CH235560A - Process for the recovery of platinum which is volatilized in ammonia combustion. - Google Patents

Process for the recovery of platinum which is volatilized in ammonia combustion.

Info

Publication number
CH235560A
CH235560A CH235560DA CH235560A CH 235560 A CH235560 A CH 235560A CH 235560D A CH235560D A CH 235560DA CH 235560 A CH235560 A CH 235560A
Authority
CH
Switzerland
Prior art keywords
volatilized
platinum
recovery
ammonia combustion
ammonia
Prior art date
Application number
Other languages
German (de)
Inventor
Deutsche Gold-Und Sil Roessler
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of CH235560A publication Critical patent/CH235560A/en

Links

Classifications

    • 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
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/90—Regeneration or reactivation
    • B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
    • 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
    • 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
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Catalysts (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
CH235560D 1942-04-24 1943-03-30 Process for the recovery of platinum which is volatilized in ammonia combustion. CH235560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE450179X 1942-04-24

Publications (1)

Publication Number Publication Date
CH235560A true CH235560A (en) 1944-12-15

Family

ID=6538366

Family Applications (1)

Application Number Title Priority Date Filing Date
CH235560D CH235560A (en) 1942-04-24 1943-03-30 Process for the recovery of platinum which is volatilized in ammonia combustion.

Country Status (5)

Country Link
BE (2) BE452298A (en)
CH (1) CH235560A (en)
DE (3) DE747120C (en)
FR (2) FR892074A (en)
NL (2) NL64335C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972472C (en) * 1944-12-19 1959-07-30 Lonza Werke Elektrochemische F Process for the recovery of platinum metals volatilized from platinum or platinum alloy catalysts
DE938908C (en) * 1953-09-17 1956-02-09 Basf Ag Process for the recovery of noble metals, in particular metals of the platinum group, from the reaction gases formed during catalytic conversions of such metals
US3515541A (en) * 1967-05-03 1970-06-02 Chemie Linz Ag Process for the recovery of noble metals
ES388847A1 (en) * 1970-03-05 1973-06-01 Engelhard Min & Chem Recovery of platinum group metals
GB8516333D0 (en) * 1985-06-28 1985-07-31 Johnson Matthey Plc Nitric oxide

Also Published As

Publication number Publication date
BE452298A (en) 1943-10-30
NL64335C (en) 1900-01-01
DE747120C (en) 1944-02-22
BE450179A (en) 1900-01-01
DE878799C (en) 1953-06-05
DE884639C (en) 1953-07-27
FR892074A (en) 1944-03-28
NL64418C (en) 1900-01-01
FR53120E (en) 1945-09-19

Similar Documents

Publication Publication Date Title
CH221698A (en) Method and device for cooling combustion chambers.
CH269501A (en) Process for the production of nitrogen oxide and device for carrying out the process.
CH319060A (en) Process for the preparation of basic derivatives of 2-phenyl-indole
CH240627A (en) Mine pen and process for its manufacture.
AT170488B (en) Device for making angular seams
CH248479A (en) Process for the preparation of aniline-N-d-riboside.
CH250872A (en) Process for obtaining peanut globulin.
CH250360A (en) Filter body for denicotinizing tobacco smoke.
CH231150A (en) Process for obtaining toxiferin I and II.
CH236240A (en) Process for improving the processability and the stability of polyvinyl chloride-plasticizer mixtures.
AT181409B (en) Process for increasing the thermal protection of components
CH226226A (en) Process and device for the production of protective gas by splitting ammonia and burning the cleavage products.
CH239848A (en) Process for the preparation of 6-sulfanilamido-4-methyl-pyrimidine.
CH246526A (en) Method for fastening the blades of turbomachinery and device for carrying out the method.
CH227887A (en) Process for the preparation of tetrahydro-p-oxazinylmethyl-benzodioxane.
CH229836A (en) Process for the absorption of combustion products of ammonia.
CH236577A (en) Process for the recovery of vapors.
CH234345A (en) Process for the oxidation of ammonia.
AT162376B (en) Process for the preparation of halo-8-oxychinaldines
CH252132A (en) Method and device for the production of sodium bicarbonate.
AT168083B (en) Process for the preparation of 1-d-ribitylamino-3,4-xylene
CH236756A (en) Process for the absorption of hydrogen chloride.
AT169315B (en) Process for the aluminothermic extraction of metals
CH254233A (en) Process and device for the extraction of heavy noble gases.
CH228931A (en) Process for the preparation of the cyclohexanecarboxylic acid chloride.