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1983-12-14
Removing carbon oxysulphide from gas streams
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1984-07-05
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1982-01-19
Method and apparatus for separating gas
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1984-10-31
Method for removal of sulfur compounds from a gas stream
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1984-10-03
Method for purifying a gas mixture
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1987-09-23
Process for removing hydrogen sulfide from gas mixtures
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1987-10-22
Process for the selective removal of hydrogen sulfide from gaseous stream
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1984-09-27
Process for removing hydrogen cyanide from gaseous streams
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1984-04-19
A process for removing co from a gas stream
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1983-10-26
Method for removing hydrogen sulfide from gas streams
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1983-04-27
Process for the removal of hydrogen sulphide from gas mixtures
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1987-10-07
A method for removing hydrogen sulfide from a hydrogen sulfide-contaminated gas stream
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1982-08-25
Process for the removal of hydrogen sulphide from gas mixtures containing hydrocarbons
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1986-12-24
Removal of hydrogen sulphide from gas streams
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1982-08-25
Process for the removal of hydrogen sulphide from gas mixtures containing hydrocarbons
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1982-02-04
Regenerable method for selectively removing sulfur dioxide from effluent gas
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1984-01-18
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1985-12-19
Process for removing carbonyl sulfide from gaseous streams
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1987-06-29
Process for selective removing hydrogen sulfide from gas mixtures containing carbon dioxide too
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1981-10-28
Method for removing hydrogen sulfide from gas streams
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1982-12-01
Self-regulating process for removal of hydrogen sulfide from gases
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1983-04-27
Process for the removal of hydrogen sulphide from gas mixtures
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1977-07-20
Method and apparatus for removing hydrogen sulfide and mercaptane from gas streams
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1985-06-26
Process for removing hydrogen sulfide from gases
ZA818538B
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1982-11-24
Equipment and process for purifying a gas stream