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NZ226023A - Upgrading of coal by mineral removal to provide coal having reduced ash - Google Patents

Upgrading of coal by mineral removal to provide coal having reduced ash

Info

Publication number
NZ226023A
NZ226023A NZ226023A NZ22602388A NZ226023A NZ 226023 A NZ226023 A NZ 226023A NZ 226023 A NZ226023 A NZ 226023A NZ 22602388 A NZ22602388 A NZ 22602388A NZ 226023 A NZ226023 A NZ 226023A
Authority
NZ
New Zealand
Prior art keywords
mineral
process according
coal
compound
carbonaceous material
Prior art date
Application number
NZ226023A
Other languages
English (en)
Inventor
Keith Mcgregor Bowling
Allan Bruce Waugh
Original Assignee
Commw Scient Ind Res Org
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 Commw Scient Ind Res Org filed Critical Commw Scient Ind Res Org
Priority to NZ237406A priority Critical patent/NZ237406A/xx
Publication of NZ226023A publication Critical patent/NZ226023A/en

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
    • C10L9/02—Treating solid fuels to improve their combustion by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General 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)
  • Detergent Compositions (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
NZ226023A 1987-09-03 1988-09-02 Upgrading of coal by mineral removal to provide coal having reduced ash NZ226023A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NZ237406A NZ237406A (en) 1987-09-03 1988-09-02 Upgrading coal by mineral removal or modification

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPI412887 1987-09-03

Publications (1)

Publication Number Publication Date
NZ226023A true NZ226023A (en) 1991-04-26

Family

ID=3772428

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ226023A NZ226023A (en) 1987-09-03 1988-09-02 Upgrading of coal by mineral removal to provide coal having reduced ash

Country Status (11)

Country Link
EP (1) EP0377616B1 (da)
JP (1) JP2659132B2 (da)
KR (1) KR960014929B1 (da)
AU (1) AU616437B2 (da)
CA (1) CA1330770C (da)
DE (1) DE3889542D1 (da)
DK (1) DK54590A (da)
FI (1) FI901047A0 (da)
NZ (1) NZ226023A (da)
WO (1) WO1989001963A1 (da)
ZA (1) ZA886518B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU616211B2 (en) * 1987-03-09 1991-10-24 Upjohn Company, The Transgenic animal cells resistant to viral infection
AU2003273621B2 (en) * 2002-10-29 2008-02-07 Ucc Energy Pty Limited Process for demineralising coal
EP2475750B1 (en) * 2009-09-10 2021-03-10 Emmanouil Koukios Methodology for the removal of inorganic components from biomass of agro/forest/urban origin and from low-quality coal such as peat, lignite, sub-bituminous and bituminous coals
US10982163B2 (en) * 2011-12-21 2021-04-20 Imerys Usa, Inc. Mineral additive blend compositions and methods of use thereof
CN104774670B (zh) * 2015-03-24 2017-04-05 石家庄新华能源环保科技股份有限公司 一种无灰煤的生产方法和装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190902071A (en) * 1909-01-28 1909-11-11 William Clacher A Process for Purifying Most Forms of Carbon.
JPS53961B2 (da) * 1974-05-09 1978-01-13
US4105416A (en) * 1977-04-12 1978-08-08 Atlantic Richfield Company Process for removing sulfur from coal
NZ199964A (en) * 1981-03-13 1985-09-13 Hitachi Shipbuilding Eng Co A process for chemically removing ash from coal
US4560390A (en) * 1983-09-22 1985-12-24 Robert Bender Method of beneficiating coal
US4490238A (en) * 1984-04-16 1984-12-25 Exxon Research And Engineering Co. Process for beneficiating oil-shale
US4542704A (en) * 1984-12-14 1985-09-24 Aluminum Company Of America Three-stage process for burning fuel containing sulfur to reduce emission of particulates and sulfur-containing gases
US4753033A (en) * 1985-03-24 1988-06-28 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel from high calcium coal
US4705530A (en) * 1985-09-24 1987-11-10 Shell Oil Company Reduction of sodium in coal by water wash and ion exchange with a weak electrolyte
US4719092A (en) * 1985-10-04 1988-01-12 Fuel Tech, Inc. Reduction of nitrogen-based pollutants through the use of urea solutions containing oxygenated hydrocarbon solvents
US4741741A (en) * 1986-10-17 1988-05-03 The Standard Oil Company Chemical beneficiation of coal

Also Published As

Publication number Publication date
EP0377616B1 (en) 1994-05-11
FI901047A0 (fi) 1990-03-01
AU616437B2 (en) 1991-10-31
AU2380388A (en) 1989-03-31
DE3889542D1 (de) 1994-06-16
JP2659132B2 (ja) 1997-09-30
ZA886518B (en) 1989-05-30
EP0377616A1 (en) 1990-07-18
WO1989001963A1 (en) 1989-03-09
CA1330770C (en) 1994-07-19
KR890701714A (ko) 1989-12-21
EP0377616A4 (en) 1991-06-05
KR960014929B1 (ko) 1996-10-21
DK54590A (da) 1990-05-02
DK54590D0 (da) 1990-03-01
JPH03501265A (ja) 1991-03-22

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