CA1144105A - Process for reducing the sulphur content of coal - Google Patents

Process for reducing the sulphur content of coal

Info

Publication number
CA1144105A
CA1144105A CA000357855A CA357855A CA1144105A CA 1144105 A CA1144105 A CA 1144105A CA 000357855 A CA000357855 A CA 000357855A CA 357855 A CA357855 A CA 357855A CA 1144105 A CA1144105 A CA 1144105A
Authority
CA
Canada
Prior art keywords
coal
pyrite
particles
component
process according
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
Application number
CA000357855A
Other languages
English (en)
French (fr)
Inventor
Stanley R. Rich
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.)
Advanced Energy Dynamics Inc
Original Assignee
Advanced Energy Dynamics Inc
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 Advanced Energy Dynamics Inc filed Critical Advanced Energy Dynamics Inc
Application granted granted Critical
Publication of CA1144105A publication Critical patent/CA1144105A/en
Expired legal-status Critical Current

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
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00—Separating solids from solids by electrostatic effect
    • 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
    • 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
    • Y10S44/00—Fuel and related compositions
    • Y10S44/904—Method involving electric or wave energy

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)
  • Electrostatic Separation (AREA)
CA000357855A 1979-08-08 1980-08-08 Process for reducing the sulphur content of coal Expired CA1144105A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/064,726 US4260394A (en) 1979-08-08 1979-08-08 Process for reducing the sulfur content of coal
US064,726 1979-08-08

Publications (1)

Publication Number Publication Date
CA1144105A true CA1144105A (en) 1983-04-05

Family

ID=22057899

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000357855A Expired CA1144105A (en) 1979-08-08 1980-08-08 Process for reducing the sulphur content of coal

Country Status (10)

Country Link
US (1) US4260394A (OSRAM)
EP (1) EP0033342B1 (OSRAM)
JP (1) JPS56500967A (OSRAM)
BE (1) BE884649A (OSRAM)
CA (1) CA1144105A (OSRAM)
DE (1) DE3069665D1 (OSRAM)
FR (1) FR2463179A1 (OSRAM)
NL (1) NL8020305A (OSRAM)
WO (1) WO1981000416A1 (OSRAM)
ZA (1) ZA804718B (OSRAM)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743271A (en) * 1983-02-17 1988-05-10 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel
US4695290A (en) * 1983-07-26 1987-09-22 Integrated Carbons Corporation Integrated coal cleaning process with mixed acid regeneration
US4543104A (en) * 1984-06-12 1985-09-24 Brown Coal Corporation Coal treatment method and product produced therefrom
WO1986001820A1 (en) * 1984-09-18 1986-03-27 Lambda Group, Inc. Microbiological method for the removal of contaminants from coal
AU3997385A (en) * 1984-10-30 1986-05-15 Brown Coal Corp. Coal treatment method and product produced therefrom
US4753033A (en) * 1985-03-24 1988-06-28 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel from high calcium coal
US4661118A (en) * 1985-04-15 1987-04-28 The United States Of America, As Represented By The Secretary Of The Interior Method for oxidation of pyrite in coal to magnetite and low field magnetic separation thereof
CA2169556A1 (en) * 1994-06-15 1995-12-21 David B. Goodson Apparatus and method for reducing particulate emissions from combustion processes
JP2003508211A (ja) * 1999-09-03 2003-03-04 ザ クリーブランド クリニック ファウンデーション 環状フローチャネルによる継続的な粒子および分子の分離
US6467706B1 (en) * 1999-11-29 2002-10-22 Xerox Corporation Method for recycling expanded polymers
WO2003070862A1 (en) * 2002-02-15 2003-08-28 Hazen Research, Inc. Dry dust control materials
US8557101B2 (en) 2007-12-20 2013-10-15 Exxonmobil Research And Engineering Company Electrochemical treatment of heavy oil streams followed by caustic extraction
US7985332B2 (en) * 2007-12-20 2011-07-26 Exxonmobil Research And Engineering Company Electrodesulfurization of heavy oils using a divided electrochemical cell
US20090159503A1 (en) * 2007-12-20 2009-06-25 Greaney Mark A Electrochemical treatment of heavy oil streams followed by caustic extraction or thermal treatment
US8177963B2 (en) * 2007-12-20 2012-05-15 Exxonmobil Research And Engineering Company Partial electro-hydrogenation of sulfur containing feedstreams followed by sulfur removal
US8075762B2 (en) * 2007-12-20 2011-12-13 Exxonmobil Reseach And Engineering Company Electrodesulfurization of heavy oils
US8486251B2 (en) * 2008-08-05 2013-07-16 Exxonmobil Research And Engineering Company Process for regenerating alkali metal hydroxides by electrochemical means
UA117010C2 (uk) 2008-10-31 2018-06-11 Сайтек Текнолоджи Корп. Реагент для модифікації електростатичних властивостей, призначений для збагачення мінерального субстрату за допомогою електростатичної сепарації
US8851882B2 (en) * 2009-04-03 2014-10-07 Clearsign Combustion Corporation System and apparatus for applying an electric field to a combustion volume
US20110078948A1 (en) * 2009-10-01 2011-04-07 Chandrashekhar Ganpatrao Sonwane Ash removal from coal: process to avoid large quantities of hydrogen fluoride on-site
US9151549B2 (en) * 2010-01-13 2015-10-06 Clearsign Combustion Corporation Method and apparatus for electrical control of heat transfer
US11073280B2 (en) 2010-04-01 2021-07-27 Clearsign Technologies Corporation Electrodynamic control in a burner system
US9209654B2 (en) 2011-12-30 2015-12-08 Clearsign Combustion Corporation Method and apparatus for enhancing flame radiation
US9284886B2 (en) 2011-12-30 2016-03-15 Clearsign Combustion Corporation Gas turbine with Coulombic thermal protection
US9377195B2 (en) 2012-03-01 2016-06-28 Clearsign Combustion Corporation Inertial electrode and system configured for electrodynamic interaction with a voltage-biased flame
CN104169725B (zh) 2012-03-01 2018-04-17 克利尔赛恩燃烧公司 配置为与火焰电动交互的惰性电极和系统
US9366427B2 (en) 2012-03-27 2016-06-14 Clearsign Combustion Corporation Solid fuel burner with electrodynamic homogenization
WO2013147956A1 (en) 2012-03-27 2013-10-03 Clearsign Combustion Corporation Multiple fuel combustion system and method
US9289780B2 (en) 2012-03-27 2016-03-22 Clearsign Combustion Corporation Electrically-driven particulate agglomeration in a combustion system
CN104334970A (zh) 2012-05-31 2015-02-04 克利尔赛恩燃烧公司 具有火焰位置电极排列的燃烧器
US9702550B2 (en) 2012-07-24 2017-07-11 Clearsign Combustion Corporation Electrically stabilized burner
US9310077B2 (en) 2012-07-31 2016-04-12 Clearsign Combustion Corporation Acoustic control of an electrodynamic combustion system
US8911699B2 (en) 2012-08-14 2014-12-16 Clearsign Combustion Corporation Charge-induced selective reduction of nitrogen
US9513006B2 (en) 2012-11-27 2016-12-06 Clearsign Combustion Corporation Electrodynamic burner with a flame ionizer
WO2014085696A1 (en) 2012-11-27 2014-06-05 Clearsign Combustion Corporation Precombustion ionization
US9746180B2 (en) 2012-11-27 2017-08-29 Clearsign Combustion Corporation Multijet burner with charge interaction
US9562681B2 (en) 2012-12-11 2017-02-07 Clearsign Combustion Corporation Burner having a cast dielectric electrode holder
US20140170576A1 (en) * 2012-12-12 2014-06-19 Clearsign Combustion Corporation Contained flame flare stack
US20140170575A1 (en) * 2012-12-14 2014-06-19 Clearsign Combustion Corporation Ionizer for a combustion system, including foam electrode structure
US9441834B2 (en) 2012-12-28 2016-09-13 Clearsign Combustion Corporation Wirelessly powered electrodynamic combustion control system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US614927A (en) * 1898-11-29 Process of and apparatus for separating metals and by-products from ores by electricity
US502431A (en) * 1893-08-01 Process of desulphurizing metallic ores
US1366457A (en) * 1919-05-20 1921-01-25 Aluminum Co Of America Apparatus for calcining carbon for electrodes
US1731473A (en) * 1923-04-21 1929-10-15 John J Naugle Method of treating carbonaceous material in an electric furnace or the like
GB819588A (en) * 1956-08-02 1959-09-09 Aluminium Lab Ltd Improvements in or relating to the production of purified carbonaceous material
GB851502A (en) * 1958-01-15 1960-10-19 Kloeckner Huettenwerk Haspe A Improvements in or relating to methods and apparatus for caking fine and super-fine ores
GB854729A (en) * 1958-07-15 1960-11-23 Klockner Huttenwerk Haspe Ag Sintering of fine ores
FR1579577A (OSRAM) * 1967-05-19 1969-08-29
US4081251A (en) * 1976-07-06 1978-03-28 The United States Of America As Represented By The Secretary Of The Navy Process to remove iron sulfide from coal to reduce pollution
US4052170A (en) * 1976-07-09 1977-10-04 Mobil Oil Corporation Magnetic desulfurization of airborne pulverized coal
US4155715A (en) * 1977-09-06 1979-05-22 Occidental Petroleum Corporation Process for reducing the organic sulfur content of char
DE2754468A1 (de) * 1977-12-07 1979-06-13 Kloeckner Humboldt Deutz Ag Verfahren zur entschwefelung von kohle, vorzugsweise von kraftwerkskohle
US4152120A (en) * 1978-02-06 1979-05-01 General Electric Company Coal desulfurization using alkali metal or alkaline earth compounds and electromagnetic irradiation
US4169710A (en) * 1978-03-29 1979-10-02 Chevron Research Company Process for comminuting and reducing the sulfur and ash content of coal

Also Published As

Publication number Publication date
WO1981000416A1 (en) 1981-02-19
EP0033342A4 (en) 1982-01-08
EP0033342A1 (en) 1981-08-12
JPS56500967A (OSRAM) 1981-07-16
US4260394A (en) 1981-04-07
DE3069665D1 (en) 1985-01-03
BE884649A (fr) 1980-12-01
FR2463179A1 (fr) 1981-02-20
NL8020305A (nl) 1981-07-01
FR2463179B1 (OSRAM) 1984-03-16
EP0033342B1 (en) 1984-11-21
ZA804718B (en) 1981-09-30

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Legal Events

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