IT8521032A0 - SULFOLANE RECOVERY. - Google Patents

SULFOLANE RECOVERY.

Info

Publication number
IT8521032A0
IT8521032A0 IT8521032A IT2103285A IT8521032A0 IT 8521032 A0 IT8521032 A0 IT 8521032A0 IT 8521032 A IT8521032 A IT 8521032A IT 2103285 A IT2103285 A IT 2103285A IT 8521032 A0 IT8521032 A0 IT 8521032A0
Authority
IT
Italy
Prior art keywords
sulfolane
recovery
sulfolane recovery
Prior art date
Application number
IT8521032A
Other languages
Italian (it)
Other versions
IT1186729B (en
Inventor
Glen Francis Crum
Stephen Craig Mchaney
Original Assignee
El Paso Products Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by El Paso Products Co filed Critical El Paso Products Co
Publication of IT8521032A0 publication Critical patent/IT8521032A0/en
Application granted granted Critical
Publication of IT1186729B publication Critical patent/IT1186729B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/46—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings substituted on the ring sulfur atom
    • C07D333/48—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings substituted on the ring sulfur atom by oxygen atoms
IT21032/85A 1984-08-31 1985-06-05 SULFOLAN RECOVERY IT1186729B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64626884A 1984-08-31 1984-08-31

Publications (2)

Publication Number Publication Date
IT8521032A0 true IT8521032A0 (en) 1985-06-05
IT1186729B IT1186729B (en) 1987-12-16

Family

ID=24592408

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21032/85A IT1186729B (en) 1984-08-31 1985-06-05 SULFOLAN RECOVERY

Country Status (6)

Country Link
JP (1) JPS6160624A (en)
CA (1) CA1236469A (en)
DE (1) DE3530753A1 (en)
FR (1) FR2569695A1 (en)
GB (1) GB2163741B (en)
IT (1) IT1186729B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6429330U (en) * 1987-08-13 1989-02-21
US4820849A (en) * 1987-12-30 1989-04-11 Shell Oil Company Process for reducing corrosive impurities in sulfolane used for extracting aromatic hydrocarbons
US4861447A (en) * 1988-05-27 1989-08-29 Shell Oil Company Process for reducing corrosive impurities in sulfolane used for extracting aromatic hydrocarbons
EP0412214B1 (en) * 1989-08-07 1994-04-13 Indian Petrochemicals Corporation Limited Purifying sulfolane
US5053137A (en) * 1989-08-21 1991-10-01 Indian Petrochemicals Corporation Limited Process for the purification or regeneration of contaminated or spent process sulfolane
DE4423959C2 (en) 1993-07-08 2001-07-12 Canon Kk Image recording or reading device
US8524046B2 (en) 2010-03-30 2013-09-03 Uop Llc Distillation column pressure control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1054534A (en) *
GB1051089A (en) *
FR1345883A (en) * 1962-12-27 1963-12-13 Shell Int Research Purification process for sulfolane and its homologues
US3352765A (en) * 1964-12-21 1967-11-14 Phillips Petroleum Co Extractive distillation of sulfolane with an isoparaffing hydrocarbon entrainer
US3396090A (en) * 1966-06-29 1968-08-06 Universal Oil Prod Co Recovery of sulfolane by distillation with pre-vaporization
GB1134582A (en) * 1967-04-06 1968-11-27 Shell Int Research A process for the removal of corrosive contaminants from sulfolane-type solvents

Also Published As

Publication number Publication date
GB2163741B (en) 1987-12-02
CA1236469A (en) 1988-05-10
DE3530753A1 (en) 1986-03-13
GB8510896D0 (en) 1985-06-05
IT1186729B (en) 1987-12-16
GB2163741A (en) 1986-03-05
JPS6160624A (en) 1986-03-28
FR2569695A1 (en) 1986-03-07

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