FR2324571A1 - Procede de preparation d'acides mineraux sans soufre - Google Patents

Procede de preparation d'acides mineraux sans soufre

Info

Publication number
FR2324571A1
FR2324571A1 FR7628475A FR7628475A FR2324571A1 FR 2324571 A1 FR2324571 A1 FR 2324571A1 FR 7628475 A FR7628475 A FR 7628475A FR 7628475 A FR7628475 A FR 7628475A FR 2324571 A1 FR2324571 A1 FR 2324571A1
Authority
FR
France
Prior art keywords
sulfur
mineral acids
preparing mineral
preparing
acids
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.)
Granted
Application number
FR7628475A
Other languages
English (en)
French (fr)
Other versions
FR2324571B1 (enrdf_load_stackoverflow
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.)
Hoechst AG
Original Assignee
Hoechst 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
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of FR2324571A1 publication Critical patent/FR2324571A1/fr
Application granted granted Critical
Publication of FR2324571B1 publication Critical patent/FR2324571B1/fr
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
    • C01B7/01—Chlorine; Hydrogen chloride
    • 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
    • C01B7/09—Bromine; Hydrogen bromide
    • C01B7/093—Hydrogen bromide
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
FR7628475A 1975-09-22 1976-09-22 Procede de preparation d'acides mineraux sans soufre Granted FR2324571A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752542127 DE2542127A1 (de) 1975-09-22 1975-09-22 Verfahren zum herstellen von schwefelfreier mineralsaeure

Publications (2)

Publication Number Publication Date
FR2324571A1 true FR2324571A1 (fr) 1977-04-15
FR2324571B1 FR2324571B1 (enrdf_load_stackoverflow) 1980-03-21

Family

ID=5957058

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628475A Granted FR2324571A1 (fr) 1975-09-22 1976-09-22 Procede de preparation d'acides mineraux sans soufre

Country Status (5)

Country Link
BE (1) BE846430A (enrdf_load_stackoverflow)
DE (1) DE2542127A1 (enrdf_load_stackoverflow)
FR (1) FR2324571A1 (enrdf_load_stackoverflow)
GB (1) GB1544517A (enrdf_load_stackoverflow)
IT (1) IT1068527B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101823694B (zh) * 2010-05-06 2012-04-25 杭州四面体科技有限公司 一种含硫的氯化氢净化处理方法
CN110898618B (zh) * 2019-12-23 2025-02-11 胡昌彬 一种氯化氢与二氧化硫混合气的分离系统及其分离方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2459438A (en) * 1945-08-23 1949-01-18 Harshaw Chem Corp Manufacture of hydrofluoric acid
US2813000A (en) * 1954-03-31 1957-11-12 Aluminium Lab Ltd Removal of hydrogen fluoride from gases
FR1313784A (fr) * 1960-09-20 1963-01-04 Hoechst Ag Procédé et installation de réglage pour concentrer des solutions d'acide chlorhydrique obtenues à partir de gaz chlorhydriques
FR1316227A (fr) * 1961-03-22 1963-01-25 Buss A G Fa Procédé de purification de l'acide fluorhydrique industriel
FR1328682A (fr) * 1961-07-11 1963-05-31 Hoechst Ag Procédé de purification d'acide chlorhydrique aqueux

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR635339A (fr) * 1926-05-31 1928-03-13 Rhenania Kunheim Ver Chemische Procédé d'extraction séparée d'acides sulfureux et d'acides chlorhydriques
BE517382A (enrdf_load_stackoverflow) * 1952-02-06
NL280802A (enrdf_load_stackoverflow) * 1961-07-11
DE1792465A1 (de) * 1968-09-05 1971-11-18 Kali Chemie Ag Verfahren zur Entfernung geringer Mengen Fluor und/oder Chlor enthaltender Methan- oder AEthanderivate aus Salzsaeure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2459438A (en) * 1945-08-23 1949-01-18 Harshaw Chem Corp Manufacture of hydrofluoric acid
US2813000A (en) * 1954-03-31 1957-11-12 Aluminium Lab Ltd Removal of hydrogen fluoride from gases
FR1313784A (fr) * 1960-09-20 1963-01-04 Hoechst Ag Procédé et installation de réglage pour concentrer des solutions d'acide chlorhydrique obtenues à partir de gaz chlorhydriques
FR1316227A (fr) * 1961-03-22 1963-01-25 Buss A G Fa Procédé de purification de l'acide fluorhydrique industriel
FR1328682A (fr) * 1961-07-11 1963-05-31 Hoechst Ag Procédé de purification d'acide chlorhydrique aqueux

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1973 *

Also Published As

Publication number Publication date
DE2542127A1 (de) 1977-03-31
BE846430A (fr) 1977-03-22
IT1068527B (it) 1985-03-21
DE2542127C2 (enrdf_load_stackoverflow) 1987-10-15
FR2324571B1 (enrdf_load_stackoverflow) 1980-03-21
GB1544517A (en) 1979-04-19

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Legal Events

Date Code Title Description
ST Notification of lapse