ZA756494B - Improvements in and relating to the gas extraction of coal - Google Patents

Improvements in and relating to the gas extraction of coal

Info

Publication number
ZA756494B
ZA756494B ZA00756494A ZA756494A ZA756494B ZA 756494 B ZA756494 B ZA 756494B ZA 00756494 A ZA00756494 A ZA 00756494A ZA 756494 A ZA756494 A ZA 756494A ZA 756494 B ZA756494 B ZA 756494B
Authority
ZA
South Africa
Prior art keywords
coal
relating
gas extraction
extraction
gas
Prior art date
Application number
ZA00756494A
Other languages
English (en)
Inventor
D Urquhart
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of ZA756494B publication Critical patent/ZA756494B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
    • C10G1/006—Combinations of processes provided in groups C10G1/02 - C10G1/08
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S208/00—Mineral oils: processes and products
    • Y10S208/951—Solid feed treatment with a gas other than air, hydrogen or steam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S208/00—Mineral oils: processes and products
    • Y10S208/952—Solid feed treatment under supercritical conditions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
ZA00756494A 1974-11-19 1975-10-14 Improvements in and relating to the gas extraction of coal ZA756494B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB50122/74A GB1490078A (en) 1974-11-19 1974-11-19 Gas extraction of coal

Publications (1)

Publication Number Publication Date
ZA756494B true ZA756494B (en) 1976-09-29

Family

ID=10454736

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00756494A ZA756494B (en) 1974-11-19 1975-10-14 Improvements in and relating to the gas extraction of coal

Country Status (8)

Country Link
US (1) US4028220A (fr)
JP (1) JPS5827836B2 (fr)
BE (1) BE834582A (fr)
DE (1) DE2549624C2 (fr)
FR (1) FR2292031A1 (fr)
GB (1) GB1490078A (fr)
NL (1) NL7513525A (fr)
ZA (1) ZA756494B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089773A (en) * 1976-12-01 1978-05-16 Mobil Oil Corporation Liquefaction of solid carbonaceous materials
DE2654635B2 (de) * 1976-12-02 1979-07-12 Ludwig Dr. 6703 Limburgerhof Raichle Verfahren zur kontinuierlichen Herstellung von Kohlenwasserstoffölen aus Kohle durch spaltende Druckhydrierung
GB2130599B (en) * 1982-11-19 1986-09-10 Coal Ind Method for extracting caking coals
ZA84930B (en) * 1983-02-22 1984-09-26 Hri Inc Coal liquefaction process using supercritical vapo extraction of liquid fractions to remove particulate solids
US4514574A (en) * 1984-01-09 1985-04-30 The Dow Chemical Company Process for separating isomeric mixtures
US4610776A (en) * 1984-06-29 1986-09-09 Uop Inc. Coal liquefaction process
US4594459A (en) * 1985-03-25 1986-06-10 The Dow Chemical Company Preparation of p-isopropenyl phenol and related compounds
GB8513077D0 (en) * 1985-05-23 1985-06-26 British Petroleum Co Plc Obtaining liquid products from solid carbonaceous materials
US5151173A (en) * 1989-12-21 1992-09-29 Exxon Research And Engineering Company Conversion of coal with promoted carbon monoxide pretreatment
US5071540A (en) * 1989-12-21 1991-12-10 Exxon Research & Engineering Company Coal hydroconversion process comprising solvent extraction and combined hydroconversion and upgrading
US5026475A (en) * 1989-12-21 1991-06-25 Exxon Research & Engineering Company Coal hydroconversion process comprising solvent extraction (OP-3472)
US5336395A (en) * 1989-12-21 1994-08-09 Exxon Research And Engineering Company Liquefaction of coal with aqueous carbon monoxide pretreatment
CA2143404C (fr) * 1994-03-09 1999-05-04 Michael Siskin Methode pour eliminer les heteroatomes en milieu reducteur, dans de l'eau sous des conditions supercritiques

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL31421C (fr) * 1927-07-13
US3598718A (en) * 1969-08-18 1971-08-10 Universal Oil Prod Co Solvent extraction of coal
US3607716A (en) * 1970-01-09 1971-09-21 Kerr Mc Gee Chem Corp Fractionation of coal liquefaction products in a mixture of heavy and light organic solvents
US3607717A (en) * 1970-01-09 1971-09-21 Kerr Mc Gee Chem Corp Fractionating coal liquefaction products with light organic solvents
US3642607A (en) * 1970-08-12 1972-02-15 Sun Oil Co Coal dissolution process
US3819506A (en) * 1971-09-16 1974-06-25 Sun Research Development Coal dissolving process
US3808119A (en) * 1972-10-12 1974-04-30 Pittsburgh Midway Coal Mining Process for refining carbonaceous fuels
DE2305738A1 (de) * 1973-02-06 1974-08-08 Texaco Development Corp Verfahren zur herstellung von gasfoermigem oder fluessigem brenn- oder treibstoff durch hydrieren von kohle oder kohlehaltigen brennstoffen
US3850738A (en) * 1973-12-06 1974-11-26 Bechtel Int Corp Bituminous coal liquefaction process

Also Published As

Publication number Publication date
US4028220A (en) 1977-06-07
DE2549624C2 (de) 1987-04-16
JPS5827836B2 (ja) 1983-06-11
NL7513525A (nl) 1976-05-21
GB1490078A (en) 1977-10-26
FR2292031A1 (fr) 1976-06-18
DE2549624A1 (de) 1976-05-20
JPS5173502A (fr) 1976-06-25
FR2292031B1 (fr) 1981-09-18
BE834582A (fr) 1976-02-16
AU8579175A (en) 1977-04-21

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