Compositions – Co – s – negative element – or acid – bindant containing – Basis-iron containing
Patent
1991-09-18
1992-09-22
Kyle, Deborah L.
Compositions
Co, s, negative element, or acid, bindant containing
Basis-iron containing
252192, 423221, 423226, 423234, C01B 1704
Patent
active
051494604
ABSTRACT:
A process for removal of H.sub.2 S from gas streams is described, the process being characterized by use of a novel iron chelate treating solution containing a specified ferric to ferrous chelate ratio, aqueous ammonia, and thiosulfate ion.
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Derwent Publication 68536-RD211031 Priority Oct. 20, 1981, Published Nov. 10, 1981.
Blytas George C.
Diaz Zaida
Miller, deceased John J.
Miller, executor Wayne R.
Olson Donald C.
Fee Valerie
Kyle Deborah L.
Shell Oil Company
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