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BR8109005A - Processo e instalacao para a preparacao de anidrita sintetica e de acido fluoridrico puro - Google Patents

Processo e instalacao para a preparacao de anidrita sintetica e de acido fluoridrico puro

Info

Publication number
BR8109005A
BR8109005A BR8109005A BR8109005A BR8109005A BR 8109005 A BR8109005 A BR 8109005A BR 8109005 A BR8109005 A BR 8109005A BR 8109005 A BR8109005 A BR 8109005A BR 8109005 A BR8109005 A BR 8109005A
Authority
BR
Brazil
Prior art keywords
pure
installation
preparation
synthetic anhydrite
fluoridric
Prior art date
Application number
BR8109005A
Other languages
English (en)
Inventor
Dieter Bose
Rene Etter
Original Assignee
Buss Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4240653&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8109005(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Buss Ag filed Critical Buss Ag
Publication of BR8109005A publication Critical patent/BR8109005A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/195—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/192—Preparation from fluorspar
    • 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
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treating Waste Gases (AREA)
BR8109005A 1981-04-28 1981-12-21 Processo e instalacao para a preparacao de anidrita sintetica e de acido fluoridrico puro BR8109005A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH274581A CH646401A5 (de) 1981-04-28 1981-04-28 Verfahren und einrichtung zur herstellung von synthetischem anhydrit und reiner flusssaeure.
PCT/CH1981/000146 WO1982003848A1 (en) 1981-04-28 1981-12-21 Process and device for manufacturing synthetic anhydrous calcium sulphate and pure hydrofluoric acid

Publications (1)

Publication Number Publication Date
BR8109005A true BR8109005A (pt) 1983-04-12

Family

ID=4240653

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8109005A BR8109005A (pt) 1981-04-28 1981-12-21 Processo e instalacao para a preparacao de anidrita sintetica e de acido fluoridrico puro

Country Status (7)

Country Link
US (1) US4460551A (pt)
EP (1) EP0077331B2 (pt)
AU (1) AU546040B2 (pt)
BR (1) BR8109005A (pt)
CH (1) CH646401A5 (pt)
DE (1) DE3152830D2 (pt)
WO (1) WO1982003848A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4935211A (en) * 1989-01-23 1990-06-19 Azar David G Fluorogypsum waste solidification material
US5271918A (en) * 1991-03-11 1993-12-21 Alliedsignal Inc. Furnace gas - sulfuric acid contact process for HF manufacture
DE4200792A1 (de) * 1992-01-15 1993-07-22 Solvay Fluor & Derivate Aufarbeitung der fluorwasserstoff-phase aus reaktionsgemischen
DE19823879C1 (de) 1998-05-28 1999-08-19 Solvay Fluor & Derivate Flußmittelrecycling
RU2161121C2 (ru) * 1998-11-30 2000-12-27 Томский политехнический университет Способ получения фтористого водорода и ангидрита
US6668947B2 (en) * 2001-09-25 2003-12-30 Ramon Perez Cordova Drill cutting treatment method
WO2003072903A2 (en) * 2002-02-27 2003-09-04 Racional Energy & Environment Company Drill cutting treatment method and apparatus
ES2366682T3 (es) * 2007-02-02 2011-10-24 Solvay Fluor Gmbh Preparación de fluoruro de hidrógeno a partir de fluoruro de calcio y ácido sulfúrico.
US9334436B2 (en) 2010-10-29 2016-05-10 Racional Energy And Environment Company Oil recovery method and product
US8356678B2 (en) 2010-10-29 2013-01-22 Racional Energy & Environment Company Oil recovery method and apparatus
DE102011111316B4 (de) 2011-08-26 2017-10-19 Plinke Gmbh Verfahren zur Reinigung und Konzentrierung HF-haltiger Schwefelsäure
CN102556973B (zh) * 2012-02-22 2013-10-23 中南大学 一种以萤石为原料生产氢氟酸的方法
DE102018102026A1 (de) 2018-01-30 2019-08-01 Duesenfeld Gmbh Verfahren zum Verwerten von Lithium-Batterien
CN108147439A (zh) * 2018-02-12 2018-06-12 沈阳鑫博工业技术股份有限公司 一种利用菱镁矿粉和萤石制备氟化镁的装置及方法
CN109437111A (zh) * 2018-12-14 2019-03-08 福建龙氟化工有限公司 一种高纯无水氟化氢生产工艺及配套的回转反应炉
KR102905380B1 (ko) 2019-07-26 2025-12-30 뒤센펠드 게엠베하 리튬 배터리를 재활용하는 방법
CN115722158B (zh) * 2022-11-28 2024-07-16 兰州理工大学 一种生产氟化氢的多层膨胀流化床反应器系统及工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2753245A (en) * 1949-08-13 1956-07-03 Pennsylvania Salt Mfg Co Production of hydrogen fluoride
IT649940A (pt) * 1960-05-23
GB999137A (en) * 1960-07-21 1965-07-21 I C P M Ind Chimiche Porto Mar Process for the production of hydrofluoric acid
DE1567778B1 (de) * 1965-04-20 1970-07-23 Riedel De Haen Ag Verfahren zur Herstellung von im wesentlichen schwefelfreier Flusssaeure
CH540195A (de) * 1970-09-30 1973-09-30 Buss Ag Verfahren zur kontinuierlichen Herstellung reiner Flusssäure und Einrichtung zur Ausübung des Verfahrens
DE2209960C3 (de) * 1972-03-02 1979-10-11 Bayer Ag, 5090 Leverkusen Verfahren zur Aufarbeitung von Fluorwasserstoff-haltigen Rohgasen der Flußsäureherstellung
DE2435512A1 (de) † 1974-07-24 1976-02-05 Bayer Ag Verfahren zur herstellung von fluorwasserstoff und calciumsulfat
CH617641A5 (en) * 1975-04-18 1980-06-13 List Heinz Process for preparing hydrofluoric acid
US4150102A (en) * 1975-10-02 1979-04-17 Bayer Aktiengesellschaft Purifying hydrofluoric acid
DE2601654A1 (de) * 1976-01-17 1977-07-21 Bayer Ag Verfahren zur herstellung von flusssaeure aus phosphathaltigem flusspat

Also Published As

Publication number Publication date
US4460551A (en) 1984-07-17
EP0077331B2 (de) 1991-01-23
DE3152830D2 (en) 1983-04-07
AU7930882A (en) 1982-12-07
EP0077331A1 (de) 1983-04-27
CH646401A5 (de) 1984-11-30
EP0077331B1 (de) 1985-08-07
AU546040B2 (en) 1985-08-08
WO1982003848A1 (en) 1982-11-11

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