CH471226A - Verfahren zur Wiedergewinnung des bei katalytischen Reaktionen sich verflüchtigenden Edelmetalls - Google Patents

Verfahren zur Wiedergewinnung des bei katalytischen Reaktionen sich verflüchtigenden Edelmetalls

Info

Publication number
CH471226A
CH471226A CH1266865A CH1266865A CH471226A CH 471226 A CH471226 A CH 471226A CH 1266865 A CH1266865 A CH 1266865A CH 1266865 A CH1266865 A CH 1266865A CH 471226 A CH471226 A CH 471226A
Authority
CH
Switzerland
Prior art keywords
volatilized
recovery
precious metal
catalytic reactions
catalytic
Prior art date
Application number
CH1266865A
Other languages
English (en)
Inventor
Hermann Dr Holzmann
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 CH471226A publication Critical patent/CH471226A/de

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
    • B01J23/90—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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • 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)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Catalysts (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CH1266865A 1964-10-03 1965-09-13 Verfahren zur Wiedergewinnung des bei katalytischen Reaktionen sich verflüchtigenden Edelmetalls CH471226A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED45559A DE1207089B (de) 1964-10-03 1964-10-03 Verfahren zur Wiedergewinnung des bei der Ammoniakverbrennung mittels Katalysatoren sich verfluechtigenden Edelmetalls

Publications (1)

Publication Number Publication Date
CH471226A true CH471226A (de) 1969-04-15

Family

ID=7049096

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1266865A CH471226A (de) 1964-10-03 1965-09-13 Verfahren zur Wiedergewinnung des bei katalytischen Reaktionen sich verflüchtigenden Edelmetalls

Country Status (10)

Country Link
US (1) US3434826A (de)
BE (1) BE670245A (de)
CH (1) CH471226A (de)
DE (1) DE1207089B (de)
ES (1) ES318053A1 (de)
FI (1) FI45865C (de)
GB (1) GB1082105A (de)
IL (1) IL24375A (de)
NL (1) NL6512495A (de)
SE (1) SE326836B (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660024A (en) * 1970-09-11 1972-05-02 Engelhard Min & Chem Process for ammonia oxidation
GB1404576A (en) * 1971-08-09 1975-09-03 Johnson Matthey Co Ltd Catalyst
US3881877A (en) * 1971-10-05 1975-05-06 Matthey Bishop Inc Catalyst supporting screen
BE789706A (fr) * 1971-10-05 1973-02-01 Johnson Matthey Co Ltd Structure-support pour catalyseurs
FR2240047B1 (de) * 1973-08-06 1977-08-26 Louyot Comptoir Lyon Alemand
US3993600A (en) * 1973-08-23 1976-11-23 Matthey Bishop, Inc. Catalyst support assembly
US3998599A (en) * 1974-09-20 1976-12-21 Gould Inc. System for catalytic reduction of NOx emanating from an internal combustion engine
BE873096A (fr) * 1978-12-27 1979-04-17 Mennica Panstwowa Grille de recuperation des platinoides
US4351887A (en) * 1979-05-03 1982-09-28 Johnson, Matthey & Co., Limited Foldable metallic gauze pack and segment
ATE15815T1 (de) * 1981-04-10 1985-10-15 Johnson Matthey Plc Rueckgewinnung von edelmetall.
AU550041B2 (en) * 1981-08-12 1986-02-27 Engelhard Corporation Recovering platinum and rhodium in nitric acid plant
US4412859A (en) 1981-08-12 1983-11-01 Engelhard Corporation Method for recovering platinum in a nitric acid plant
US4497657A (en) * 1982-08-02 1985-02-05 Engelhard Corporation Method for recovering platinum in a nitric acid plant
FR2559787B1 (fr) * 1984-02-22 1992-09-18 Louyot Comptoir Lyon Alemand Toile perfectionnee pour la recuperation de platine, notamment dans les usines de synthese d'acide nitrique et procede de fabrication et d'utilisation de ladite toile
US5160722A (en) * 1991-06-17 1992-11-03 Johnson Matthey, Inc. Low pressure drop, high surface area ammonia oxidation catalyst
US5356603A (en) * 1991-06-17 1994-10-18 Johnson Matthey Inc. Method for the production of hydrocyanic acid using a corrugated catalyst
GB9302531D0 (en) * 1993-02-09 1993-03-24 Johnson Matthey Plc Improvements in pt recovery
US5597535A (en) * 1994-02-25 1997-01-28 Tekran Inc. Apparatus for detecting mercury
RU2224804C2 (ru) * 2002-04-15 2004-02-27 Красноярская государственная академия цветных металлов и золота Способ селективного растворения палладия с поверхности изделий на основе неблагородных металлов
US8137648B2 (en) * 2010-10-12 2012-03-20 Ford Global Technologies, Llc Diesel engine exhaust treatment system and method including a platinum group metal trapping device
CN102302923A (zh) * 2011-05-03 2012-01-04 南京华东电子真空材料有限公司 一种组合型吸气剂
EP2674584B2 (de) * 2012-06-14 2020-04-29 Umicore AG & Co. KG Verwendung eines Oxidationskatalysators zur Verhinderung der Kontamination eines SCR-Katalysators mit Platin

