ZA902626B - Process for the preparation of alkali metal dichromates and chromic acids by electrolysis - Google Patents

Process for the preparation of alkali metal dichromates and chromic acids by electrolysis

Info

Publication number: ZA902626B
Authority: ZA; South Africa
Prior art keywords: electrolysis; preparation; alkali metal; chromic acids; metal dichromates
Prior art date: 1989-04-06

Application number

ZA902626A

Other languages

English (en)

Inventor

Helmut Klotz

Klotz Helmut

Rainer Weber

Weber Rainer

Norbert Loenhoff

Loenhoff Norbert

Hans-Dieter Block

Block Hans-Dieter

Hans Dieter Pinter

Dieter Pinter Hans

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.)

1989-04-06

Filing date

1990-04-05

Publication date

1991-01-30

1990-04-05 Application filed by Bayer Ag filed Critical Bayer Ag

1991-01-30 Publication of ZA902626B publication Critical patent/ZA902626B/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/22—Inorganic acids
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/28—Per-compounds

Landscapes

Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

ZA902626A 1989-04-06 1990-04-05 Process for the preparation of alkali metal dichromates and chromic acids by electrolysis ZA902626B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3911065A DE3911065A1 (de)	1989-04-06	1989-04-06	Verfahren zur herstellung von alkalidichromaten und chromsaeuren durch elektrolyse

Publications (1)

Publication Number	Publication Date
ZA902626B true ZA902626B (en)	1991-01-30

Family

ID=6377951

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA902626A ZA902626B (en)	1989-04-06	1990-04-05	Process for the preparation of alkali metal dichromates and chromic acids by electrolysis

Country Status (15)

Country	Link
US (1)	US5127999A (es)
EP (1)	EP0391192B1 (es)
JP (1)	JP2904860B2 (es)
KR (1)	KR960016417B1 (es)
AR (1)	AR246559A1 (es)
BR (1)	BR9001593A (es)
CA (1)	CA2013782A1 (es)
DD (1)	DD298004A5 (es)
DE (2)	DE3911065A1 (es)
ES (1)	ES2075083T3 (es)
PL (1)	PL163448B1 (es)
RO (1)	RO108989B1 (es)
RU (1)	RU1806221C (es)
TR (1)	TR26262A (es)
ZA (1)	ZA902626B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6063252A (en) *	1997-08-08	2000-05-16	Raymond; John L.	Method and apparatus for enriching the chromium in a chromium plating bath
AUPP521298A0 (en) *	1998-08-12	1998-09-03	Life Therapeutics Limited	Purification of fibrinogen
AUPP790698A0 (en)	1998-12-23	1999-01-28	Life Therapeutics Limited	Separation of microorganisms
US20050224355A1 (en) *	1999-12-23	2005-10-13	Brendon Conlan	Removal of biological contaminants
AUPP790898A0 (en)	1998-12-23	1999-01-28	Life Therapeutics Limited	Renal dialysis
US7077942B1 (en) *	1999-12-23	2006-07-18	Gradipore Limited	Removal of biological contaminants
AUPQ691400A0 (en)	2000-04-14	2000-05-11	Life Therapeutics Limited	Separation of micromolecules
DE60140537D1 (de)	2000-04-18	2009-12-31	Gradipore Ltd	Trennung und behandlung von proben durch elektrophorese
AUPQ697300A0 (en)	2000-04-18	2000-05-11	Life Therapeutics Limited	Separation apparatus
US6923896B2 (en) *	2000-09-22	2005-08-02	The Texas A&M University System	Electrophoresis apparatus and method
EP1341596B1 (en) *	2000-10-06	2010-07-07	Arturus Capital Limited	Multi-port electrophoresis separation apparatus and corresponding method
AUPR222300A0 (en) *	2000-12-21	2001-01-25	Life Therapeutics Limited	Electrophoresis device and method
CN107587156B (zh) *	2017-09-07	2019-06-14	中国科学院青海盐湖研究所	利用铬铁制备铬酸酐的方法
CN113795602B (zh)	2019-05-10	2023-02-21	万腾荣公司	高强度的铜铍合金

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3305463A (en) *	1962-03-16	1967-02-21	Pittsburgh Plate Glass Co	Electrolytic production of dichromates
US4290864A (en) *	1979-05-29	1981-09-22	Diamond Shamrock Corporation	Chromic acid production process using a three-compartment cell
US4273628A (en) *	1979-05-29	1981-06-16	Diamond Shamrock Corp.	Production of chromic acid using two-compartment and three-compartment cells

