NL7004435A - - Google Patents

Info

Publication number
NL7004435A
NL7004435A NL7004435A NL7004435A NL7004435A NL 7004435 A NL7004435 A NL 7004435A NL 7004435 A NL7004435 A NL 7004435A NL 7004435 A NL7004435 A NL 7004435A NL 7004435 A NL7004435 A NL 7004435A
Authority
NL
Netherlands
Application number
NL7004435A
Other versions
NL167659B (nl
NL167659C (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 NL7004435A publication Critical patent/NL7004435A/xx
Publication of NL167659B publication Critical patent/NL167659B/xx
Application granted granted Critical
Publication of NL167659C publication Critical patent/NL167659C/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal
    • Y10S210/913—Chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
NL7004435A 1969-03-28 1970-03-26 Werkwijze voor het terugwinnen van chroom uit afvalslib. NL167659C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81163969A 1969-03-28 1969-03-28

Publications (3)

Publication Number Publication Date
NL7004435A true NL7004435A (de) 1970-09-30
NL167659B NL167659B (nl) 1981-08-17
NL167659C NL167659C (nl) 1982-01-18

Family

ID=25207118

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7004435A NL167659C (nl) 1969-03-28 1970-03-26 Werkwijze voor het terugwinnen van chroom uit afvalslib.

Country Status (8)

Country Link
US (1) US3552917A (de)
CH (1) CH553852A (de)
DE (1) DE2009966C3 (de)
ES (1) ES377373A1 (de)
FR (1) FR2035968B1 (de)
GB (1) GB1269461A (de)
NL (1) NL167659C (de)
SE (1) SE360682B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965001A (en) * 1973-02-12 1976-06-22 Exxon Research And Engineering Company Process for removing dispersed matter from water
US4417997A (en) * 1982-05-24 1983-11-29 Katalco Corp. Method for recovery of metals from spent iron-chrome shift catalyst and method of forming new catalyst
US4482645A (en) * 1983-05-24 1984-11-13 Imperial Chemical Industries Limited Method of making an iron oxidechromium oxide catalyst
CN1066296A (zh) * 1991-04-29 1992-11-18 广州市珠峰研究所 铬渣综合除毒法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2335365A (en) * 1941-08-14 1943-11-30 Carbide & Carbon Chem Corp Production of chromium trioxide
US2600171A (en) * 1942-10-24 1952-06-10 Sagen Gunnar Regeneration of chromic acid baths utilized in electrodeposition of chromium

Also Published As

Publication number Publication date
US3552917A (en) 1971-01-05
NL167659B (nl) 1981-08-17
NL167659C (nl) 1982-01-18
FR2035968B1 (de) 1973-04-06
DE2009966B2 (de) 1977-10-06
FR2035968A1 (de) 1970-12-24
CH553852A (de) 1974-09-13
SE360682B (de) 1973-10-01
GB1269461A (en) 1972-04-06
ES377373A1 (es) 1972-06-16
DE2009966C3 (de) 1978-05-24
DE2009966A1 (de) 1970-10-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee