ES8603788A1 - Procedimiento para la fabricacion de acido fluorhidrico - Google Patents

Procedimiento para la fabricacion de acido fluorhidrico

Info

Publication number
ES8603788A1
ES8603788A1 ES543251A ES543251A ES8603788A1 ES 8603788 A1 ES8603788 A1 ES 8603788A1 ES 543251 A ES543251 A ES 543251A ES 543251 A ES543251 A ES 543251A ES 8603788 A1 ES8603788 A1 ES 8603788A1
Authority
ES
Spain
Prior art keywords
sulphuric acid
hydrogen fluoride
preparing hydrogen
rotating furnace
oven
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
ES543251A
Other languages
English (en)
Other versions
ES543251A0 (es
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.)
Arkema France SA
Original Assignee
Atochem 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
Application filed by Atochem SA filed Critical Atochem SA
Publication of ES8603788A1 publication Critical patent/ES8603788A1/es
Publication of ES543251A0 publication Critical patent/ES543251A0/es
Granted legal-status Critical Current

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Silicon Compounds (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

PROCEDIMIENTO PARA LA FABRICACION DE ACIDO FLUORHIDRICO. COMPRENDE LAS SIGUIENTES ETAPAS: A)SE ALIMENTA EN ACIDO SULFURICO Y EN ESTADO FLUOR UN DISPOSITIVO DE PREMEZCLA O DE PREREACCION QUE FUNCIONA CON EL FIN DE OBTENER EN SU SALIDA UN PRODUCTO FULVERULENTO CUYO GRADO DE CONVERSION ESTE COMPRENDIDO ENTRE EL 40 Y EL 50%; Y A CONTINUACION B)SE INTRODUCE A UNA TEMPERATURA COMPRENDIDA ENTRE 20 Y 120JC EL CITADO PRODUCTO PULVERULENTO EN UN HORNO GIRATORIO QUE FUNCIONA A UNA TEMPERATURA COMPRENDIDA ENTRE APROXIMADAMENTE 80 Y 350JC EN EL QUE SE FORMA ACIDO FLUORHIDRICO Y SULFATO DE CALCIO; Y SIMULTANEAMENTE C)SE EFECTUA UN RECICLADO DEL PRODUCTO DE REACCION AL HORNO DE TAL FORMA QUE SE RECICLEN ENTRE APROXIMADAMENTE 3 Y 3,5 MOLES DE SULFATO DE CALCIO POR MOL DE FLUORURO DE CALCIO CONTENIDO EN EL PRODUCTO PULVERULENTO QUE ENTRA EN EL HORNO.
ES543251A 1984-05-18 1985-05-17 Procedimiento para la fabricacion de acido fluorhidrico Granted ES543251A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8407719A FR2564449B1 (fr) 1984-05-18 1984-05-18 Procede de fabrication d'acide fluorhydrique par reaction de l'acide sulfurique sur le spath fluor dans un four tournant

Publications (2)

Publication Number Publication Date
ES8603788A1 true ES8603788A1 (es) 1986-01-01
ES543251A0 ES543251A0 (es) 1986-01-01

Family

ID=9304120

Family Applications (1)

Application Number Title Priority Date Filing Date
ES543251A Granted ES543251A0 (es) 1984-05-18 1985-05-17 Procedimiento para la fabricacion de acido fluorhidrico

Country Status (18)

