NL7004289A - - Google Patents

Info

Publication number
NL7004289A
NL7004289A NL7004289A NL7004289A NL7004289A NL 7004289 A NL7004289 A NL 7004289A NL 7004289 A NL7004289 A NL 7004289A NL 7004289 A NL7004289 A NL 7004289A NL 7004289 A NL7004289 A NL 7004289A
Authority
NL
Netherlands
Application number
NL7004289A
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 NL7004289A publication Critical patent/NL7004289A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
    • C01B21/24—Nitric oxide (NO)
    • C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
    • C01B21/267—Means for preventing deterioration or loss of catalyst or for recovering lost catalyst
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/02—Obtaining noble metals by dry processes
    • C22B11/021—Recovery of noble metals from waste materials
    • C22B11/026—Recovery of noble metals from waste materials from spent catalysts
    • C22B11/028—Recovery of noble metals from waste materials from spent catalysts using solid sorbents, e.g. getters or catchment gauzes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
NL7004289A 1969-04-18 1970-03-25 NL7004289A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691919635 DE1919635A1 (de) 1969-04-18 1969-04-18 Kontaktofen fuer die Gasoxydation mit Auffangeinrichtung fuer Edelmetalle

Publications (1)

Publication Number Publication Date
NL7004289A true NL7004289A (xx) 1970-10-20

Family

ID=5731523

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7004289A NL7004289A (xx) 1969-04-18 1970-03-25

Country Status (5)

Country Link
BE (1) BE749103A (xx)
DE (1) DE1919635A1 (xx)
FR (1) FR2068870A5 (xx)
GB (1) GB1314874A (xx)
NL (1) NL7004289A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445175A1 (fr) * 1978-12-27 1980-07-25 Inst Nawozow Sztucznych Grille en metaux precieux pour la recuperation des platinoides qui se detachent du catalyseur au cours d'une reaction, notamment la recuperation du platine pendant l'oxydation de l'ammoniac
ATE15815T1 (de) * 1981-04-10 1985-10-15 Johnson Matthey Plc Rueckgewinnung von edelmetall.
US4721567A (en) * 1984-06-06 1988-01-26 Certech Inc. Ceramic pouring filter with tortuous flow paths
GB9100519D0 (en) * 1991-01-10 1991-02-20 Foseco Int Filters
GB2406802A (en) * 2003-09-11 2005-04-13 Caldo Environmental Engineerin Reactor incorporating a filter system
NO327431B1 (no) 2006-09-08 2009-06-29 Yara Int Asa Fremgangsmate og anordning for fangst av platinagruppeelementer
US10617978B1 (en) * 2018-10-24 2020-04-14 Pall Corporation Support and drainage material, filter, and method of use

Also Published As

Publication number Publication date
GB1314874A (en) 1973-04-26
FR2068870A5 (xx) 1971-09-03
DE1919635A1 (de) 1970-11-05
BE749103A (fr) 1970-10-01

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