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2302725A (en) * 1940-05-31 1942-11-24 John T Maney Precipitation process and apparatus
US2648393A (en) * 1949-02-03 1953-08-11 Degussa Process for the recovery of platinum
GB706696A (en) * 1950-02-09 1954-04-07 Degussa Process for the recovery of platinum volatilising from platinum catalysts
US2747679A (en) * 1952-01-29 1956-05-29 Heraeus Gmbh W C Recovery of platinum in catalytic gas reactions
US2920953A (en) * 1956-07-05 1960-01-12 Chemie Linz Ag Process and apparatus for recovering platinum and platinum-rhodium alloys from gasescontaining same
US3303020A (en) * 1963-10-21 1967-02-07 Gulf Research Development Co Process for the removal of a platinum group metal from an organic reaction product

Also Published As

Publication number Publication date
NL6512495A (de) 1966-04-04
ES318053A1 (es) 1966-07-16
GB1082105A (en) 1967-09-06
US3434826A (en) 1969-03-25
FI45865B (de) 1972-06-30
DE1207089B (de) 1965-12-16
IL24375A (en) 1969-11-30
FI45865C (fi) 1972-10-10
SE326836B (de) 1970-08-03
BE670245A (de) 1966-01-17

Similar Documents

Publication Publication Date Title
CH471226A (de) Verfahren zur Wiedergewinnung des bei katalytischen Reaktionen sich verflüchtigenden Edelmetalls
AT260555B (de) Verfahren zur Gewinnung von reinen Metallchloriden
CH489289A (de) Verfahren zur Warmverformung von Metallen oder Metallegierungen
CH479716A (de) Verfahren zur Verhinderung des Anätzens bei der Elektroplattierung von Metallen
DE1278804C2 (de) Verfahren zum Voroxydieren von Werkstuecken aus Chromeisen und Chromnickeleisenlegierungen zur Erleichterung des Anschmelzens derselben an Glas
AT327968B (de) Vorrichtung und verfahren zur reduktion von teilchenformigem metallerz zu metallteilchen
CH467874A (de) Verfahren zur Steigerung der Oberflächenaktivität von Metallen
CH460834A (de) Verfahren zur Behandlung von geschmolzenem Metall und Vorrichtung zur Ausführung des Verfahrens
AT322590B (de) Verfahren und vorrichtung zur reduktion von metallerzteilchen
AT272037B (de) Verfahren zur Verbesserung des Schutzes von Metallen
AT246710B (de) Vorrichtung zur kontinuierlichen Durchführung von chemischen Reaktionen geringer Reaktionsgeschwindigkeit
AT245339B (de) Verfahren und Vorrichtung zur Gewinnung von Schrott
AT240138B (de) Verfahren zur Detonationsverschweißung von Metallstücken
CH457389A (de) Verfahren zur Reinigung von Adipinsäurenitril
AT245901B (de) Verfahren und Vorrichtung zur Regenerierung von Salzsäure
AT272269B (de) Verfahren zur Herstellung dichter Teilchen von Oxyden der Actinidenmetalle
CH454806A (de) Verfahren zur Steuerung von exothermen Reaktionen
AT267998B (de) Verfahren zur chemischen Oberflächenbehandlung von Metallen
CH431097A (de) Verfahren zur thermischen Gewinnung von Magnesium
AT249384B (de) Verfahren zur Herstellung von Metallen und Legierungen
AT319618B (de) Verfahren zur Reinigung und Gewinnung von Gehalten an schwerschmelzbaren Metallen
CH383937A (de) Verfahren zur Reaktivierung von Edelmetallkatalysatoren
CH433205A (de) Verfahren zur Herstellung von Einkristallen aus Metalloxyden
AT266871B (de) Verfahren zur Wiedergewinnung von Edelmetallen
CH412404A (de) Verfahren zur serienmässigen Bestimmung des Wasserstoffgehaltes von Metallproben

Legal Events

Date Code Title Description
PL Patent ceased