CH274839A - Verfahren zur Rückgewinnung von Platin. - Google Patents

Verfahren zur Rückgewinnung von Platin.

Info

Publication number: CH274839A
Authority: CH; Switzerland
Prior art keywords: platinum; recovery
Prior art date: 1948-10-02

Application number

Other languages

English (en)

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.)

1948-10-02

Filing date

1949-02-03

Publication date

1951-04-30

1949-02-03 Application filed by Degussa filed Critical Degussa

1951-04-30 Publication of CH274839A publication Critical patent/CH274839A/de

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
- 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
- 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
- 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)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Inorganic Chemistry (AREA)
Manufacturing & Machinery (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Catalysts (AREA)

CH274839D 1948-10-02 1949-02-03 Verfahren zur Rückgewinnung von Platin. CH274839A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEP16544D DE846250C (de)	1948-10-02	1948-10-02	Verfahren zur Rueckgewinnung des bei der Ammoniak-Oxydation sich verfluechtigenden Platins

Publications (1)

Publication Number	Publication Date
CH274839A true CH274839A (de)	1951-04-30

Family

ID=25738860

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH274839D CH274839A (de)	1948-10-02	1949-02-03	Verfahren zur Rückgewinnung von Platin.

Country Status (4)

Country	Link
CH (1)	CH274839A (de)
DE (1)	DE846250C (de)
FR (1)	FR1013592A (de)
GB (1)	GB668935A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE927566C (de) *	1952-01-29	1955-05-12	Heraeus Gmbh W C	Verfahren zur Wiedergewinnung von Platin bei katalytischen Gasreaktionen
DE938908C (de) *	1953-09-17	1956-02-09	Basf Ag	Verfahren zur Wiedergewinnung von Edelmetallen, insbesondere Metallen der Platingruppe, aus den bei katalytischen Umsetzungen an solchen Metallen gebildeten Reaktionsgasen
DE1088033B (de) *	1956-07-06	1960-09-01	Lentia G M B H	Verfahren zum Auffangen von Edelmetallen
WO2001011094A1 (en) *	1999-08-10	2001-02-15	Engelhard Corporation	Recovery of precious metal
EP4310210A1 (de)	2022-07-19	2024-01-24	Yara International ASA	System zur rückgewinnung von flüchtigen metallen und edelmetallen aus gestapelten silberhaltigen elementen
EP4310209A1 (de)	2022-07-19	2024-01-24	Yara International ASA	Verfahren zur rückgewinnung von flüchtigen pt oder pd und system dafür
AU2024289628A1 (en)	2023-07-06	2025-12-18	Yara International Asa	System for recovering volatile pt and/or rh and method thereof
EP4682274A1 (de)	2024-07-17	2026-01-21	Yara International ASA	System zur rückgewinnung von flüchtigem pt, pd und/oder rh und verfahren dafür

1948
- 1948-10-02 DE DEP16544D patent/DE846250C/de not_active Expired
1949
- 1949-02-03 CH CH274839D patent/CH274839A/de unknown
1950
- 1950-02-03 GB GB287650D patent/GB668935A/en not_active Expired
- 1950-02-03 FR FR1013592D patent/FR1013592A/fr not_active Expired

Also Published As

Publication number	Publication date
GB668935A (en)	1952-03-26
FR1013592A (fr)	1952-07-30
DE846250C (de)	1952-08-11

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