AT297748B - Process for the separation of 55 to 85% by weight sulfuric acid from its impurities by metals and / or semimetals - Google Patents

Process for the separation of 55 to 85% by weight sulfuric acid from its impurities by metals and / or semimetals

Info

Publication number
AT297748B
AT297748B AT536570A AT536570A AT297748B AT 297748 B AT297748 B AT 297748B AT 536570 A AT536570 A AT 536570A AT 536570 A AT536570 A AT 536570A AT 297748 B AT297748 B AT 297748B
Authority
AT
Austria
Prior art keywords
semimetals
impurities
metals
separation
sulfuric acid
Prior art date
Application number
AT536570A
Other languages
German (de)
Inventor
Marcel Dr Capaul
Hermann Sauter
Original Assignee
Inventa 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 Inventa Ag filed Critical Inventa Ag
Application granted granted Critical
Publication of AT297748B publication Critical patent/AT297748B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42—Separation; Purification; Stabilisation; Use of additives
    • C07C303/44—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Detergent Compositions (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Manufacture And Refinement Of Metals (AREA)
AT536570A 1969-06-16 1970-06-15 Process for the separation of 55 to 85% by weight sulfuric acid from its impurities by metals and / or semimetals AT297748B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH913869A CH511190A (en) 1969-06-16 1969-06-16 Process for removing 55-85% sulfuric acid from its contamination by metals and / or semi-metals

Publications (1)

Publication Number Publication Date
AT297748B true AT297748B (en) 1972-04-10

Family

ID=4348732

Family Applications (1)

Application Number Title Priority Date Filing Date
AT536570A AT297748B (en) 1969-06-16 1970-06-15 Process for the separation of 55 to 85% by weight sulfuric acid from its impurities by metals and / or semimetals

Country Status (13)

Country Link
KR (1) KR780000403B1 (en)
AT (1) AT297748B (en)
BR (1) BR7019749D0 (en)
CH (1) CH511190A (en)
DE (1) DE2029117C3 (en)
ES (1) ES380730A1 (en)
FR (1) FR2052583A5 (en)
GB (1) GB1304254A (en)
IE (1) IE34300B1 (en)
NL (1) NL150079B (en)
RO (1) RO61032A (en)
TR (1) TR17373A (en)
YU (1) YU36133B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947561A (en) * 1973-10-02 1976-03-30 St. Joe Minerals Corporation Method of removing mercury from sulfuric acid
JPS59162108A (en) * 1983-03-03 1984-09-13 Tadao Nagai Washing of solution of sulfuric acid
DE3726047A1 (en) * 1987-08-06 1989-02-16 Bayer Ag METHOD FOR SEPARATING METAL SULFATES FROM SULFURIC ACID
US5009868A (en) * 1987-12-14 1991-04-23 East Penn Manufacturing Co., Inc. Process for the extended use of strip acid employed in the reclamation of battery acid fluid from expanded lead-acid batteries
EP1964811B1 (en) * 2007-02-28 2016-11-30 China Petrochemical Development Corporation Method for preparing hydroxylammonium phosphate

Also Published As

Publication number Publication date
RO61032A (en) 1976-07-15
IE34300B1 (en) 1975-04-02
BR7019749D0 (en) 1973-01-25
YU36133B (en) 1982-02-25
YU151270A (en) 1981-02-28
CH511190A (en) 1971-08-15
KR780000403B1 (en) 1978-10-10
DE2029117A1 (en) 1970-12-23
DE2029117B2 (en) 1978-02-02
DE2029117C3 (en) 1978-10-05
NL7008726A (en) 1970-12-18
GB1304254A (en) 1973-01-24
ES380730A1 (en) 1972-08-16
IE34300L (en) 1970-12-16
TR17373A (en) 1975-03-24
FR2052583A5 (en) 1971-04-09
NL150079B (en) 1976-07-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee