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1987-12-10
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1982-07-21
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1982-01-22
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1985-06-05
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1986-03-20
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1982-08-13
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1982-08-20
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1987-09-23
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1980-02-21
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1987-10-22
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1981-12-22
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1983-04-27
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1983-10-26
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1987-10-07
A method for removing hydrogen sulfide from a hydrogen sulfide-contaminated gas stream
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1982-05-27
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1983-02-09
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1982-04-03
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1982-04-16
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1982-10-06
Method of separating gas
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1982-12-01
Self-regulating process for removal of hydrogen sulfide from gases
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1983-04-27
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1984-04-24
Method of removing 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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1985-06-26
Process for removing hydrogen sulfide from gases
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1995-05-10
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