GB1544517A - Process for treating an inorganic acid or acid anhydride - Google Patents

Process for treating an inorganic acid or acid anhydride

Info

Publication number
GB1544517A
GB1544517A GB3928976A GB3928976A GB1544517A GB 1544517 A GB1544517 A GB 1544517A GB 3928976 A GB3928976 A GB 3928976A GB 3928976 A GB3928976 A GB 3928976A GB 1544517 A GB1544517 A GB 1544517A
Authority
GB
United Kingdom
Prior art keywords
acid
treating
acid anhydride
inorganic
inorganic acid
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
GB3928976A
Other languages
English (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 GB1544517A publication Critical patent/GB1544517A/en
Expired 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)
GB3928976A 1975-09-22 1976-09-22 Process for treating an inorganic acid or acid anhydride Expired GB1544517A (en)

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 (1)

Publication Number Publication Date
GB1544517A true GB1544517A (en) 1979-04-19

Family

ID=5957058

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3928976A Expired GB1544517A (en) 1975-09-22 1976-09-22 Process for treating an inorganic acid or acid anhydride

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101823694A (zh) * 2010-05-06 2010-09-08 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
CN110898618A (zh) * 2019-12-23 2020-03-24 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

Family Cites Families (9)

* 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
US2459438A (en) * 1945-08-23 1949-01-18 Harshaw Chem Corp Manufacture of hydrofluoric acid
BE517382A (enrdf_load_stackoverflow) * 1952-02-06
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
CH391671A (de) * 1961-03-22 1965-05-15 Buss Ag Verfahren zur Reinigung von technischer Flusssäure
NL280802A (enrdf_load_stackoverflow) * 1961-07-11
FR1328682A (fr) * 1961-07-11 1963-05-31 Hoechst Ag Procédé de purification d'acide chlorhydrique aqueux
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101823694A (zh) * 2010-05-06 2010-09-08 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
CN110898618A (zh) * 2019-12-23 2020-03-24 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
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

Also Published As

Publication number Publication date
DE2542127A1 (de) 1977-03-31
BE846430A (fr) 1977-03-22
IT1068527B (it) 1985-03-21
FR2324571A1 (fr) 1977-04-15
DE2542127C2 (enrdf_load_stackoverflow) 1987-10-15
FR2324571B1 (enrdf_load_stackoverflow) 1980-03-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee