CA698700A - Liquid-liquid extraction recovery of chromate and dichromate values using amine extractants - Google Patents

Liquid-liquid extraction recovery of chromate and dichromate values using amine extractants

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Publication number
CA698700A
CA698700A CA698700A CA698700DA CA698700A CA 698700 A CA698700 A CA 698700A CA 698700 A CA698700 A CA 698700A CA 698700D A CA698700D A CA 698700DA CA 698700 A CA698700 A CA 698700A
Authority
CA
Canada
Prior art keywords
liquid
dichromate
chromate
values
extraction recovery
Prior art date
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
CA698700A
Inventor
W. Agers Donnell
E. House Joe
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.)
General Mills Inc
Original Assignee
General Mills Inc
Publication date
Application granted granted Critical
Publication of CA698700A publication Critical patent/CA698700A/en
Expired legal-status Critical Current

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CA698700A Liquid-liquid extraction recovery of chromate and dichromate values using amine extractants Expired CA698700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA698700T

Publications (1)

Publication Number Publication Date
CA698700A true CA698700A (en) 1964-11-24

Family

ID=36008965

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CA698700A Expired CA698700A (en) Liquid-liquid extraction recovery of chromate and dichromate values using amine extractants

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CA (1) CA698700A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531262A (en) * 1968-02-23 1970-09-29 Control Data Corp Treatment of used chromic acid etching solutions by extraction with acetone
US3856917A (en) * 1972-04-14 1974-12-24 Ugine Kuhlmann Process for treating residual solutions containing hexavalent chromium compounds
US4144145A (en) * 1976-04-15 1979-03-13 Solex Research Corporation Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities
US4230677A (en) * 1978-11-30 1980-10-28 Union Carbide Corporation Recovery of Cr2 O3 from a chromium bearing solution
US4741893A (en) * 1984-03-19 1988-05-03 Solex Research Corporation Of Japan Process for producing fluorides of metals

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531262A (en) * 1968-02-23 1970-09-29 Control Data Corp Treatment of used chromic acid etching solutions by extraction with acetone
US3856917A (en) * 1972-04-14 1974-12-24 Ugine Kuhlmann Process for treating residual solutions containing hexavalent chromium compounds
US4144145A (en) * 1976-04-15 1979-03-13 Solex Research Corporation Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities
US4349514A (en) * 1976-04-15 1982-09-14 Solex Research Corporation Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities
US4230677A (en) * 1978-11-30 1980-10-28 Union Carbide Corporation Recovery of Cr2 O3 from a chromium bearing solution
US4741893A (en) * 1984-03-19 1988-05-03 Solex Research Corporation Of Japan Process for producing fluorides of metals

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