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Title:
A PROCESS FOR THE RECOVERY OF HYDROCHLORIC ACID
Document Type and Number:
WIPO Patent Application WO/2010/064229
Kind Code:
A3
Abstract:
The Invention provides a process for the recovery of gaseous HCI comprising: a) providing an HCI-carrying extractant comprising: (i) an oil soluble amine which amine is substantially water insoluble both in free and in salt form; and (ii) a solvent for the amine and organic acid; b) contacting the HCI-carrying extractant with at least one non-volatile mineral acid, and c) stripping gaseous HCI, whereby HCI-depleted extractant and gaseous HCI are formed.

Inventors:
BANIEL, Avram (8 Emil Zola Street, Jerusalem, 93107, IL)
EYAL, Aharon (16 Levy Street, Jerusalem, 93629, IL)
JANSEN, Robert, P. (Avenida das Escolas, Lote 195 11 A, 2685-202 Portela LTS, PT)
Application Number:
IL2009/001091
Publication Date:
June 10, 2010
Filing Date:
November 19, 2009
Export Citation:
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Assignee:
HCL CLEANTECH LTD. (6 Calgale Haplada, Herzelia, 46733, IL)
BANIEL, Avram (8 Emil Zola Street, Jerusalem, 93107, IL)
EYAL, Aharon (16 Levy Street, Jerusalem, 93629, IL)
JANSEN, Robert, P. (Avenida das Escolas, Lote 195 11 A, 2685-202 Portela LTS, PT)
International Classes:
B01D11/04; C01B7/07; C07G1/00; C12P7/10
Domestic Patent References:
WO2008111045A12008-09-18
Foreign References:
EP1889814A12008-02-20
US4291007A1981-09-22
US4115530A1978-09-19
Attorney, Agent or Firm:
WOLFF BREGMAN AND GOLLER (P.O. Box 1352, Jerusalem, 91013, IL)
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