(19)
(11) EP 0 215 911 A1

(12)

(43) Date of publication:
01.04.1987 Bulletin 1987/14

(21) Application number: 86902174.0

(22) Date of filing: 13.03.1986
(51) International Patent Classification (IPC): 
B01D 53/ 14( . )
 C01B 17/ 16( . )
(86) International application number:
PCT/US1986/000527
(87) International publication number:
WO 1986/005474 (25.09.1986 Gazette 1986/21)
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 14.03.1985 US 19850711680

(71) Applicant: THE RALPH M. PARSONS COMPANY
Pasadena, CA 91124 (US)

(72) Inventor:
  • RIESENFELD, Fred, Charles
    Laguna Hill, CA 92653 (US)

   


(54) SELECTIVE ABSORPTION OF HYDROGENE SULFIDE FROM GASES WHICH ALSO CONTAIN CARBON DIOXIDE