1989
- 1989-04-06 DE DE3911065A patent/DE3911065A1/de not_active Withdrawn
1990
- 1990-03-15 RO RO144465A patent/RO108989B1/ro unknown
- 1990-03-16 TR TR90/0281A patent/TR26262A/xx unknown
- 1990-03-24 ES ES90105661T patent/ES2075083T3/es not_active Expired - Lifetime
- 1990-03-24 EP EP90105661A patent/EP0391192B1/de not_active Expired - Lifetime
- 1990-03-24 DE DE59009265T patent/DE59009265D1/de not_active Expired - Fee Related
- 1990-04-02 JP JP2085086A patent/JP2904860B2/ja not_active Expired - Lifetime
- 1990-04-03 KR KR1019900004549A patent/KR960016417B1/ko not_active IP Right Cessation
- 1990-04-04 DD DD90339430A patent/DD298004A5/de not_active IP Right Cessation
- 1990-04-04 RU SU904743501A patent/RU1806221C/ru active
- 1990-04-04 CA CA002013782A patent/CA2013782A1/en not_active Abandoned
- 1990-04-05 ZA ZA902626A patent/ZA902626B/xx unknown
- 1990-04-05 PL PL90284642A patent/PL163448B1/pl unknown
- 1990-04-05 BR BR909001593A patent/BR9001593A/pt active Search and Examination
- 1990-04-06 AR AR90316581A patent/AR246559A1/es active
1991
- 1991-06-10 US US07/713,625 patent/US5127999A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
TR26262A (tr)	1995-02-15
EP0391192A3 (de)	1991-12-11
CA2013782A1 (en)	1990-10-06
US5127999A (en)	1992-07-07
BR9001593A (pt)	1991-05-07
DE59009265D1 (de)	1995-07-27
RU1806221C (ru)	1993-03-30
EP0391192A2 (de)	1990-10-10
ES2075083T3 (es)	1995-10-01
JPH02285084A (ja)	1990-11-22
AR246559A1 (es)	1994-08-31
RO108989B1 (ro)	1994-10-31
PL163448B1 (pl)	1994-03-31
KR960016417B1 (ko)	1996-12-11
DD298004A5 (de)	1992-01-30
EP0391192B1 (de)	1995-06-21
JP2904860B2 (ja)	1999-06-14
KR900016501A (ko)	1990-11-13
DE3911065A1 (de)	1990-10-11

Similar Documents

Publication	Publication Date	Title
HU904413D0 (en)	1992-01-28	Process for the production of polypeptides
EP0306077A3 (en)	1990-02-07	Process for the production of multilayer coated hard metal parts
EP0441235A3 (en)	1992-02-26	Process for the continuous preparation of imidoperoxycarbonic acids
ZA902626B (en)	1991-01-30	Process for the preparation of alkali metal dichromates and chromic acids by electrolysis
AU1383488A (en)	1988-10-06	Process for the electrolytic production of metals
ZA909392B (en)	1991-09-25	Process for the preparation of alkali metal silicates
GB9008415D0 (en)	1990-06-13	Process for the direct reduction of metal oxides
GB8811391D0 (en)	1988-06-15	Process for continuous electrodeposition of chromium metal & chromium oxide on metal surfaces
EP0431373A3 (en)	1992-09-02	Processes for producing 5-fluorbenzoic acids and their intermediates
HUT50888A (en)	1990-03-28	Process for electrolytic metal colouring of anodizated aluminium surfaces
ZA901196B (en)	1990-11-28	Dimensionally stable anodes and their use in the preparation of alkali metal dichromates and chromic acid
ZA9010064B (en)	1991-10-30	Process for the preparation of chromic acid
HUT54690A (en)	1991-03-28	Process for producing oxophtalazinyl-acetic acid derivatives and intermediates
HU903161D0 (en)	1990-10-28	Process for the production of cakes and cakes of different shapes
ZA906979B (en)	1991-06-26	Process for the preparation of alkali metal salts of ethercarboxylic acids
AU1383188A (en)	1988-10-06	Process for the electrolytic production of metals
GB8926164D0 (en)	1990-01-10	Process for the production of refractory composite article
AR242995A1 (es)	1993-06-30	Procedimiento para la obtencion de dicromatos alcalinos y acido cromico.
ZA896499B (en)	1990-05-30	Processes for the preparation of alkali metal dichromates and chromic acid
EP0356803A3 (en)	1990-03-28	Process for the preparation of an electrolyte for obtaining alkali metal bichromates and chromic acid
ZA9010060B (en)	1991-10-30	Process for the preparation of chromic acid
ZA896500B (en)	1990-05-30	Processes for the preparation of alkali metal dichromates and chromic acid
HUT57634A (en)	1991-12-30	Process for producing (s)-cyanhydrines by the application of asymmetric induction catalyzer
GB8914996D0 (en)	1989-08-23	An improved process for the spray forming of metals
EP0356802A3 (en)	1990-05-16	Electrochemical process for the production of chromic acid