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CH476093A - Procédé de séparation des résidus d'extraction de la houille, trop pauvres en carbone pour être utilisables comme combustible - Google Patents

Procédé de séparation des résidus d'extraction de la houille, trop pauvres en carbone pour être utilisables comme combustible

Info

Publication number
CH476093A
CH476093A CH470367A CH470367A CH476093A CH 476093 A CH476093 A CH 476093A CH 470367 A CH470367 A CH 470367A CH 470367 A CH470367 A CH 470367A CH 476093 A CH476093 A CH 476093A
Authority
CH
Switzerland
Prior art keywords
fuel
carbon
low
extraction residues
coal extraction
Prior art date
Application number
CH470367A
Other languages
English (en)
Inventor
Cohen Joseph
Duhart Pierre
Maurel Pierre
Original Assignee
Pechiney Prod Chimiques Sa
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
Priority claimed from FR56338A external-priority patent/FR1519532A/fr
Priority claimed from FR56337A external-priority patent/FR1519531A/fr
Application filed by Pechiney Prod Chimiques Sa filed Critical Pechiney Prod Chimiques Sa
Publication of CH476093A publication Critical patent/CH476093A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/68—Aluminium compounds containing sulfur
    • C01F7/74—Sulfates
    • C01F7/743—Preparation from silicoaluminious materials, e.g. clays or bauxite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/02—Preparation of sulfates from alkali metal salts and sulfuric acid or bisulfates; Preparation of bisulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
    • C01F7/26—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with sulfuric acids or sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide [Fe2O3]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compounds Of Iron (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
CH470367A 1966-04-04 1967-04-04 Procédé de séparation des résidus d'extraction de la houille, trop pauvres en carbone pour être utilisables comme combustible CH476093A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR56338A FR1519532A (fr) 1966-04-04 1966-04-04 Procédé de valorisation des schistes houillers sans calcination
FR56337A FR1519531A (fr) 1966-04-04 1966-04-04 Procédé de valorisation des schistes houillers

Publications (1)

Publication Number Publication Date
CH476093A true CH476093A (fr) 1969-07-31

Family

ID=26169715

Family Applications (1)

Application Number Title Priority Date Filing Date
CH470367A CH476093A (fr) 1966-04-04 1967-04-04 Procédé de séparation des résidus d'extraction de la houille, trop pauvres en carbone pour être utilisables comme combustible

Country Status (12)

Country Link
US (1) US3484196A (fr)
AT (1) AT273886B (fr)
BE (1) BE696564A (fr)
CH (1) CH476093A (fr)
CS (1) CS151450B2 (fr)
DE (1) DE1592156C3 (fr)
ES (1) ES338825A1 (fr)
GB (1) GB1187842A (fr)
GR (1) GR33604B (fr)
LU (1) LU53338A1 (fr)
NL (1) NL162883C (fr)
PL (1) PL84607B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1558347A (fr) * 1967-10-25 1969-02-28
FR2329591A1 (fr) * 1975-10-28 1977-05-27 Pechiney Aluminium Procede d'extraction d'un sulfate d'aluminium a partir d'une solution impure en contenant
US4171205A (en) * 1976-10-19 1979-10-16 Aluminium Pechiney Process for obtaining an aluminum sulfate hydrate from an impure sulfuric acid solution of aluminum sulfate
FR2426019A1 (fr) * 1978-05-18 1979-12-14 Pechiney Aluminium Procede continu d'obtention d'alumine pure a partir d'une liqueur acide provenant de l'attaque chlorosulfurique d'un minerai alumineux et de purification de la liqueur debarrassee de l'alumine
FR2426018A1 (fr) * 1978-05-18 1979-12-14 Pechiney Aluminium Procede d'obtention d'alumine pure par attaque chlorhydrique de minerais alumineux et extraction des impuretes par un traitement sulfurique
US4695290A (en) * 1983-07-26 1987-09-22 Integrated Carbons Corporation Integrated coal cleaning process with mixed acid regeneration
US4753033A (en) * 1985-03-24 1988-06-28 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel from high calcium coal
US5019360A (en) * 1987-11-24 1991-05-28 Northern States Power Company Method for the processing of fly ash, scrubber sludge and the like; and product
WO1989004811A1 (fr) * 1987-11-24 1989-06-01 Northern States Power Company Procede de traitement de cendres volantes, de boues d'epurateurs et similaires; produits ainsi recuperes
CN112919512B (zh) * 2021-03-01 2023-06-30 贵州遵义金山磨料有限公司 一种利用棕刚玉除尘灰制备氧化铝和硫酸钾的方法
CN117003270A (zh) * 2023-08-25 2023-11-07 龙南市祥安材料有限公司 一种高岭土除铁云母渣的综合利用方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2402668A (en) * 1942-04-24 1946-06-25 Paul S Roller Purification of aluminum sulphate
US3078146A (en) * 1960-05-27 1963-02-19 North American Coal Corp Method of preparing aluminum sulfate from waste sulfate pickle liquor and aluminum ore
FR1430890A (fr) * 1964-06-26 1966-03-11 Pechiney Prod Chimiques Sa Procédé de préparation de sulfate neutre d'aluminium cristallisé à faible teneur en eau

Also Published As

Publication number Publication date
DE1592156B2 (de) 1977-11-10
NL162883B (nl) 1980-02-15
DE1592156A1 (de) 1970-10-22
US3484196A (en) 1969-12-16
GB1187842A (en) 1970-04-15
ES338825A1 (es) 1968-08-16
NL6704701A (fr) 1967-10-05
GR33604B (el) 1967-12-22
AT273886B (de) 1969-08-25
CS151450B2 (fr) 1973-10-19
PL84607B1 (en) 1976-04-30
NL162883C (nl) 1980-07-15
LU53338A1 (fr) 1967-11-03
BE696564A (fr) 1967-10-04
DE1592156C3 (de) 1978-06-29

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Legal Events

Date Code Title Description
PL Patent ceased