ES396400A1 - Procedimiento para tratar productos quimicos que contienen cromo. - Google Patents

Procedimiento para tratar productos quimicos que contienen cromo.

Info

Publication number: ES396400A1
Authority: ES; Spain
Prior art keywords: values; alkali metal; bichromate; chrome; chrome ore
Prior art date: 1970-10-19
Legal status (The legal status 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 status listed.): Expired

Application number

ES396400A

Other languages

English (en)

Spanish (es)

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Honeywell International Inc

Original Assignee

Allied Chemical Corp

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.)

1970-10-19

Filing date

1971-10-16

Publication date

1975-01-16

1971-10-16 Application filed by Allied Chemical Corp filed Critical Allied Chemical Corp

1975-01-16 Publication of ES396400A1 publication Critical patent/ES396400A1/es

Status Expired legal-status Critical Current

Links

VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title abstract 6
238000000034 method Methods 0.000 title abstract 2
239000000126 substance Substances 0.000 title abstract 2
238000004519 manufacturing process Methods 0.000 title 1
229910052783 alkali metal Inorganic materials 0.000 abstract 4
-1 alkali metal chromates Chemical class 0.000 abstract 4
KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 abstract 3
AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 abstract 3
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 abstract 2
239000000203 mixture Substances 0.000 abstract 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
239000007864 aqueous solution Substances 0.000 abstract 1
230000015572 biosynthetic process Effects 0.000 abstract 1
229910052804 chromium Inorganic materials 0.000 abstract 1
239000011651 chromium Substances 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
239000000243 solution Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- 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)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

ES396400A 1970-10-19 1971-10-16 Procedimiento para tratar productos quimicos que contienen cromo. Expired ES396400A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US8202470A	1970-10-19	1970-10-19

Publications (1)

Publication Number	Publication Date
ES396400A1 true ES396400A1 (es)	1975-01-16

Family

ID=22168555

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES396400A Expired ES396400A1 (es)	1970-10-19	1971-10-16	Procedimiento para tratar productos quimicos que contienen cromo.

Country Status (7)

Country	Link
US (1)	US3715425A (2)
JP (1)	JPS558455B1 (2)
CA (1)	CA956435A (2)
DE (1)	DE2151323A1 (2)
ES (1)	ES396400A1 (2)
GB (3)	GB1363288A (2)
IT (1)	IT943422B (2)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1442415A (en) *	1973-12-07	1976-07-14	British Chrome Chemicals Ltd	Sodium sulphate compositions and their production
DE3815240A1 (de) *	1988-05-05	1989-11-16	Bayer Ag	Verfahren zur herstellung von na-dichromat
CN110436522A (zh) *	2019-09-02	2019-11-12	宝武集团环境资源科技有限公司	一种含铬污泥的资源化处理方法
CN117263357B (zh) *	2023-09-18	2024-11-15	重庆理工大学	一种无钙焙烧铬渣、资源化应用及制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1924710A (en) *	1930-08-14	1933-08-29	Bozel Maletra Prod Chimiques	Process for the manufacture of dichromates
US2639216A (en) *	1949-02-11	1953-05-19	Diamond Alkali Co	Removal of halide ions from chromate liquors
US2839359A (en) *	1953-08-21	1958-06-17	Diamond Alkali Co	Process for treating chromiumbearing ores
US3137541A (en) *	1960-04-28	1964-06-16	Diamond Alkali Co	Process for the purification of alkali metal bichromate
DE1205508B (de) *	1962-05-17	1965-11-25	Bayer Ag	Verfahren zur Herstellung von konzentrierten Natriumbichromatloesungen
US3406008A (en) *	1967-05-02	1968-10-15	Pittsburgh Plate Glass Co	Method of purifying alkali metal chromate or dichromate aqueous solutions

1970
- 1970-10-19 US US00082024A patent/US3715425A/en not_active Expired - Lifetime
1971
- 1971-10-15 CA CA125,236A patent/CA956435A/en not_active Expired
- 1971-10-15 DE DE19712151323 patent/DE2151323A1/de not_active Ceased
- 1971-10-16 ES ES396400A patent/ES396400A1/es not_active Expired
- 1971-10-19 IT IT70424/71A patent/IT943422B/it active
- 1971-10-19 GB GB4257172A patent/GB1363288A/en not_active Expired
- 1971-10-19 JP JP8281271A patent/JPS558455B1/ja active Pending
- 1971-10-19 GB GB4257272A patent/GB1363289A/en not_active Expired
- 1971-10-19 GB GB4864771A patent/GB1363287A/en not_active Expired

Also Published As

Publication number	Publication date
US3715425A (en)	1973-02-06
IT943422B (it)	1973-04-02
GB1363288A (en)	1974-08-14
GB1363287A (en)	1974-08-14
CA956435A (en)	1974-10-22
DE2151323A1 (de)	1972-04-20
JPS558455B1 (2)	1980-03-04
GB1363289A (en)	1974-08-14

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