EP4747418A1 - Verfahren zum auffangen von einem durch verdampfen verlorenen edelmetall, insbesondere rhodium, in einen hochgeheizten gasstrom unter verwendung eines oxids - Google Patents

Verfahren zum auffangen von einem durch verdampfen verlorenen edelmetall, insbesondere rhodium, in einen hochgeheizten gasstrom unter verwendung eines oxids

Info

Publication number
EP4747418A1
EP4747418A1 EP24754566.8A EP24754566A EP4747418A1 EP 4747418 A1 EP4747418 A1 EP 4747418A1 EP 24754566 A EP24754566 A EP 24754566A EP 4747418 A1 EP4747418 A1 EP 4747418A1
Authority
EP
European Patent Office
Prior art keywords
oxide
rhodium
optionally
elements
perovskite
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP24754566.8A
Other languages
English (en)
French (fr)
Inventor
Johan Skjelstad
Anja Olafsen SJÅSTAD
Helmer FJELLVÅG
Asbjørn Slagtern FJELLVÅG
Julie HESSEVIK
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KARasmussen
Oslo Uio, University of
Yara International ASA
Original Assignee
KARasmussen
Oslo Uio, University of
Yara International ASA
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 KARasmussen, Oslo Uio, University of, Yara International ASA filed Critical KARasmussen
Publication of EP4747418A1 publication Critical patent/EP4747418A1/de
Pending legal-status Critical Current

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
    • 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
    • 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
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/464—Rhodium
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/485—Impregnating or reimpregnating with, or deposition of metal compounds or catalytically active elements
    • 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)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
EP24754566.8A 2023-07-21 2024-07-19 Verfahren zum auffangen von einem durch verdampfen verlorenen edelmetall, insbesondere rhodium, in einen hochgeheizten gasstrom unter verwendung eines oxids Pending EP4747418A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/EP2023/070348 WO2025021282A1 (en) 2023-07-21 2023-07-21 Process for the capture of a noble metal, especially rhodium, lost by volatilization from a catalyst to a high heated gas stream by using an oxide
PCT/EP2024/070598 WO2025021699A1 (en) 2023-07-21 2024-07-19 Process for the capture of a noble metal, especially rhodium, lost by volatilization from a catalyst to a high heated gas stream by using an oxide

Publications (1)

Publication Number Publication Date
EP4747418A1 true EP4747418A1 (de) 2026-05-27

Family

ID=87569927

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24754566.8A Pending EP4747418A1 (de) 2023-07-21 2024-07-19 Verfahren zum auffangen von einem durch verdampfen verlorenen edelmetall, insbesondere rhodium, in einen hochgeheizten gasstrom unter verwendung eines oxids

Country Status (4)

Country Link
EP (1) EP4747418A1 (de)
CN (1) CN121889522A (de)
AU (1) AU2023455950A1 (de)
WO (2) WO2025021282A1 (de)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8516333D0 (en) * 1985-06-28 1985-07-31 Johnson Matthey Plc Nitric oxide
GB0315643D0 (en) * 2003-04-29 2003-08-13 Johnson Matthey Plc Improved catalyst charge design
RU2397810C2 (ru) * 2006-03-10 2010-08-27 Умикоре Аг Унд Ко. Кг Катализатор и способ разложения монооксида диазота и способ и устройство для получения азотной кислоты
NO327431B1 (no) * 2006-09-08 2009-06-29 Yara Int Asa Fremgangsmate og anordning for fangst av platinagruppeelementer
GB0819094D0 (en) * 2008-10-20 2008-11-26 Johnson Matthey Plc Catalyst containment unit
GB201102501D0 (en) * 2011-02-14 2011-03-30 Johnson Matthey Plc Catalysts for use in ammonia oxidation processes
DE102015225579A1 (de) * 2015-12-17 2017-06-22 Umicore Ag & Co. Kg Verfahren zur Verhinderung der Kontamination eines SCR-Katalysators mit Platin
GB201613849D0 (en) * 2016-08-12 2016-09-28 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture region for volatilised platinum

Also Published As

Publication number Publication date
WO2025021282A1 (en) 2025-01-30
WO2025021699A1 (en) 2025-01-30
AU2023455950A1 (en) 2026-02-12
CN121889522A (zh) 2026-04-17

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