FR2324571A1 - PROCESS FOR PREPARING MINERAL ACIDS WITHOUT SULFUR - Google Patents

PROCESS FOR PREPARING MINERAL ACIDS WITHOUT SULFUR

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
French (fr)
Other versions
FR2324571B1 (en
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/en
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 PROCESS FOR PREPARING MINERAL ACIDS WITHOUT SULFUR Granted FR2324571A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752542127 DE2542127A1 (en) 1975-09-22 1975-09-22 PROCESS FOR PREPARING SULFUR-FREE MINERAL ACID

Publications (2)

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

Family

ID=5957058

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628475A Granted FR2324571A1 (en) 1975-09-22 1976-09-22 PROCESS FOR PREPARING MINERAL ACIDS WITHOUT SULFUR

Country Status (5)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101823694B (en) * 2010-05-06 2012-04-25 杭州四面体科技有限公司 Processing method for purifying sulfur-containing chlorine hydride
CN110898618A (en) * 2019-12-23 2020-03-24 胡昌彬 Separation system and separation method for hydrogen chloride and sulfur dioxide mixed gas

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 (en) * 1960-09-20 1963-01-04 Hoechst Ag Method and control installation for concentrating hydrochloric acid solutions obtained from hydrochloric gas
FR1316227A (en) * 1961-03-22 1963-01-25 Buss A G Fa Industrial hydrofluoric acid purification process
FR1328682A (en) * 1961-07-11 1963-05-31 Hoechst Ag Aqueous hydrochloric acid purification process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR635339A (en) * 1926-05-31 1928-03-13 Rhenania Kunheim Ver Chemische Process for the separate extraction of sulfurous and hydrochloric acids
BE517382A (en) * 1952-02-06
NL280802A (en) * 1961-07-11
DE1792465A1 (en) * 1968-09-05 1971-11-18 Kali Chemie Ag Process for removing small amounts of fluorine and / or chlorine-containing methane or ethane derivatives from hydrochloric acid

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 (en) * 1960-09-20 1963-01-04 Hoechst Ag Method and control installation for concentrating hydrochloric acid solutions obtained from hydrochloric gas
FR1316227A (en) * 1961-03-22 1963-01-25 Buss A G Fa Industrial hydrofluoric acid purification process
FR1328682A (en) * 1961-07-11 1963-05-31 Hoechst Ag Aqueous hydrochloric acid purification process

Non-Patent Citations (1)

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

Also Published As

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

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Legal Events

Date Code Title Description
ST Notification of lapse