Number | Name | Date | Kind |
---|---|---|---|
2720265 | Tracht | Oct 1955 | |
3972692 | Machado et al. | Aug 1976 | |
4089653 | Ward | May 1978 | |
4115514 | Ward | Sep 1978 | |
4130403 | Cooley et al. | Dec 1978 | |
4230463 | Henis et al. | Oct 1980 | |
4318716 | Doerges et al. | Mar 1982 | |
4343777 | Dannhorn et al. | Aug 1982 | |
4372925 | Cornelisse | Feb 1983 |
Entry |
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Sigmund et al., "The HS Process: An Advanced Process for Selective H.sub.2 S Removal", Gas Processors Association 60th Annual Convention, Mar. 25, 1981, San Antonio, Texas. |
Goddin, "Comparison of Processes for Treating Gases with High CO.sub.2 Content", Gas Processors Association 61st Annual Convention, Mar. 15-17, Dallas, Texas. |
"Hindered Amines Boost Scrubber Absorbency", Chemical and Engineering News, Sep. 7, 1981, pp. 58 and 59. |