Country Link
EP (1) EP0163565B1 (es)
JP (1) JPS6110004A (es)
KR (1) KR890003670B1 (es)
AT (1) ATA148885A (es)
AU (1) AU578285B2 (es)
BR (1) BR8502327A (es)
CA (1) CA1307093C (es)
DE (1) DE3560446D1 (es)
EG (1) EG17428A (es)
ES (1) ES543251A0 (es)
FR (1) FR2564449B1 (es)
GB (1) GB2159136B (es)
IL (1) IL75016A (es)
IN (1) IN164746B (es)
IT (1) IT1187822B (es)
MA (1) MA20432A1 (es)
MX (1) MX163416B (es)
ZA (1) ZA853260B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6440224B1 (en) * 1999-03-15 2002-08-27 Ecolab Inc. Hydrofluoric acid generating composition and method of treating surfaces
JP4599673B2 (ja) * 2000-07-10 2010-12-15 ダイキン工業株式会社 フッ化水素製造装置および製造方法
EP2118000B1 (en) * 2007-02-02 2011-05-25 Solvay Fluor GmbH Preparation of hydrogen fluoride from calcium fluoride and sulfuric acid
JP5428594B2 (ja) 2009-07-06 2014-02-26 ダイキン工業株式会社 フッ化水素の製造方法
JP2016028003A (ja) 2014-07-11 2016-02-25 ダイキン工業株式会社 フッ化水素の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1050374A (es) *
GB554127A (en) * 1941-11-18 1943-06-22 Wilhelm Siegel Improvements in and relating to the production of hydrofluoric acid and other gaseous fluorine compounds from fluorspar
CH319931A (de) * 1953-06-29 1957-03-15 Buss Ag Verfahren zur kontinuierlichen Herstellung von Flusssäure
FR1356982A (fr) * 1963-01-30 1964-04-03 Electro Chimie Soc D Perfectionnements aux procédés d'obtention d'acide fluorhydrique
US3404953A (en) * 1964-06-02 1968-10-08 Ici Ltd Manufacture of hydrogen fluoride
FR1436984A (fr) * 1965-06-02 1966-04-29 Ici Ltd Perfectionnements à la fabrication de l'acide fluorhydrique
GB1304781A (es) * 1969-11-11 1973-01-31
DE2435512A1 (de) * 1974-07-24 1976-02-05 Bayer Ag Verfahren zur herstellung von fluorwasserstoff und calciumsulfat
US4491571A (en) * 1982-06-11 1985-01-01 Asahi Glass Company Ltd. Process for producing hydrogen fluoride

Also Published As

Publication number Publication date
MX163416B (es) 1992-05-11
JPS6110004A (ja) 1986-01-17
BR8502327A (pt) 1986-01-21
EP0163565B1 (fr) 1987-08-12
ATA148885A (de) 1996-01-15
JPH0440282B2 (es) 1992-07-02
GB8511935D0 (en) 1985-06-19
DE3560446D1 (en) 1987-09-17
EP0163565A1 (fr) 1985-12-04
FR2564449A1 (fr) 1985-11-22
IT1187822B (it) 1987-12-23
GB2159136A (en) 1985-11-27
ZA853260B (en) 1985-12-24
FR2564449B1 (fr) 1988-06-03
KR850008145A (ko) 1985-12-13
AU4253985A (en) 1985-11-21
CA1307093C (fr) 1992-09-08
GB2159136B (en) 1988-03-02
IL75016A0 (en) 1985-08-30
ES543251A0 (es) 1986-01-01
AU578285B2 (en) 1988-10-20
IN164746B (es) 1989-05-20
IT8567448A0 (it) 1985-05-16
MA20432A1 (fr) 1985-12-31
KR890003670B1 (ko) 1989-09-30
EG17428A (en) 1991-08-30
IL75016A (en) 1988-10-31

Similar Documents

Publication Publication Date Title
ES423320A1 (es) Procedimiento para la obtencion de fluoruros de metales.
ES439669A1 (es) Procedimiento y aparato para la obtencion de acido fluorhi- drico y sulfato de calcio.
GB963089A (en) Process for the production of fluorine compounds from fluosilicic acid
DE3260217D1 (en) Process for producing chlorine dioxide
ES465644A1 (es) Un procedimiento para la produccion de dioxido de cloro.
ES8603788A1 (es) Procedimiento para la fabricacion de acido fluorhidrico
ES8403424A1 (es) Procedimiento para el ahorro de energia en la preparacion de tio2.
US3240564A (en) Manufacture (if carbon desulfhde
US3878294A (en) Production of hydrogen fluoride
IE38090B1 (en) Production of hydrogen fluoride
US3290115A (en) Process for producing nitrosyl chloride
JPS5617921A (en) Manufacture of potassium sulfate
BR8203900A (pt) Aperfeicoamento em processo para a producao de salicilato de sodio pela reacao de fenolato de sodio com dioxido de carbono
GB940289A (en) Process for the manufacture of hydrogen fluoride
GB1591952A (en) Process for the production of nitrous oxide
US3119654A (en) Production of alkali metal fluoborate
GB939363A (en) Process and apparatus for the manufacture of alkali metal phosphates
JPS5547224A (en) Production of gypsum
US3433591A (en) Process for the production of chlorine and potassium sulfate
JPS5788014A (en) Method and apparatus for manufacturing alkali monofluorophosphate
US3310369A (en) Process for producing anhydrous ammonium bifluoride from an aqueous solution of ammonium fluoride
US2396581A (en) Process for making pyrosulphuryl chloride
US4034069A (en) Method of preparing arsenic trifluoride
GB967951A (en) A process for the preparation of permono sulphuric acid
GB1467929A (en) Process for the manufacture of carbon oxysulphide

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001102