DK31278A - Fremgangsmaade til forbedring af kul - Google Patents

Fremgangsmaade til forbedring af kul

Info

Publication number
DK31278A
DK31278A DK31278A DK31278A DK31278A DK 31278 A DK31278 A DK 31278A DK 31278 A DK31278 A DK 31278A DK 31278 A DK31278 A DK 31278A DK 31278 A DK31278 A DK 31278A
Authority
DK
Denmark
Prior art keywords
improvement procedure
coal
coal improvement
procedure
improvement
Prior art date
Application number
DK31278A
Other languages
English (en)
Inventor
J K Kindig
R L Turner
Original Assignee
Hazen Research
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
Priority claimed from US05/761,307 external-priority patent/US4120665A/en
Priority claimed from US05/767,659 external-priority patent/US4098584A/en
Application filed by Hazen Research filed Critical Hazen Research
Publication of DK31278A publication Critical patent/DK31278A/da

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 OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L9/00—Treating solid fuels to improve their combustion
    • C10L9/02—Treating solid fuels to improve their combustion by chemical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • 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 OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L9/00—Treating solid fuels to improve their combustion
    • C10L9/10—Treating solid fuels to improve their combustion by using additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DK31278A 1977-01-21 1978-01-20 Fremgangsmaade til forbedring af kul DK31278A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/761,307 US4120665A (en) 1977-01-21 1977-01-21 Process for improving coal
US05/767,659 US4098584A (en) 1977-02-10 1977-02-10 Removal of impurities from coal

Publications (1)

Publication Number Publication Date
DK31278A true DK31278A (da) 1978-07-22

Family

ID=27116964

Family Applications (2)

Application Number Title Priority Date Filing Date
DK31178A DK31178A (da) 1977-01-21 1978-01-20 Fremgangsmaade til forbedring af kul
DK31278A DK31278A (da) 1977-01-21 1978-01-20 Fremgangsmaade til forbedring af kul

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK31178A DK31178A (da) 1977-01-21 1978-01-20 Fremgangsmaade til forbedring af kul

Country Status (9)

Country Link
DD (1) DD140707A5 (da)
DE (1) DE2802482A1 (da)
DK (2) DK31178A (da)
ES (1) ES466215A1 (da)
FR (1) FR2378087A1 (da)
IT (1) IT1092971B (da)
NL (1) NL7800727A (da)
PL (1) PL204136A1 (da)
SE (1) SE7800685L (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295345A1 (en) * 1987-06-18 1988-12-21 Massachusetts Institute Of Technology A method and apparatus for desulfurization of coal

Also Published As

Publication number Publication date
PL204136A1 (pl) 1978-11-06
FR2378087A1 (fr) 1978-08-18
NL7800727A (nl) 1978-07-25
ES466215A1 (es) 1978-10-01
DE2802482A1 (de) 1978-07-27
IT7819484A0 (it) 1978-01-20
SE7800685L (sv) 1978-07-22
DD140707A5 (de) 1980-03-26
IT1092971B (it) 1985-07-12
DK31178A (da) 1978-07-22

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