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(11)    Patent No :    AP 2266   
(21)    Application No :    AP/P/2007/004123   
(22)    Filing Date :    13.02.2006   
(24)    Date of Grant &    01.08.2011   
           
(45)    Publication :

(30)  Priority Data       
(33) Country    (31) Number    (32) Date
EP    05075351.6    11.02.2005

(84)    Designated State

BW    GM    GH    KE    LS    MW  MZ   NA   SL
SD    SZ    T Z    UG    ZM    ZW

(73) Applicant(s)

NEDERLANDSE ORGANISATIE VOOR

TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK
TNO, Schoemakerstraat 97, NL- 2628 VK Delft,

The Netherlands

TECHNO INVENT INGENIEURSBUREAU VOOR

MILIEUTECHNIEK B. V., Mispelgaarde 12, NL-2723 BG
Zoetermeer,
(72) Inventors
The Netherlands

HAZEWINKEL Jacob Hendrik Obbo, The Netherlands

VAN GROENESTIJN Johannes Wouterus, The
Netherlands

MEESTERS Koen Peter Henri, The Netherlands

et al

(74) Representative

HONEY & BLANCKENBERG
 

(51)  International  Classification   B01D3/34 (2006.01)    C12P3/00 (2006.01)
B01D3/38 (2006.01)    C01B17/16 (2006.01)
C01B17/50 (2006.01)    C02F1/58 (2006.01)

(55)    Title

Process and apparatus for the production of sulphur oxides.

(57)    Abstract

The invention is directed to a process and apparatus for the removal of hydrogen sulphides from streams containing them, in particular from wastewater streams. According to the invention, hydrogen sulphide is stripped

from the process liquid by means of a vacuum stripper. The gas thus

(56)    Documents Cited :    DE 376 633 C    US 4 241 040 A    DE 43 143 A1

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