ZA803614B - Process for removal of sulfur and ash from coal - Google Patents

Process for removal of sulfur and ash from coal

Info

Publication number
ZA803614B
ZA803614B ZA00803614A ZA803614A ZA803614B ZA 803614 B ZA803614 B ZA 803614B ZA 00803614 A ZA00803614 A ZA 00803614A ZA 803614 A ZA803614 A ZA 803614A ZA 803614 B ZA803614 B ZA 803614B
Authority
ZA
South Africa
Prior art keywords
ash
coal
sulfur
removal
Prior art date
Application number
ZA00803614A
Other languages
English (en)
Inventor
E Burk
N Troncoso
Jui Yuan Sun
Yuan Sun Jui
Original Assignee
Atlantic Richfield Co
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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Publication of ZA803614B publication Critical patent/ZA803614B/xx

Links

Classifications

    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D3/00—Differential sedimentation
    • B03D3/06—Flocculation
    • 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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets
    • B03B9/005—General arrangement of separating plant, e.g. flow sheets specially adapted for coal
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/02—Froth-flotation processes
    • 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

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)
ZA00803614A 1979-06-19 1980-06-17 Process for removal of sulfur and ash from coal ZA803614B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/050,263 US4272250A (en) 1979-06-19 1979-06-19 Process for removal of sulfur and ash from coal

Publications (1)

Publication Number Publication Date
ZA803614B true ZA803614B (en) 1981-04-29

Family

ID=21964274

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00803614A ZA803614B (en) 1979-06-19 1980-06-17 Process for removal of sulfur and ash from coal

Country Status (6)

