recovery rhenium technology

Recovery of Rhenium from Superalloy Scrap | SBIR.gov

Information on the recycling rates of the remaining 80% of rhenium products is quite limited, although it is postulated to be sufficiently lower than the Pt-Re catalyst industry. Thus, the largest area for potential research may be the recovery and subsequent reuse of the rhenium in superalloys and various rhenium containing products.


Recovery of rhenium and osmium from sulfurous gases with ...

Nov 16, 2012· The possibility of recovering rhenium and osmium from sulfurous gases generated by oxidative roasting of commercial molybdenite product was examined. When passing through solid carbon packing at a temperature in the range 288–380°C, higher rhenium and osmium oxides are adsorbed on the surface of the packing to lower oxides, which allows their hydrochemical separation from the …


Recovery of Molybdenum & Rhenium From Molybdenite …

May 22, 2017· Electrooxidation in the prototype cell resulted in 84 to 97 pct Mo and Re extraction with a corresponding energy consumption of 9 to 13 kwhr/lb Mo extracted. As part of the effort to improve the Nation's minerals technology base, the Bureau of Mines investigated a process to extract molybdenum and rhenium from molybdenite concentrates.


Effective and selective separation of perrhenate from ...

Jun 05, 2021· Cheema H A, Ilyas S, Masud S, Muhsan M A, Mahmood I, Lee J C (2018). Selective recovery of rhenium from molybdenite flue-dust leach liquor using solvent extraction with TBP. Separation and Purification Technology, 191: 116–121. CAS Article Google Scholar Chen B, Cao Y, Zhao H, Long F, Feng X, Li J, Pan X (2020a).


Recovery and separation of Mo(VI) and Re(VII) from Mo-Re ...

2 · A new approach for rhenium(VII) recovery by using modified brown algae Laminaria japonica adsorbent Bioresour. Technol., 127 ( 2013 ), pp. 464 - 472, 10.1016/j.biortech.2012.09.099


US5542957A - Recovery of platinum group metals and rhenium ...

Platinum group metals and rhenium are extracted from their elemental state, complex ores, and other materials such as catalysts by leaching them with a solution containing ammonium halogen salts--iodide and bromide in the presence oxygen and/or sulfuric acid. The invented process is particularly effective for spent catalysts containing precious metals and rhenium in an autoclave at a ...


Rhenium Metal - Titan International, Inc. | rhenium metal ...

Rhenium Pellets. Titan's rhenium pellets are ideal for alloy melting. Standard packaging includes argon cover gas for safe storage in small increments. Whether your application is land based turbines or high performance jet engines, buying from Titan ensures the highest …


Efficient photochemical recovery of rhenium from aqueous ...

Dec 17, 2015· Recovery of rhenium from aqueous solutions by photoinduced-electron transfer from an electron donor to excited-state ReO 4 − is reported for the first time. Specifically, irradiation of aqueous ReO 4 − in the presence of 2-propanol as the electron donor efficiently decreased the ReO 4 − concentration in the solution and resulted in formation of a precipitate consisting of amorphous ReO 2 ...


INTERNATIONAL SYMPOSIUM ON RHENIUM AND RHENIUM …

The technology for the recovery of rhenium and osmium from sulfuric acid scrub solutions formed by wet gas purifying in pyrometallurgical processing of sulfide polymetallic ores was developed. The technology is based on extraction and sorption techniques following preliminary conversion of the metals into the optimal chemical species. The ...


Recovery of rhenium(VII) with triisooctylamine from ...

Extraction recovery of rhenium(VII) with triisooctylamine from model sulfuric acid solutions was studied. The effect of the composition of the organic and aqueous phases on the recovery of rhenium(VII) was analyzed, and the composition of rhenium(VII) complexes in the organic phase was determined. The possibility of effective re-extraction of rhenium(VII) from triisooctylamine with …


The improvement of rhenium recovery technology from W-Re ...

The lack of rhenium raw materials sources on the territory of Russia leads to the necessity of this valuable metal recovery from wastes and secondary raw materials, in particular, from tungsten-rhenium alloys. The using of hydrometallurgical and electrochemical technologies is the most promising way to dissolve and recovery these metals in the form of prospective precursors.


(PDF) Review of technologies for rhenium recovery from ...

The technology of recovery of rhenium from the dusts of lead. production is shown in Fig. 3. The countercurrent solvent extraction is. carried out in the titanium mixer-settler extractors. Four ...


(PDF) Extractive Metallurgy of Rhenium: A Review

Abisheva et al. (2011) summarized the recovery technologies of rhenium from mineral raw materials in Kazakhstan, focusing on the recovery of rhenium as by-products of copper, lead and uranium ...


Precious metal catalyst recovery from chemical processes

Recovering platinum/rhenium from spent hydrocarbon processing catalysts. Now, practical, cost-effective recovery of platinum/ rhenium reforming catalysts, regardless of solubility– with maximum returns. Platinum / rhenium catalysts are widely used in the processing of hydrocarbon products.


Recovery Rhenium Market Size 2021-2026 | Latest Updated ...

Global "Recovery Rhenium Market" research report designed in a way that it can help to the businessman to acquire overall knowledge about the industry scenario and its most important factors. This report also provides accurate data which will help to developing and growing high in the industry. It is also including the study of historic and recent opportunities in the present Recovery ...


Rhenium Disulfide Market Size, Share, 2021 Global Industry ...

Oct 04, 2021· Rhenium disulfide production has high technology barrier and is concentrated relatively. Currently, there are just several producing companies in the world rhenium disulfide industry.


Recovery of Rhenium from Molybdenum and Copper ...

