[go: up one dir, main page]

CA1330770C - Coal ash modification and reduction - Google Patents

Coal ash modification and reduction

Info

Publication number
CA1330770C
CA1330770C CA000576440A CA576440A CA1330770C CA 1330770 C CA1330770 C CA 1330770C CA 000576440 A CA000576440 A CA 000576440A CA 576440 A CA576440 A CA 576440A CA 1330770 C CA1330770 C CA 1330770C
Authority
CA
Canada
Prior art keywords
acid
mineral
process according
group
compound
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 - Fee Related
Application number
CA000576440A
Other languages
English (en)
French (fr)
Inventor
Keith Mcgregor Bowling
Allan Bruce Waugh
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.)
Commonwealth Scientific and Industrial Research Organization CSIRO
Original Assignee
Commonwealth Scientific and Industrial Research Organization CSIRO
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 Commonwealth Scientific and Industrial Research Organization CSIRO filed Critical Commonwealth Scientific and Industrial Research Organization CSIRO
Application granted granted Critical
Publication of CA1330770C publication Critical patent/CA1330770C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
CA000576440A 1987-09-03 1988-09-02 Coal ash modification and reduction Expired - Fee Related CA1330770C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPI412887 1987-09-03
AUPI4128 1987-09-03

Publications (1)

Publication Number Publication Date
CA1330770C true CA1330770C (en) 1994-07-19

Family

ID=3772428

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000576440A Expired - Fee Related CA1330770C (en) 1987-09-03 1988-09-02 Coal ash modification and reduction

Country Status (11)

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

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 (xx) * 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
NZ226023A (en) 1991-04-26
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
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

Similar Documents

Publication Publication Date Title
US3993455A (en) Removal of mineral matter including pyrite from coal
US4045537A (en) Process for recovering soda and alumina values from red mud
Kara et al. Removal of sulphur from four Central Anatolian lignites by NaOH
CA1330770C (en) Coal ash modification and reduction
US4477416A (en) Salt roasting of vanadium ore in the presence of carbon
US5192338A (en) Coal ash modification and reduction
US4249910A (en) Process for removing sulfur from coal
US4753033A (en) Process for producing a clean hydrocarbon fuel from high calcium coal
US4261699A (en) Process for removal of sulfur and ash from coal
US4448584A (en) Process for removing sulfur from coal
US4224038A (en) Process for removing sulfur from coal
US2117348A (en) Method of and composition for purifying metals
US4966608A (en) Process for removing pyritic sulfur from bituminous coals
CA1106788A (en) Coal desulfurization using silicates
US7101524B2 (en) Process for purifying sand
US4543104A (en) Coal treatment method and product produced therefrom
US2556496A (en) Purification of coal
Durusoy et al. Biodesulfurization of some Turkish lignites by Sulfolobus Solfataricus
GB2031020A (en) Process for Removing Sulfur from Coal
US4381035A (en) Simultaneous recovery of thermal values and organic materials from solid carbonaceous fuels and waste disposal process
GB2095284A (en) Coal recovery processes
US4295858A (en) Process for removing sulfur from coal
SU668959A1 (ru) Способ переработки гидратной пульпы
DE699673C (de) Verfahren zum Entschwefeln und Reinigen von Eisenbaedern
US4204840A (en) Process for removing sulfur from coal

Legal Events

Date Code Title Description
MKLA Lapsed