platinum group containing

2021-02-08T06:02:57+00:00
  • Platinum group chemical element group Britannica

    Virtually all platinum-group metals are recovered from copper or nickel sulfide minerals, which are concentrated by flotation separation. Smelting of the concentrate produces a matte that is leached of copper and nickel sulfides in an autoclave. The solid leach residue contains 15 to 20 percent platinum-group

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  • Platinum-Group Metal - an overview ScienceDirect Topics

    separating the platinum-group elements in the converter matte from the base metals, either by magnetic concentration or by leaching, to produce a very rich platinum-group metal concentrate containing about 60% platinum-group elements; and, (e) refining this concentrate to individual platinum-group metals with purities in excess of 99.9%.

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  • US4737205A - Platinum group metal-containing alloy ...

    This invention relates to platinum group metal-containing alloys comprising, apart from impurities: (a) at least 40 wt. % nickel or at least 40 wt. % cobalt; (b) a trace to 30 wt. % chromium; and (c) a trace to 15 wt. % of one or more of the metals platinum, palladium, rhodium, iridium, osmium and ruthenium.

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  • Platinum group complexes containing salicylaldehyde based ...

    7/1/2020  Platinum group complexes containing salicylaldehyde based thiosemicarbazone ligands: Their synthesis, characterization, bonding modes, antibacterial and antioxidant studies. Author links open overlay panel Lincoln Dkhar a Venkanna Banothu b Krishna Mohan Poluri c

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  • List of Platinum Group Metals or PGMs - ThoughtCo

    8/1/2019  Sources of Platinum Group Metals . Platinum gets its name from platina, meaning "little silver," because the Spaniards considered it an unwanted impurity in silver mining operations in Colombia.For the most part, PGMs are found together in ores. Ultramafic and mafic igneous rocks contain high levels of platinum group metals, the granites contain a low percentage of the metals.

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  • Platinum-based antineoplastic - Wikipedia

    Platinum-based antineoplastic drugs (informally called platins) are chemotherapeutic agents used to treat cancer.They are coordination complexes of platinum.These drugs are used to treat almost half of people receiving chemotherapy for cancer. In this form of chemotherapy, popular drugs include cisplatin, oxaliplatin, and carboplatin, but several have been proposed or are under development.

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  • Sample Preparation Guides - Inorganic Ventures

    Rhodium is the third of the six platinum group metals (PGMs –Ru, Os, Rh, Ir, Pd and Pt) to be addressed in this series. Rh is very rare and is found only in platinum ores. Most of the world’s Rh comes from South Africa where ~75% of the world’s ~3 metric tons/year production occurs.

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  • WO2002070129A1 - Solid acid catalyst containing platinum ...

    platinum group group metal solid acid weight Prior art date 2001-03-02 Application number PCT/JP2002/001873 Other languages English (en) French (fr) Other versions WO2002070129A9 (en Inventor Satoshi Furuta Minoru Ogawa Original Assignee Japan Energy Corporation Priority date (The priority date is an assumption and is not a legal conclusion.

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  • US4737205A - Platinum group metal-containing alloy ...

    This invention relates to platinum group metal-containing alloys comprising, apart from impurities: (a) at least 40 wt. % nickel or at least 40 wt. % cobalt; (b) a trace to 30 wt. % chromium; and (c) a trace to 15 wt. % of one or more of the metals platinum, palladium, rhodium, iridium, osmium and ruthenium.

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  • RECYCLING OF PLATINUM GROUP METALS FROM AUTOMOTIVE ...

    The platinum group metals (PGMs) palladium, platinum, and rhodium represent the key materials for automotive exhaust gas treatment. ... The used PGM-containing catalytic converters originated from a local scrap dealer that collects and processes accident-damaged vehicles and scrap cars. One of the processed converters can

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  • Recycling the Platinum Group Metals: A European ...

    The high technical recyclability of platinum group metals means that over 95% recovery can be achieved once pgm-containing scrap reaches a state-of-the-art refining facility. Technical challenges exist, but the main barriers to recycling pgms lie in ensuring the collection of scrap and in the capacity and technical capabilities of recycling chains around the world.

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  • The Properties and Applications of Platinum

    8/21/2020  Although platinum most often naturally occurs in placer deposits, platinum and platinum group metal (PGM) miners usually extract the metal from sperrylite and cooperite, two platinum-containing ores. Platinum is always found alongside other PGMs.

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  • The method of extraction of iridium from a material ...

    The method of processing of sulphide copper-nickel ores containing platinum group metals and iron // 2057193. The invention relates to ferrous metallurgy and can be used effectively in the processing of the poor sulfide copper-Nickel ores, and chemical analysis of noble metals.

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  • Measuring Water Solubility of Platinum Group Metal ...

