NL7008726A - - Google Patents

Info

Publication number
NL7008726A
NL7008726A NL7008726A NL7008726A NL7008726A NL 7008726 A NL7008726 A NL 7008726A NL 7008726 A NL7008726 A NL 7008726A NL 7008726 A NL7008726 A NL 7008726A NL 7008726 A NL7008726 A NL 7008726A
Authority
NL
Netherlands
Application number
NL7008726A
Other versions
NL150079B (nl
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 filed Critical
Publication of NL7008726A publication Critical patent/NL7008726A/xx
Publication of NL150079B publication Critical patent/NL150079B/xx

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Detergent Compositions (AREA)
NL707008726A 1969-06-16 1970-06-15 Werkwijze voor het bevrijden van 55- tot 85-gew.procents zwavelzuur van zwaar-metaalverontreinigingen. NL150079B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH913869A CH511190A (de) 1969-06-16 1969-06-16 Verfahren zur Befreiung 55-85%iger Schwefelsäure von ihren Verunreinigungen durch Metalle und/oder Halbmetalle

Publications (2)

Publication Number Publication Date
NL7008726A true NL7008726A (xx) 1970-12-18
NL150079B NL150079B (nl) 1976-07-15

Family

ID=4348732

Family Applications (1)

Application Number Title Priority Date Filing Date
NL707008726A NL150079B (nl) 1969-06-16 1970-06-15 Werkwijze voor het bevrijden van 55- tot 85-gew.procents zwavelzuur van zwaar-metaalverontreinigingen.

Country Status (13)

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

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 (ja) * 1983-03-03 1984-09-13 Tadao Nagai 硫酸溶液の浄液法
DE3726047A1 (de) * 1987-08-06 1989-02-16 Bayer Ag Verfahren zum abtrennen von metallsulfaten aus schwefelsaeure
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
YU36133B (en) 1982-02-25
YU151270A (en) 1981-02-28
KR780000403B1 (en) 1978-10-10
CH511190A (de) 1971-08-15
TR17373A (tr) 1975-03-24
AT297748B (de) 1972-04-10
RO61032A (xx) 1976-07-15
IE34300L (en) 1970-12-16
DE2029117C3 (de) 1978-10-05
ES380730A1 (es) 1972-08-16
FR2052583A5 (xx) 1971-04-09
IE34300B1 (en) 1975-04-02
DE2029117A1 (xx) 1970-12-23
DE2029117B2 (de) 1978-02-02
BR7019749D0 (pt) 1973-01-25
GB1304254A (xx) 1973-01-24
NL150079B (nl) 1976-07-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: INVENTA