It is considered, that the fundamentals of an improved technology of rhenium recovery in the form of perrhenic acid from binary W-Re alloys. It is shown the desirability of avoiding the ...


(PDF) The improvement of rhenium recovery technology from ...

The improvement of rhenium recovery technology from W-Re alloys To cite this article: O G Kuznetsova et al 2018 J. Phys.: Conf. Ser. 1134 012032 View …


(PDF) Recovery of rhenium from mineral raw materials of ...

technology of rhenium recovery from filtra tes after uranium sorption has been proposed. ACKNOWLEDGEMENTS This work was financially supported by the Fund of Science of Republic of Kazakhstan (No 7-1).


Recovering platinum/rhenium from spent hydrocarbon ...

Platinum / rhenium catalysts are widely used in the processing of hydrocarbon products. As rhenium values have increased, recovery techniques from spent catalysts have not kept pace. However, most users look to their refiners for increased recovery yields. Finally, there is a practical, cost-effective breakthrough that addresses this issue ...


Olga Abramova - Photographer - Helga Photo&Video LLC ...

Research experience. "Development of Sorption Technology for Rhenium Recovery from Solutions Resulting from In-situ Leaching Uranium Ore". • determination of technological parameters for ...


Rhenium | TM2 | Technology Metals Market

A Rhenium recovery facility in Utah was closed in 2019; however, the company announced the possibility of reopening the facility in the near future. During 2020, the United States continued to rely on imports (mainly from Canada, Chile, Germany, and Kazakhstan) for much of its supply of Rhenium.


(PDF) Review of technologies for rhenium recovery from ...

Sep 01, 2011· The technology of recovery of rhenium from the dusts of lead. production is shown in Fig. 3. The countercurrent solvent extraction is. carried out in the titanium mixer-settler extractors. Four ...


Review of technologies for rhenium recovery from mineral ...

Sep 01, 2011· The technology of recovery of rhenium from the dusts of lead production is shown in Fig. 3. The countercurrent solvent extraction is carried out in the titanium mixer-settler extractors. Four steps are designed to extract rhenium from the solution, two — for washing the extract. Download : Download full-size image; Fig. 3.


V - Institute of Physics

The improvement of rhenium recovery technology from W-Re alloys O G Kuznetsova, A M Levin, M A Sevostyanov and A O Bolshih A.A. Baikov Institute of Metallurgy and Materials Science of Russian Academy of Science, 49 Leninsky pr., Moscow, Russian Federation Abstract. The lack of rhenium raw materials sources on the territory of Russia leads to the


Recovery of rhenium(VII) with triisooctylamine from ...

Aug 08, 2006· INORGANIC SYNTHESIS AND INDUSTRIAL INORGANIC CHEMISTRY Recovery of Rhenium(VII) with Triisooctylamine from Sulfuric Acid Solutions A. G. Kasikov and A. M. Petrova Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Resources, Kola Scientific Center, Russian Academy of Sciences, Apatity, Murmansk oblast, Russia Received ...


Rhenium Market Reliant on Aerospace for Recovery

Jul 28, 2010· Business Technology Entertain­ment & Media ... 8 3 Reserves and resources of rhenium 11 4 Rhenium recovery processes 13 5 World production of …


Novel Aqueous Processing of the Reverted Turbine-Blade ...

Jul 02, 2016· A preliminary study on the hydrometallurgical recovery of rhenium from an engine-reverted superalloy, CMSX-4, was performed. The novelty of this work dealt with (i) the applicability of electro-generated Cl2 in rhenium leaching and (ii) the maneuvering of the organic extractants based on the metal speciation in leach liquor. In a two-step HCl leaching, more than 98% rhenium was …


US3681016A - Recovery of rhenium and molybdenum values ...

a process for recovering rhenium and molybdenum values from solution comprising: extracting the soluble molybdenum and rhenium values with an amine solvent, stripping the values from the amine extract with an ammonium hydroxide solution, purifying the strip solution of copper, iron, silicon, phosphorous, and arsenic, crystallizing the molybdenum as ammonium tetramlybdate containing a …


Electrochemical recovery of rhenium from W–Re alloys in ...

May 06, 2017· V. P. Guro and A. A. Belov, "Repeated removal of ammonium perrhenate and the recovery of rhenium from the wastes of rhenium-containing alloys," in Proceedings of Conference on Resource-Recycling, Low- Waste, and Nature-Saving Technologies of Land Reclamation (Ust'-Kamenogorsk, 2012), pp. 165–166. Google Scholar 7.


The improvement of rhenium recovery technology from W-Re ...

Nov 01, 2018· The using of hydrometallurgical and electrochemical technologies is the most promising way to dissolve and recovery these metals in the form of prospective precursors. It is considered, that the fundamentals of an improved technology of rhenium recovery in the form of perrhenic acid from binary W-Re alloys.


Recovery of Radiogenic Osmium-187 from Sulfide Copper Ores ...

The implementation of this technology of processing mother liquor derived from solid-phase stripping of rhenium results in an average recovery from these solutions of 80 per cent of the osmium metal. (80 per cent is direct recovery of osmium from the mother liquor, the other 20 per cent in solid and liquid byproducts is recycled.)


Recovery of Platinum and Rhenium from Waste-spent ...

Mar 31, 2016· The recovery of platinum achieves 96.0%, and the purity of sponge platinum climbs to 99.95%, and rhenium recovery rate reaches 85.0% with …


Recovery Rhenium Market Share, Size, Revenue, Gross Margin ...

Feb 27, 2020· Chicago, United States, Feb 27, 2020 — Report Hive Research adds Recovery Rhenium Market report to its market research database. This report is a detailed study of core market elements which represents concise analysis of the growth factors impacting the business scenario in …