    The water solubility of 22 platinum group metal (pgm) containing substances was evaluated to provide useful data for regulatory compliance and to aid assessment of their environmental impact. The flask method from OECD Guideline 105 for the testing of chemicals (water solubility) was used to test each material. For substances that could not be ...

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  • Phase Transformation of Ti-Ni Containing Platinum-Group ...

    Phase Transformation of Ti-Ni Containing Platinum-Group Metals - Volume 753 - Hideki Hosoda, Masahiro Tsuji, Motoki Mimura, Yohei Takahashi, Kenji Wakashima, Yoko Yamabe-Mitarai

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  • How to Identify Platinum in Ore Deposits Sciencing

    5/10/2018  Modern platinum uses include jewelry, catalytic converters, manufacturing silicones, increasing computer storage and use in flat-panel displays. Rocks containing platinum grains tend to be quite small, and the platinum itself is rarely visible. Platinum

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  • A survey of crystal structures and biological activities ...

    A survey of crystal structures and biological activities of platinum group metal complexes containing N-acylthiourea ligands Agreeda Lapasam Centre for Advanced Studies in Chemistry, North Eastern Hill University, Shillong, India Mohan Rao Kollipara Centre for Advanced Studies in Chemistry, North Eastern Hill University, Shillong, India ...

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  • Home Sibanye-Stillwater

    8/21/2020  Sibanye-Stillwater is a leading international precious metals mining company, with a diverse portfolio of platinum group metal (PGM) and gold operations and projects. We are the world’s largest primary producer of platinum, the second largest primary producer of palladium and the third largest producer of gold (on a gold-equivalent basis), as ...

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  • Measuring Water Solubility of Platinum Group Metal ...

    The water solubility of 22 platinum group metal (pgm) containing substances was evaluated to provide useful data for regulatory compliance and to aid assessment of their environmental impact. The flask method from OECD Guideline 105 for the testing of chemicals (water solubility) was used to test each material. For substances that could not be ...

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  • And Group Viii (iron Group Or Platinum Group) Containing ...

    10/30/2017  Abstract: Provided are compositions, articles, systems and methods that comprise or use a catalyst composition comprising a zeolite having an LTA structure with iron, manganese or a combination thereof as an extra-framework metal. The zeolite can have a mole ratio of silica-to-alumina (SAR) of about 15 to about 70 and can contain about 0.5 to about 10 weight percent, based on the total weight ...

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  • Phase Transformation of Ti-Ni Containing Platinum-Group ...

    Phase Transformation of Ti-Ni Containing Platinum-Group Metals - Volume 753 - Hideki Hosoda, Masahiro Tsuji, Motoki Mimura, Yohei Takahashi, Kenji Wakashima, Yoko Yamabe-Mitarai

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  • The method of extraction of iridium from a material ...

    The method of processing of sulphide copper-nickel ores containing platinum group metals and iron // 2057193. The invention relates to ferrous metallurgy and can be used effectively in the processing of the poor sulfide copper-Nickel ores, and chemical analysis of noble metals.

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  • Platinum Group Metal-containing Alloy (i.e., Contains Pt ...

    Platinum Group Metal-containing Alloy (i.e., Contains Pt, Pd, Rh, Ru, Ir, Or Os) Patents (Class 205/257) Electrolyte for the electrolytic deposition of silver-palladium alloys and method for deposition thereof. Patent number: 9797056 ...

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  • Platinum group metal-containing alloy - Johnson Matthey ...

    4/12/1988  This invention relates to platinum group metal-containing alloys. In particular, the invention is concerned with nickel- or cobalt-based alloys containing platinum group metal. By "platinum group metal" here and throughout the remainder of this specification is meant one or more of the metals platinum, palladium, rhodium, iridium, osmium and ...

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  • The Occurrence of Platinum in Meteorites - Hawley - 1939 ...

    The filter paper is ignited, and the residue containing the platinum metals and silver is assayed by the fire method, using all the usual precautions. After cupeling the lead button, the bead containing the silver and platinum metals is parted by two treatments with 85% sulfuric acid, at a

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  • Platinum group metal complexes of a bis(diphenylphosphino ...

    The perfluoroalkyl-derivatised bidentate phosphine (4-F 13 C 6 C 6 H 4) 2 PCH 2 CH 2 P(C 6 H 4 C 6 F 13-4) 2 reacted with [PtCl 2 (MeCN) 2], [PdCl 2 (MeCN) 2] or [{RhCl(COD)} 2] to yield the complexes [PtCl 2 (L–L)] 1, [PdCl 2 (L–L)] 2 and [Pd(L–L) 2] 2+ 2Cl – 3 or [{RhCl(L–L)} 2] 5 respectively.Complex 3 was reduced with NaBH 4 to [Pd(L–L) 2] 4 and the chloride bridges in 5 were ...

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  • Phrases that contain the word: platinum group

    For members of a group, equal portions of or equal access to tangible or intangible goods, entitlements, or obligations-i.e., each person's share like each of the other shares. Rate it: (1.50 / 2 votes) do a gig: a group of people performing the same dance movement to celebrate their success or achievement. Rate it: (1.00 / 1 vote) engine room

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  • Platinum-Fluoropyrimidine and Paclitaxel-Based ...

    A platinum agent plus a fluoropyrimidine and paclitaxel-based chemotherapy are active regimens for advanced AC. Clinical trials are needed to standardize treatment pathways, investigate the potential of novel therapeutics, and improve the poor prognosis of this rare condition. The Oncologist

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  • Platinum group metal complexes of a bis(diphenylphosphino ...

    The perfluoroalkyl-derivatised bidentate phosphine (4-F 13 C 6 C 6 H 4) 2 PCH 2 CH 2 P(C 6 H 4 C 6 F 13-4) 2 reacted with [PtCl 2 (MeCN) 2], [PdCl 2 (MeCN) 2] or [{RhCl(COD)} 2] to yield the complexes [PtCl 2 (L–L)] 1, [PdCl 2 (L–L)] 2 and [Pd(L–L) 2] 2+ 2Cl – 3 or [{RhCl(L–L)} 2] 5 respectively.Complex 3 was reduced with NaBH 4 to [Pd(L–L) 2] 4 and the chloride bridges in 5 were ...

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  • Phrases that contain the word: platinum group

    For members of a group, equal portions of or equal access to tangible or intangible goods, entitlements, or obligations-i.e., each person's share like each of the other shares. Rate it: (1.50 / 2 votes) do a gig: a group of people performing the same dance movement to celebrate their success or achievement. Rate it: (1.00 / 1 vote) engine room

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  • New Aspects of Platinum Group Metal‐Based Solid‐Solution ...

    12/20/2019  Adroit T. N. Fajar, Takafumi Hanada, Mochamad L. Firmansyah, Fukiko Kubota, Masahiro Goto, Selective Separation of Platinum Group Metals via Sequential Transport through Polymer Inclusion Membranes Containing an Ionic Liquid Carrier, ACS Sustainable Chemistry Engineering, 10.1021/acssuschemeng.0c03205, (2020).

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  • Hydroflux Crystal Growth of Platinum Group Metal ...

    Crystals of five complex metal hydroxides containing platinum group metals were grown by a novel low-temperature hydroflux technique, a hybrid approach between the aqueous hydrothermal and the molten hydroxide flux techniques. Sr6NaPd2(OH)17 (1) crystallizes in orthorhombic space group Pbcn with lattice parameters a = 19.577(4) Å, b = 13.521(3) Å, and c = 6.885(1) Å. This compound has a ...

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  • Platinum-Group Metals Statistics and Information

    They regarded platinum as an unwanted impurity in the silver they were mining. The catalytic properties of the six platinum group metals (PGM)– iridium, osmium, palladium, platinum, rhodium, and ruthenium – are outstanding. Platinum's wear and tarnish resistance

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  • Gold and platinum-group element containing minerals ...

    Gold and platinum-group element containing minerals - reflections on the reliability of observations Merkle, R. K. W. Abstract. The textural settings of gold and platinum-group minerals (PGM) in different ores, the grain sizes of these valuable minerals, and variations in the modal proportions of different phases are important factors for the ...

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  • Platinum Group Metals Connect: Electronics Applications

    Editor’s Note: This is Part 2 of a 6-Part Series on PGMs that runs on Tuesdays. The versatile platinum group metals (PGMs)—platinum, palladium, rhodium, iridium, ruthenium and osmium—can be found in products we use every day, such as catalytic converters, drugs and medical devices, and many, many electronic devices.

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  • Platinum Group Metals Mineral Specimen For Sale

    Platinum Group Metals - The Stillwater Complex in south central Montana is typically thought of as a chromium producer. It is at that and is the largest in the country. It is also the primary palladium producer and the Johns-Manville Reef is the richest palladium deposit currently being exploited anywhere in the world (stillwaterpalladium). The mine produces a ratio of palladium:platinum ...

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  • High-performance fuel cell cathodes exclusively containing ...

    Platinum group metal-free (PGM-free) catalysts for the oxygen reduction reaction (ORR) with atomically dispersed FeN 4 sites have emerged as a potential replacement for low-PGM catalysts in acidic polymer electrolyte fuel cells (PEFCs). In this work, we carefully tuned the doped Fe content in zeolitic imidazolate framework (ZIF)-8 precursors and achieved complete atomic dispersion of FeN 4 ...

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  • NATIVE PLATINUM (Pt) - Amethyst Galleries

    It is also used in many anti-pollution devices, most notable is the catalytic converter, and has been given the nick name the "Environmental Metal". Native platinum is the primary ore of platinum, but deposits containing the rare platinum arsenide, sperrylite of the Pyrite Group, have made a huge contribution to the world's limited supply.

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