KR780000403B1 - Process for freeing 55-85% sulphuric acid from its impurities due to metals and/or semi-metals - Google Patents

Process for freeing 55-85% sulphuric acid from its impurities due to metals and/or semi-metals

Info

Publication number
KR780000403B1
KR780000403B1 KR7000837A KR700000837A KR780000403B1 KR 780000403 B1 KR780000403 B1 KR 780000403B1 KR 7000837 A KR7000837 A KR 7000837A KR 700000837 A KR700000837 A KR 700000837A KR 780000403 B1 KR780000403 B1 KR 780000403B1
Authority
KR
South Korea
Prior art keywords
metals
freeing
semi
sulphuric acid
impurities due
Prior art date
Application number
KR7000837A
Other languages
Korean (ko)
Inventor
H Sauder
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 KR780000403B1 publication Critical patent/KR780000403B1/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
KR7000837A 1969-06-16 1970-06-15 Process for freeing 55-85% sulphuric acid from its impurities due to metals and/or semi-metals KR780000403B1 (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
KR780000403B1 true KR780000403B1 (en) 1978-10-10

Family

ID=4348732

Family Applications (1)

Application Number Title Priority Date Filing Date
KR7000837A KR780000403B1 (en) 1969-06-16 1970-06-15 Process for freeing 55-85% sulphuric acid from its impurities due to metals and/or semi-metals

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
YU151270A (en) 1981-02-28
DE2029117A1 (en) 1970-12-23
AT297748B (en) 1972-04-10
IE34300B1 (en) 1975-04-02
YU36133B (en) 1982-02-25
TR17373A (en) 1975-03-24
DE2029117C3 (en) 1978-10-05
ES380730A1 (en) 1972-08-16
NL150079B (en) 1976-07-15
NL7008726A (en) 1970-12-18
IE34300L (en) 1970-12-16
CH511190A (en) 1971-08-15
GB1304254A (en) 1973-01-24
FR2052583A5 (en) 1971-04-09
DE2029117B2 (en) 1978-02-02
BR7019749D0 (en) 1973-01-25
RO61032A (en) 1976-07-15

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