BR7800683A - Aperfeicoamento em processo para melhorar carvao;e processo para beneficiamento de carvao - Google Patents

Aperfeicoamento em processo para melhorar carvao;e processo para beneficiamento de carvao

Info

Publication number
BR7800683A
BR7800683A BR7800683A BR7800683A BR7800683A BR 7800683 A BR7800683 A BR 7800683A BR 7800683 A BR7800683 A BR 7800683A BR 7800683 A BR7800683 A BR 7800683A BR 7800683 A BR7800683 A BR 7800683A
Authority
BR
Brazil
Prior art keywords
coal
benefit
improvement
improve
improve coal
Prior art date
Application number
BR7800683A
Other languages
English (en)
Inventor
J Kindig
R Turner
Original Assignee
Hazen Research
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 Hazen Research filed Critical Hazen Research
Publication of BR7800683A publication Critical patent/BR7800683A/pt

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
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • 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
    • 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
    • C10L9/10—Treating solid fuels to improve their combustion by using additives
BR7800683A 1977-02-10 1978-02-03 Aperfeicoamento em processo para melhorar carvao;e processo para beneficiamento de carvao BR7800683A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/767,659 US4098584A (en) 1977-02-10 1977-02-10 Removal of impurities from coal

Publications (1)

Publication Number Publication Date
BR7800683A true BR7800683A (pt) 1978-11-28

Family

ID=25080165

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7800683A BR7800683A (pt) 1977-02-10 1978-02-03 Aperfeicoamento em processo para melhorar carvao;e processo para beneficiamento de carvao

Country Status (5)

Country Link
US (1) US4098584A (pt)
JP (1) JPS53124501A (pt)
AU (1) AU3251278A (pt)
BR (1) BR7800683A (pt)
CA (1) CA1100071A (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2754468A1 (de) * 1977-12-07 1979-06-13 Kloeckner Humboldt Deutz Ag Verfahren zur entschwefelung von kohle, vorzugsweise von kraftwerkskohle
US4257881A (en) * 1978-01-10 1981-03-24 Hazen Research, Inc. Process for beneficiating oxide ores
WO1980000131A1 (en) * 1978-07-03 1980-02-07 Hazen Research Magnetic separation process for beneficiating sulfide ores
US4289528A (en) * 1978-07-03 1981-09-15 Hazen Research, Inc. Process for beneficiating sulfide ores
US4205979A (en) * 1978-10-10 1980-06-03 Hazen Research, Inc. Process for beneficiating oxide ores
US4359451A (en) * 1978-09-05 1982-11-16 Occidental Research Corporation Desulfurization of carbonaceous materials
US4276081A (en) * 1978-10-10 1981-06-30 Hazen Research, Inc. Process for beneficiating ores
US4289529A (en) * 1978-10-10 1981-09-15 Hazen Research, Inc. Process for beneficiating sulfide ores
US4239529A (en) * 1979-10-22 1980-12-16 Hazen Research, Inc. Process for beneficiating sulfide ores
US4325802A (en) * 1980-11-17 1982-04-20 Pentanyl Technologies, Inc. Method of liquefaction of carbonaceous materials
US4466362A (en) * 1982-03-03 1984-08-21 Massachusetts Institute Of Technology Method of removing sulfur and other contaminants from the coal in coal-oil slurries
GB8513868D0 (en) * 1985-06-01 1985-07-03 British Petroleum Co Plc Removing mineral matter from solid carbonaceous fuels
GB0902517D0 (en) 2009-02-16 2009-04-01 Innospec Ltd Improvements in or relating to the combustion of coal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726148A (en) * 1950-06-09 1955-12-06 Gulf Research Development Co Production of low sulfur solid carbonaceous fuels
US3595965A (en) * 1969-06-27 1971-07-27 Texaco Inc Purification of petroleum coke
US3938966A (en) * 1974-03-25 1976-02-17 Hazen Research, Inc. Process for improving coal

Also Published As

Publication number Publication date
CA1100071A (en) 1981-04-28
US4098584A (en) 1978-07-04
JPS53124501A (en) 1978-10-31
AU3251278A (en) 1979-07-26

Similar Documents

Publication Publication Date Title
BR7806318A (pt) Aparelho e processo para proporcionar compensacao de desvio
BR7802432A (pt) Processo para preparar esteres de alquilperfluor-omega-fluorfor mila e compostos assim obtidos
BR7800889A (pt) Processo para produzir hipoclorito de sodio
BR7802771A (pt) Sonda para obter mucuo cervical e seu processo
BR7805442A (pt) Processo para fazer um painel arquitetonico e painel obtido
BR8006498A (pt) Aperfeicoamento em processo para produzir uma mistura contendo cicloexanol e cicloexanona
BR7801931A (pt) Processo e composicao para tratar cabelo
BR7800683A (pt) Aperfeicoamento em processo para melhorar carvao;e processo para beneficiamento de carvao
BR7801988A (pt) Aperfeicoamento em processo para remocao de cinzas de carvao
AR218512A1 (es) Procedimiento para reducir mineral metalico en particulas
BR7708224A (pt) Aperfeicoamento em processo para preparar um composto compacto de alcoxisilana
BR7802499A (pt) Processo para produzir beta-l-frutofuranosil alfa-l-glucopiranosidio
BR8108286A (pt) Composicao de organo-silano e processo para preparar um organo-silano
BR7802327A (pt) Processo para produzir um eletrodo e eletrodo
BR7801987A (pt) Aperfeicoamento em processo para remocao de cinzas de carvao
BR7705613A (pt) Aperfeicoamentos em aparelho e em processo para produzir fibras minerais
BR7908006A (pt) Fechos corredicos e processo para obte-los
BR7803644A (pt) Processo e dispositivo para formacao termo-mecanica de polpa de pedacos de madeira
BR7805032A (pt) Processo para produzir siloxanos e cloreto de metila
BR7800288A (pt) Aperfeicoamento em processo para o aperfeicoamento das propriedades do carvao
BR8008035A (pt) Processo para produzir coque e meio para fabricar metano
BR8007366A (pt) Aperfeicoamento em processo para desprender laminados
BR7602949A (pt) Aperfeicoamento em recolhedor e em processo para programar o mesmo
BR7800396A (pt) Aperfeicoamento em processo para hidroformilar uma alfaolefina;e em processo continuo para hidroformilar propileno para produzir butiraldeidos
BR7800397A (pt) Aperfeicoamento em processo para hidroformilacao de uma alfa-olefina;e em processo continuo para hidroformilacao de proprileno para produzir butiraldeidos