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ES2039855T3 - ENZYMATIC DESULFURATION OF COAL. - Google Patents

ENZYMATIC DESULFURATION OF COAL.

Info

Publication number
ES2039855T3
ES2039855T3 ES198989304725T ES89304725T ES2039855T3 ES 2039855 T3 ES2039855 T3 ES 2039855T3 ES 198989304725 T ES198989304725 T ES 198989304725T ES 89304725 T ES89304725 T ES 89304725T ES 2039855 T3 ES2039855 T3 ES 2039855T3
Authority
ES
Spain
Prior art keywords
coal
desulfuration
enzymatic
sulfates
treatment
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES198989304725T
Other languages
Spanish (es)
Inventor
William M. Menger
Ernest E. Kern
Debra J. Trantolo
Donald L. Wise
David A. Odelson
Anthony S. Sinskey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Houston Industries Inc
Original Assignee
Houston Industries Inc
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 Houston Industries Inc filed Critical Houston Industries Inc
Application granted granted Critical
Publication of ES2039855T3 publication Critical patent/ES2039855T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L9/00—Treating solid fuels to improve their combustion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)

Abstract

Coal is desulfurized by treatment with a hydrolase to convert organic sulfur moieties in the coal matrix to sulfates, and by treatment with a sulfatase to cleave the sulfates.
ES198989304725T 1989-05-10 1989-05-10 ENZYMATIC DESULFURATION OF COAL. Expired - Lifetime ES2039855T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89304725A EP0396832B1 (en) 1989-05-10 1989-05-10 Enzymatic coal desulfurization

Publications (1)

Publication Number Publication Date
ES2039855T3 true ES2039855T3 (en) 1993-10-01

Family

ID=8202677

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198989304725T Expired - Lifetime ES2039855T3 (en) 1989-05-10 1989-05-10 ENZYMATIC DESULFURATION OF COAL.

Country Status (5)

Country Link
EP (1) EP0396832B1 (en)
AT (1) ATE86290T1 (en)
DE (1) DE68905180T2 (en)
ES (1) ES2039855T3 (en)
GR (1) GR3008006T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5358870A (en) * 1990-02-28 1994-10-25 Institute Of Gas Technology Microemulsion process for direct biocatalytic desulfurization of organosulfur molecules
US5356813A (en) * 1992-04-30 1994-10-18 Energy Biosystems Corporation Process for the desulfurization and the desalting of a fossil fuel

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2641564A (en) * 1948-03-31 1953-06-09 Texaco Development Corp Process of removing sulfur from petroleum hydrocarbons and apparatus
US4808535A (en) * 1986-08-05 1989-02-28 Atlantic Research Corporation Acinetobacter species and its use in removing organic sulfur compounds

Also Published As

Publication number Publication date
GR3008006T3 (en) 1993-08-31
DE68905180D1 (en) 1993-04-08
ATE86290T1 (en) 1993-03-15
DE68905180T2 (en) 1993-08-05
EP0396832A1 (en) 1990-11-14
EP0396832B1 (en) 1993-03-03

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