KWG Resources Inc KWG CSE Reducing energy.The details of the patent application are provided Winter. A significant feature of the patented process is that the conversion of the chromite ore to ferro-chrome occurs via a two-step catalysed reaction with a much lower free energy of formation than the equivalent uncatalysed conventional carbothermic reduction using carbon alone.
Process for the disposal of alkali metals Patent DOE.Process for recovering alkali metals and sulfur from alkali metal sulfides and polysulfides Patent Gordon, John Howard Alvare, Javier Alkali metals and sulfur may be recovered from alkali monosulfide and polysulfides in an electrolytic process that utilizes
Process for recovering chaotropic anions from an aqueous.Jan 01, 1999 articleosti872223, title Process for recovering chaotropic anions from an aqueous solution also containing other ions, author Rogers, Robin and Horwitz, E Philip and Bond, Andrew H, abstractNote A solidliquid process for the separation and recovery of chaotropic anions from an aqueous solution is disclosed. The solid support comprises separation particles having surface
PCT The International Patent System.Jul 21, 2021 Filing a PCT application at the receiving Office of the International Bureau. E-mail PCT Receiving Office. Tel 41 22 338 9222. As of 1 January 2020, limited fax services are available to 41 22 338 8270 and 41 22 338 9090. More about filing a PCT application directly at the ROIB including through Contingency Upload Service FAQs
Solid Oxide Fuel Cell Process and Apparatus.M. E. Cooper et al., Solid Oxide Fuel Cell Process and Apparatus, U.S. Patents, Nov 2011. This Patent is brought to you for free and open access by Scholars Mine. It has been accepted for inclusion in
MPEP 60802 Drawing Jan 2018 BitLaw.Dec 18, 2013 37 C.F.R. 1.81 Drawings required in patent application. Editor Note Para. a below is only applicable to patent applications filed under 35 U.S.C. 111 on or after December 18, 2013. a The applicant for a patent is required to furnish a drawing of the invention where necessary for the understanding of the subject matter sought to be patented.
Dilhan Kalyon Stevens Institute of Technology.S. Senturk, H. Gevgilili and D. Kalyon, Pretreatment Method of Cellulosic Biomass via Flowability Control and Reactive Extrusion Process, US patent application publication, 20120205059A1, August 16,
Patents Assigned to FPInnovations Justia Patents Search.Mar 07, 2018 Patents Assigned to FPInnovations. PROCESS FOR PRODUCING CATIONIC LIGNIN COPOLYMER UNDER AQUEOUS ACID CONDITIONS. Publication number 20210198434. Abstract A water-based process was developed for the synthesis of aminated lignin copolymers with high MW, thermal stability and solubility in water over a wide range of p H values.
Publications xinleige.Dec 03, 2015 Chinese Patent 200910076222.0. 3. Salt Extraction AB. A process for chlorinating resources containing recoverable metals. International Publication Date 19.11.2009. International Application Number PCTSE2009050538. International Publication Number PCT WO 2009139 715 A1 World Patent
Patents Assigned to CLIMEON AB Justia Patents Search.May 14, 2019 Justia - Patents - Patents and Patent Application Resources. Abstract A method which allows the ejection of non-condensable gases, notably air, from a closed loop power generation process or heat pump system, is disclosed. A vessel in which a working fluid is absorbed or condensed can be separated from the power generation processes by valves.
Patents Assigned to Johnson Controls Technology Company.Dec 01, 2016 Justia - Patents - Patents and Patent Application Resources. Abstract The present disclosure is directed to heat recovery systems that employ two or more organic Rankine cycle ORC units disposed in series. According to certain embodiments, each ORC unit includes an evaporator that heats an organic working fluid, a turbine generator set that expands the working fluid to generate
Advances towards a Clean Hydrometallurgical Process for.The liquid phase oxidation technology for chromite in molten or sub-molten salt was proposed by the Institute of Process Engineering, at the Chinese Academy of Sciences, and later became a burgeoning treatment process for chromium salt preparation 10,35. In this process, the chromite suspended in the molten or sub-molten alkaline medium ...
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EPO T 076706 of 1542008.Apr 15, 2008 D3 does not anticipate the invention either because D3 uses a combination of NH42SO4 ammonium sulphate and jarosite as additives to improve the metal recovery e.g. Ni from beneficiated lateritic chromite overburden by altering the process chemistry to improve the breakdown of the crystal e.g. goethite matrix, and therefore teaches a ...
Study mandated by the Tegernsee Heads 18month.Publication of applications at 18 months at the EPO is governed by Art. 93 EPC. The general rule set forth in Art. 931a EPC stipulates that European patent applications shall be published by the EPO as soon as possible after the expiry of a period of 18 months from the filing or priority date of the application.
PDF Flotation of chromite and serpentine.The application of uoride in the process was patented a. ... US Patent 2,412 J.P., 217, 1946. 13 R.W ... The optimal recovery of chromite fines was observed at a pH of approximately 4 for ...
General information concerning patents USPTO.Jul 01, 2021 Plant patent applications may be published pursuant to Title 35, United States Code, Section 122b, but the publication fee is not reduced for small entities. A plant patent application is the only type of patent application filed at the USPTO which is not permitted to be filed via EFS-Web.
