidpulvern
GB2239261B (en) Process for the direct reduction of metal oxides
KR0166397B1 (ko) 트랜지스터 및 그 제조방법
FI960392L (fi) Immunomääritys kollageenin tai kollageenifragmenttien osoittamiseksi
GB2292707B (en) Production of metal containers
IT1269992B (it) Processo per la fabbricazione di cromati alcalini da minerale di cromo
ZA965574B (en) Plant for the manufacture of steel strip
GR3034294T3 (en) Process for the purification of glycoproteins like erythropoietin
FI946084L (fi) Menetelmä alkalimetallihydroksidin valmistamiseksi
ITMI941921A0 (it) Metodo per la fabbricazione di cromati alcalini da minerale di cromo
GB2270308B (en) Precipitation process for potassium sulphate
ZA956461B (en) Method for determining the position of a radar target
ITMI941285A0 (it) Processo per la solubilizzazione ossidante alcalina di minerale di cromo
GB9301086D0 (en) Process for the manufacture of collagen
GB2302054B (en) Production of metal strip
ITMI931615A0 (it) Sistema per la fabbricazione di parti brillanti di alluminio
GB9514028D0 (en) Novel group ivb metal compounds
FR2726372B1 (fr) Objectif pour la representation finale d'un objet
PL297404A1 (en) Method of simultaneously forming several different metals
EE9400460A (et) Meetod tooriku valmistamiseks
HUT68883A (en) Method for forming armour of vehicles
HUT73570A (en) Method for making of coalbricks
GB9315664D0 (en) Process for the synthesis of w-hydroxy acids
GB2279592B (en) Manufacture of coating metal parts
GB9502394D0 (en) Process for the production of dioxanes

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970926