Country Link
US (1) US4272250A (fr)
EP (1) EP0021779A1 (fr)
JP (1) JPS564693A (fr)
AU (1) AU5919280A (fr)
CA (1) CA1146894A (fr)
ZA (1) ZA803614B (fr)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5718793A (en) * 1980-07-08 1982-01-30 Kao Corp Granulation of coal-water slurry
JPS5785891A (en) * 1980-11-18 1982-05-28 Hitachi Ltd Method for deashing coal
JPS588719B2 (ja) * 1981-04-09 1983-02-17 三井造船株式会社 石炭を脱灰造粒して輸送する方法
US4415337A (en) * 1982-05-05 1983-11-15 Atlantic Richfield Company Method for producing agglomerate particles from an aqueous feed slurry comprising finely divided coal and finely divided inorganic solids
HU186948B (en) * 1982-07-07 1985-10-28 Mta Koezponti Kemiai Kutato In Method for utilizing coal washings by spherical agglomeration
JPS5922994A (ja) * 1982-07-30 1984-02-06 Mitsui Eng & Shipbuild Co Ltd 石炭の湿式造粒・脱灰方法及びその装置
JPS60118438A (ja) * 1983-11-30 1985-06-25 Mita Ind Co Ltd 複写機用本体シャーシの自動組立装置
JPS60119797A (ja) * 1983-11-30 1985-06-27 京セラミタ株式会社 シャ−シ組立システム
JPS61103992A (ja) * 1984-10-26 1986-05-22 Tokyo Electric Power Co Inc:The 石炭の脱灰回収方法
CA1318730C (fr) * 1985-05-30 1993-06-01 C. Edward Capes Methode servant a separer les composants carbones d'un charbon particulaire contenant des solides inorganiques, et appareil utilise a cet effet
US4770766A (en) * 1986-03-12 1988-09-13 Otisca Industries, Ltd. Time-controlled processes for agglomerating coal
US4758332A (en) * 1987-08-10 1988-07-19 National Research Council Of Canada Method of separating carbonaceous coal from an aqueous coal slurry
US4972956A (en) * 1987-11-02 1990-11-27 National Research Council Of Canada Method of removing carbonaceous particles, essentially free of pyritic sulphur, from an aqueous coal slurry
US4830740A (en) * 1988-04-19 1989-05-16 The Dow Chemical Company Pyrite depressants useful in the separation of pyrite from coal
US4826588A (en) * 1988-04-28 1989-05-02 The Dow Chemical Company Pyrite depressants useful in the separation of pyrite from coal
US5161694A (en) * 1990-04-24 1992-11-10 Virginia Tech Intellectual Properties, Inc. Method for separating fine particles by selective hydrophobic coagulation
US5522510A (en) * 1993-06-14 1996-06-04 Virginia Tech Intellectual Properties, Inc. Apparatus for improved ash and sulfur rejection
US5379902A (en) * 1993-11-09 1995-01-10 The United States Of America As Represented By The United States Department Of Energy Method for simultaneous use of a single additive for coal flotation, dewatering, and reconstitution
US8124036B1 (en) 2005-10-27 2012-02-28 ADA-ES, Inc. Additives for mercury oxidation in coal-fired power plants
AU2011202863B2 (en) * 2004-06-28 2012-04-05 Douglas C. Comrie Reducing sulfur gas emissions resulting from the burning of carbonaceous fuels
ES2445178T3 (es) * 2004-06-28 2014-02-28 Nox Ii International, Ltd. Reducción de las emisiones de gases de azufre resultantes del quemado de combustibles carbonosos
PL1866057T3 (pl) 2005-03-17 2022-05-16 Nox Ii International, Ltd. Redukcja emisji rtęci ze spalania węgla
ES2698259T5 (es) 2005-03-17 2022-06-21 Nox Ii Int Ltd Reducción de emisiones de mercurio de la combustión de carbón
US20070140943A1 (en) * 2005-12-21 2007-06-21 Comrie Douglas C Sorbent composition to reduce emissions from the burning of carbonaceous fuels
US8150776B2 (en) * 2006-01-18 2012-04-03 Nox Ii, Ltd. Methods of operating a coal burning facility
US20070184394A1 (en) * 2006-02-07 2007-08-09 Comrie Douglas C Production of cementitious ash products with reduced carbon emissions
US8372362B2 (en) 2010-02-04 2013-02-12 ADA-ES, Inc. Method and system for controlling mercury emissions from coal-fired thermal processes
US8524179B2 (en) 2010-10-25 2013-09-03 ADA-ES, Inc. Hot-side method and system
US8951487B2 (en) 2010-10-25 2015-02-10 ADA-ES, Inc. Hot-side method and system
US8496894B2 (en) 2010-02-04 2013-07-30 ADA-ES, Inc. Method and system for controlling mercury emissions from coal-fired thermal processes
CA2792732C (fr) 2010-03-10 2018-07-31 Martin A. Dillon Procede d'injection en phase diluee de matieres alcalines seches
US8784757B2 (en) 2010-03-10 2014-07-22 ADA-ES, Inc. Air treatment process for dilute phase injection of dry alkaline materials
US8845986B2 (en) 2011-05-13 2014-09-30 ADA-ES, Inc. Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers
US9555418B2 (en) * 2011-05-24 2017-01-31 Soane Mining, Llc Recovering valuable mined materials from aqueous wastes
US9017452B2 (en) 2011-11-14 2015-04-28 ADA-ES, Inc. System and method for dense phase sorbent injection
US8883099B2 (en) 2012-04-11 2014-11-11 ADA-ES, Inc. Control of wet scrubber oxidation inhibitor and byproduct recovery
US8974756B2 (en) 2012-07-25 2015-03-10 ADA-ES, Inc. Process to enhance mixing of dry sorbents and flue gas for air pollution control
US9957454B2 (en) 2012-08-10 2018-05-01 ADA-ES, Inc. Method and additive for controlling nitrogen oxide emissions
US10350545B2 (en) 2014-11-25 2019-07-16 ADA-ES, Inc. Low pressure drop static mixing system
CN107860680B (zh) * 2017-12-19 2020-07-03 武汉钢铁有限公司 一种高炉风口焦粒度组成和渣滞留量的分析方法
CN113522529A (zh) * 2021-07-21 2021-10-22 山西阳煤国华选煤工程技术有限公司 一种无烟煤降灰药剂

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1824326A (en) * 1922-11-20 1931-09-22 Minerals Separation North Us Production of coke
GB744131A (en) * 1950-12-07 1956-02-01 Bergwerksverband Gmbh Process for the production of high-grade products from raw material containing pit coal or brown coal
AU6288165A (en) * 1965-08-17 1968-02-15 Mineral Deposits Pty. Limited Method and apparatus for the wet gravity concentration of ores
US3458044A (en) * 1966-09-08 1969-07-29 Exxon Research Engineering Co Treatment of coal and other minerals
US4059506A (en) * 1975-05-23 1977-11-22 United States Steel Corporation Ore tailings treatment
US4089776A (en) * 1976-01-21 1978-05-16 Mcmurray Russell L Process for the separation of agglomerated carbonaceous particles from associated inorganic materials
US4133747A (en) * 1976-10-14 1979-01-09 Canadian Patents & Development Limited Method for processing raw coal
CA1136078A (fr) * 1978-09-21 1982-11-23 George P. Masologites Procede d'extraction du soufre dans le charbon

Also Published As

Publication number Publication date
AU5919280A (en) 1981-01-08
US4272250A (en) 1981-06-09
JPS564693A (en) 1981-01-19
CA1146894A (fr) 1983-05-24
EP0021779A1 (fr) 1981-01-07

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