BR8005598A - Processo para desintegracao oxidativa de minerios contendo cromo - Google Patents

Processo para desintegracao oxidativa de minerios contendo cromo

Info

Publication number: BR8005598A
Authority: BR; Brazil
Prior art keywords: chrome; containing ores; oxidative disintegration; disintegration; oxidative
Prior art date: 1979-09-04

Application number

BR8005598A

Other languages

English (en)

Inventor

J Rademachers

I Pflugmacher

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.)

1979-09-04

Filing date

1980-09-03

Publication date

1981-03-17

1980-09-03 Application filed by Bayer Ag filed Critical Bayer Ag

1981-03-17 Publication of BR8005598A publication Critical patent/BR8005598A/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture And Refinement Of Metals (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

BR8005598A 1979-09-04 1980-09-03 Processo para desintegracao oxidativa de minerios contendo cromo BR8005598A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2935718A DE2935718C2 (de)	1979-09-04	1979-09-04	Verfahren zum oxidativen Aufschluß von chromhaltigen Erzen

Publications (1)

Publication Number	Publication Date
BR8005598A true BR8005598A (pt)	1981-03-17

Family

ID=6080034

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8005598A BR8005598A (pt)	1979-09-04	1980-09-03	Processo para desintegracao oxidativa de minerios contendo cromo

Country Status (8)

Country	Link
US (1)	US4355006A (pt)
EP (1)	EP0027868B1 (pt)
JP (1)	JPS5637222A (pt)
AR (1)	AR224651A1 (pt)
BR (1)	BR8005598A (pt)
DE (2)	DE2935718C2 (pt)
ES (1)	ES494726A0 (pt)
ZA (1)	ZA805440B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4236202C2 (de) *	1992-10-27	1994-07-21	Bayer Ag	Verfahren zur rückstandsarmen und hochauszehrenden Erzeugung von Natriumdichromat
JP4929959B2 (ja) *	2006-10-05	2012-05-09	日本電気株式会社	電子機器
EP3763837A1 (de) *	2019-07-09	2021-01-13	Brother Group (Hong Kong) Limited	Formgebung von chromerzprozess-rückständen

Family Cites Families (15)

* 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
US1948143A (en) *	1932-03-30	1934-02-20	Mutual Chemical Company	Manufacture of chromates
US1964719A (en) *	1932-07-13	1934-07-03	Little Inc A	Method of producing chromates
US2199929A (en) *	1938-02-09	1940-05-07	Imp Paper And Color Corp	Manufacture of soluble alkali chromates
GB507362A (en) *	1938-03-29	1939-06-14	Walter Hene	Improvements in and relating to the treatment of chromium ores
US2394793A (en) *	1944-08-07	1946-02-12	Pacific Bridge Company	Preparation of ores for alkaline roast
DE1016940B (de) *	1954-02-02	1957-10-03	Bayer Ag	Aufschluss von chromoxydhaltigen Stoffen
US3816094A (en) *	1972-03-09	1974-06-11	Allied Chem	Method for the conversion of chromite ore to sodium chromate
US3816095A (en) *	1972-03-09	1974-06-11	Allied Chem	Method for recovering chromium values from chromite ore
JPS5025884A (pt) *	1973-07-10	1975-03-18
DE2426915A1 (de) *	1974-06-04	1976-01-02	Allied Chem	Verfahren zur herstellung von natriumchromat
DE2542054C2 (de) *	1975-09-20	1982-02-25	Bayer Ag, 5090 Leverkusen	Verfahren zum Aufschluß von Chromerzen
DE2607131C2 (de) *	1976-02-21	1983-11-24	Bayer Ag, 5090 Leverkusen	Verfahren zum Aufschluß von Chromerzen
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

1979
- 1979-09-04 DE DE2935718A patent/DE2935718C2/de not_active Expired
1980
- 1980-08-25 DE DE8080105035T patent/DE3063141D1/de not_active Expired
- 1980-08-25 EP EP19800105035 patent/EP0027868B1/de not_active Expired
- 1980-08-27 US US06/181,551 patent/US4355006A/en not_active Expired - Lifetime
- 1980-09-02 JP JP12071780A patent/JPS5637222A/ja active Granted
- 1980-09-02 AR AR28239180A patent/AR224651A1/es active
- 1980-09-03 ES ES494726A patent/ES494726A0/es active Granted
- 1980-09-03 BR BR8005598A patent/BR8005598A/pt unknown
- 1980-09-03 ZA ZA00805440A patent/ZA805440B/xx unknown

Also Published As

Publication number	Publication date
ZA805440B (en)	1981-09-30
JPS5637222A (en)	1981-04-10
US4355006A (en)	1982-10-19
JPH0341410B2 (pt)	1991-06-24
AR224651A1 (es)	1981-12-30
DE2935718C2 (de)	1982-08-12
DE3063141D1 (en)	1983-06-16
DE2935718A1 (de)	1981-03-12
EP0027868B1 (de)	1983-05-11
ES8105399A1 (es)	1981-05-16
ES494726A0 (es)	1981-05-16
EP0027868A1 (de)	1981-05-06

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