ABSORBENT COMPOSITION FOR THE SELECTIVE ABSORTPTION OF HYDROGEN SULFIDE AND PROCESS OF USE THEREOF

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United States of America Patent

APP PUB NO 20150093314A1
SERIAL NO

14402414

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An absorbent composition that is useful in the selective removal of hydrogen sulfide relative to carbon dioxide from gaseous mixtures that comprise both hydrogen sulfide and carbon dioxide and the use thereof. The absorbent composition includes an aqueous solvent that comprises an amine mixture, comprising an amination reaction product of tert-butylamine and a polydispersed polyethylene glycol mixture, and water with a concentration of an added strong acid to inhibit phase separation of the aqueous solvent. The operation of certain gas absorption processes can be improved by the use of the absorbent composition.

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Patent Owner(s)

Patent OwnerAddress
SHELL OIL COMPANYA CORP OF DE HOUSTON TX 77001
HUNTSMAN PETROCHEMICAL LLC10003 WOODLOCH FOREST DRIVE THE WOODLANDS TX 77380

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Critchfield, James Edward Austin, US 4 11
Valenzela, Diego Patricio Amsterdam, NL 1 7
Wilson, Loren Clark Katy, US 3 10
Zhou, Jingjun The Woodlands, US 12 13

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  • 7 Citation Count
  • B01D Class
  • 15.53 % this patent is cited more than
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges37015313237647226131201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 90100 +010020030040050060070080090010001100120013001400150016001700

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