IT1273657B - Metodo per rimuovere e recuperare cromo trivalente da acque reflue - Google Patents

Metodo per rimuovere e recuperare cromo trivalente da acque reflue

Info

Publication number
IT1273657B
IT1273657B ITMI941512A ITMI941512A IT1273657B IT 1273657 B IT1273657 B IT 1273657B IT MI941512 A ITMI941512 A IT MI941512A IT MI941512 A ITMI941512 A IT MI941512A IT 1273657 B IT1273657 B IT 1273657B
Authority
IT
Italy
Prior art keywords
trivalent chromium
wastewater
recovering
lies
chromium
Prior art date
Application number
ITMI941512A
Other languages
English (en)
Inventor
Giovanni Tiravanti
Domenico Petruzzelli
Roberto Passino
Mario Santori
Original Assignee
Consiglio Nazionale Ricerche
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 Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Priority to ITMI941512A priority Critical patent/IT1273657B/it
Publication of ITMI941512A0 publication Critical patent/ITMI941512A0/it
Publication of ITMI941512A1 publication Critical patent/ITMI941512A1/it
Application granted granted Critical
Publication of IT1273657B publication Critical patent/IT1273657B/it

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  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Ion Exchange (AREA)

Abstract

Metodo per rimuovere e ricuperare il cromo da una soluzione acquosa acida contenente cromo trivalente ed eventuali altri metalli, caratterizzato che la rimozione del cromo trivalente da detta soluzione viene effettuato ponendo a contatto detta soluzione con una miscela di resine scambiatrici di ioni comprendente almeno una resina cationica il cui Pka è compreso fra 3 e 7 ed almeno una resina anionica il cui pKa è compreso fra 8 e 12.
ITMI941512A 1994-07-20 1994-07-20 Metodo per rimuovere e recuperare cromo trivalente da acque reflue IT1273657B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITMI941512A IT1273657B (it) 1994-07-20 1994-07-20 Metodo per rimuovere e recuperare cromo trivalente da acque reflue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI941512A IT1273657B (it) 1994-07-20 1994-07-20 Metodo per rimuovere e recuperare cromo trivalente da acque reflue

Publications (3)

Publication Number Publication Date
ITMI941512A0 ITMI941512A0 (it) 1994-07-20
ITMI941512A1 ITMI941512A1 (it) 1996-01-20
IT1273657B true IT1273657B (it) 1997-07-09

Family

ID=11369313

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI941512A IT1273657B (it) 1994-07-20 1994-07-20 Metodo per rimuovere e recuperare cromo trivalente da acque reflue

Country Status (1)

Country Link
IT (1) IT1273657B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2609470C1 (ru) * 2015-08-17 2017-02-02 Лидия Алексеевна Воропанова Очистка сточных вод от ионов хрома кожевенных, травильных и гальванических производств

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2609470C1 (ru) * 2015-08-17 2017-02-02 Лидия Алексеевна Воропанова Очистка сточных вод от ионов хрома кожевенных, травильных и гальванических производств

Also Published As

Publication number Publication date
ITMI941512A0 (it) 1994-07-20
ITMI941512A1 (it) 1996-01-20

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