PDF Commercial Processes for the Extraction of Platinum.Patent Application 20050269208A1 ... HCl, H2SO4 and their concentrations on the recovery of PGMs was studied. Chromite roast concentrates a reasonable percentage of approximately 45
Chromite ScienceDirect.Jan 01, 2016 Chromite Cr occurs exclusively in mafic and ultramafic igneous rocks Papp and Lipin, 2006.Although some Cr-based minerals such as crocoite PbCrO 4, vauquelinite Pb 2 CuCrO 4PO 4, uvarovite Ca 3 Cr 2 SiO 4 3, and merumite 4Cr,Al 2 O 3 3H 2 O are well known, chromite FeCr 2 O 4 is the only one that is a commercially recoverable source of Cr Sueker, 2006,
CONCENTRATION OF CHROMITE BY MEANS OF MAGNETIC.Request PDF CONCENTRATION OF CHROMITE BY MEANS OF MAGNETIC CARRIER USING SODIUM OLEATE AND OTHER REAGENTS Chromite recovery was studied using a magnetic carrier technology. Heavy media grade ...
Patents amp Publications Carbon Engineering.Patents to which CE has full license rights in our field Applicationpatent number. Title. 8,574,354. Reducing the carbon emissions intensity of a fuel. Low carbon intensity EOR system with CEs air contactor technology. 9,159,105. Continuation of patent Reducing the carbon emissions intensity of a fuel. Low carbon intensity EOR system ...
Petition to Revive Abandoned Patent Application.Jul 14, 2020 Failure to pay fees can also result in an abandoned patent application. Fortunately, after a patent application has been declared abandoned, it can usually be revived by completing a few simple steps Filing a petition to revive abandoned patent application. Paying
PreIssuance Damages for Patent Infringement A Very.Mar 18, 2016 Section 154d provides that a patent owner can recover damages from the defendant infringer for infringement that occurred after the patent application was published if the defendant had actual notice of the published patent application and if the invention claimed in the published patent application is substantially identical to the ...
US Patent Patent Application and Patent Search Justia.Browse Patents by US Classification. Apparel Class 2 Baths, closets, sinks, and spittoons Class 4 Beds Class 5 Compound tools Class 7 Bleaching and dyeing fluid treatment and chemical modification of textiles and fibers Class 8 Boot and shoe making Class 12 Bridges Class 14 Brushing, scrubbing, and general cleaning Class 15
Patents Assigned to Aqua Metals Inc Justia Patents Search.Jun 07, 2019 Justia - Patents - Patents and Patent Application Resources. Abstract Lead from lead acid battery scrap is recovered in two separate production streams as clean grid lead and as high-purity lead without smelting. In preferred aspects, lead recovery is performed in a continuous process that uses an aqueous electroprocessing solvent and electro-refining.
Page 1 of 1 PatFT Patents.Jan 12, 2020 patft Page 1 of 1. PatFT Patents. Full-Text from 1976. Quick Search. Advanced Search. Number Search. View Full-Page Images. PatFT Help Files. PatFT Status, History.
The extractive metallurgy of south africas platinum ores.UG Plus International Inc. patent Dry Chlorination of PGM Bearing Chromite Ores South Africa 1996. 23. S. Duyvesteyn, H. Liu, and W.P.C. Duyvesteyn, Recovery of Platinum Group Metals from Oxide OresTML Process, U.S. patent application 896,675 June 1992. Download references
Process For Recovering Value Metals From Ore Patent.This invention relates to a process for recovering valuable metals from ore with significantly reduced water consumption through the discrete treatment and storage of coarse tailings. Ore is ground to produce a coarse particulate ore. The coarse particulate ore is treated in a coarse flotation stage
Method for recovering chromite and method for wet.United States Patent 9068244 . Abstract A method for recovering chromite from ore slurry obtained by processing nickel oxide ore, the raw material, in a plant for the wet smelting of nickel oxide ore. In the method chromite is separated and recovered from an ore slurry obtained from a nickel oxide ore when nickel and cobalt are recovered from ...
METHOD FOR RECOVERING CHROMIUM VALUES FROM CHROMITE.CROSS-REFERENCE TO RELATED APPLICATIONS Co-filed U.S. patent applications, Process for the Production of Sodium Chromate from Chromite Ore, and Method for the Conversion of Chromite Ore to Sodium Chromate, Ser. Nos. 233,351 and 233,128, respectively. BACKGROUND OF THE INVENTION 1. Field of the Invention
US Patent Application for Process for the utilization of.A process for recovering the vanadium present in the chromium ore chromite. as ammonium metavanadate, as a by-product of the fusion of the chromium ore with alkali and its work-up to produce sodium chromate solution and sodium dichromate.
Process for simultaneous recovery of chromium and iron.The present invention relates to a process for simultaneous recovery of chromium and iron from Chromite Ore Processing Residue COPR and more particularly, the present invention relates to an economical and environment-friendly process for recovering chromium as a chromate salt and iron as an iron salt from non-leachable Chromite Ore Processing Residue and avoids landfilling of toxic metals.
Process for simultaneous recovery of chromium and iron.The invention claimed is 1. A process for simultaneous recovery of chromium and iron from chromite ore processing residue COPR, said process comprising the steps of i treating the COPR with not less than 20 ww, of a metal hydroxide at a temperature not less than 350 C. for a time period not less than 10 minutes under atmospheric condition to form a grog ii subjecting the grog of ...
PROCESS FOR THE PRODUCTION OF SODIUM CHROMATE.CROSS-REFERENCE TO RELATED APPLICATIONS Co-filed U.S. patent applications, Method for Recovering Chromium Values from Chromium Ore and Method for the Conversion of Chromite Ore to Sodium Chromate, Ser. No. 233,286 filed Mar. 9, 1972 and Ser. No. 233,128 filed Mar. 9, 1972, respectively. BACKGROUND OF THE INVENTION I. Field of the Invention
PDF Chromite ResearchGate.process for low-grade chromite overburden on a bench scale and 40 and 90 Fe and 90 Ni were recovered in the rotary hearth furnace reduction process at a cycle time of 25 min. Thus, the volume of