patent us flotation process patents

patent us flotation process patents

  • USA Flotation process Google Patents

    USA Flotation process Google Patents Flotation process Download PDF Info Publication number USA USA USA USA USA US A US A US A US A US A US A US A US A US A US A US A US A Authority US01/08/2017· USA Flotation process Google Patents Flotation process Download PDF Info Publication number USA USA US47251A USA USA US A US A US A US 47251 A US47251 A US 47251A US A US A US A US A US A US A Authority US UnitedUSA Flotation process Google Patents

  • USA Flotation process Google Patents

    USA Flotation process Google Patents Flotation process Download PDF Info Publication number USA USA US42541A USA USA US A US A US A US 42541 A US42541 A US 42541A US A US A US A US A US A US A Authority USUSA Flotation process Google Patents Flotation process Download PDF Info Publication number USA USA USA USDA USA US A US A US A US A US A US A US D A USD A US DA US A US A US A Authority USUSA Flotation process Google Patents

  • USA Flotation process Google Patents

    USA Flotation process Google Patents Flotation process Download PDF Info Publication number USA USA USA USA USA US A US A US A US A US A US A US A US A US A US A US A US A Authority USUSA USA USA USA US A US A US A US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords metals metal flotation pulp selective Prior art date Legal status (TheUSA Differential flotation process Google

  • USB1 Flotation apparatus and process Google

    Flotation apparatus ( 1 ) for the purification of polluted water, comprising a flotation vessel ( 3 ) having an inlet means ( 23 ) for supplying polluted water to said vessel, an assembly ( 41 ) of spaced elements ( 43, 65 ) defining passages for the flow of water through said elements, and outlet means for surface sludge ( 15, 17 ) and outlet means ( 39, 45; 57, 61 ) for treated waterUSA Phosphate flotation process Google Patents Phosphate flotation process Download PDF Info Publication number USA USA USA USDA USA US A US A US A US A US A US A US D A USD A US DA US A US A USUSA Phosphate flotation process Google Patents

  • History of Flotation Patents Mineral Processing

    11/02/2016· Meanwhile Alcide Froment, in Italy, had got hold of the bubble idea, which is the real basis of the flotation process as it is understood today He invented his method in 1901 and filed his claim for a British patent on June 9, 1902 This patent was duplicated inJustia Patents With Modifying Agents US Patent for Froth flotation process Patent (Patent # 4,130,477) Froth flotation process Dec 21, 1977 The Dow Chemical Company A process for the recovery of mineral values by froth flotation in an aqueous medium from mineral ores with the use of an effective amount of a mercaptan polyalkylene oxide frother Latest The DowUS Patent for Froth flotation process Patent (Patent Justia

  • US Patent for Froth flotation processes Patent (Patent Justia

    17/10/2012· Justia Patents With Modifying Agents US Patent for Froth flotation processes Patent (Patent # 9,302,273) Froth flotation processes Oct 17, 2012 CYTEC TECHNOLOGY CORP Froth flotation processes that include adding a beneficiating amount of a value mineral collector composed of an organic ammonium salt of a sulfurcontaining acid to at least oneJustia Patents With Modifying Agents US Patent for Froth flotation process Patent (Patent # 4,130,477) Froth flotation process Dec 21, 1977 The Dow Chemical Company A process for the recovery of mineral values by froth flotation in an aqueous medium from mineral ores with the use of an effective amount of a mercaptan polyalkylene oxide frother Latest The DowUS Patent for Froth flotation process Patent (Patent Justia

  • US Patent for Froth flotation process Patent (Patent # 4,514,292

    Justia Patents Preferential US Patent for Froth flotation process Patent (Patent # 4,514,292) Froth flotation process Nov 9, 1983 Hercules Incorporated The froth flotation of ore and coal is significantly improved in recovery and grade of valuable minerals and coal when a depressant combination of an inorganic sulfite and the salts of certain sulfonated compounds areUSA chemical patent summary Process of concentrating and separating minerals by flotation Cite Download Patent: USA : Inventor: HAULTAIN HERBERT E T (CA) Assignee: HAULTAIN HERBERT E T (CA) Dates: Grant 1917/05/15 Priority 1915/06/15 This web page summarizes information in PubChem about patent USA This includesProcess of concentrating and separating minerals by flotation Patent

  • US Patent for Froth flotation process and collector composition Patent

    Justia Patents With Modifying Agents US Patent for Froth flotation process and collector composition Patent (Patent # 4,211,644) Froth flotation process and collector composition Nov 17, 1977 Pennwalt Corporation A collector composition for use in concentrating metallic mineral ores by froth flotation which comprises a mixture of a mercaptan and an emulsifying orA process and reagents are described for separating beryllium silicate concentrates by flotation from oxidic minerals The process is especially suitable for the separation of phenacite and bertrandite present in ores with complex gangue compositions The ore is ground and subjected to acid pretreatment, then conditioned by the addition of pH modifier, alkali fluoride activatorUS Patent for Beryllium flotation process Patent (Patent

  • US Patent for Flotation reagents Patent (Patent Justia Patents

    Justia Patents Frothflotation Or Differential Adherence US Patent for Flotation reagents Patent (Patent # 4,556,500) Flotation reagents May 6, 1983 Phillips Petroleum Company A composition and process are provided for the recovery of the values of zinc, molybdenum, copper, lead, iron (pyrite), and ironcontaining small amounts of gold or uranium, or both, from19/11/2020· Justia Patents US Patent Application for VINASSE TREATMENT PROCESS BY FLOTATION IN FLOW This descriptive report refers to an application for an invention patent for a process to treat vinasse from a processes of sugar manufacture, distillation of alcohol and/or spirits, corn processing for ethanol production and an industry of fruit juice production,US Patent Application for VINASSE TREATMENT PROCESS BY FLOTATION

  • Patent process overview | USPTO United States Patent and Trademark Office

    Utility patents may be granted to anyone who invents or discovers any new and useful process, machine, article of manufacture, or compositions of matters, or any new useful improvement thereof By far, most patent applications filed at the USPTO are utility applications Applying for a Utility Patent Maintaining your Utility PatentUSA US07/362,560 USA USA US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords beverage collapsible flotation member receptacles flotation Prior art date Legal status (The legal status is anUSA Floating beverage carrier with collapsible portions

  • Flotation process Commonwealth Industrial Gases Limited

    US Patents/Apps Other SEARCH; TOOLS & RESOURCES United States Patent Abstract: Disclosed is a process for the flotation of a mineral concentrate comprising the steps of forming an aqueous slurry of a milled mineral ore containing particles of a desired mineral species and adding a flotation reagent which causes a desired variation in the flotation tendency of07/10/1992· US Patents/Apps Other Flotation process for purifying calcite United States Patent Abstract: Alkoxylated alkyl amines and alkoxylated alkyl guanidines are excellent collectors when used in mineral froth flotation to remove quartz, micaceous minerals, chlorite, pyrite and other mineral impurities from finely ground calcium carbonate to control tint,Flotation process for purifying calcite American Cyanamid

  • Flotation process Pont DU FreePatentsOnline

    US Patents/Apps Other amines in a froth flotation process for the separation of potassium chloride of high quality from ores and salt mixtures containing that material in admixture with sodium chloride and other impurities A recent development in the domain of ore flotation is that of Lenher as described in his copending patent application, Serial No 730,551, filed June 14,01/01/1997· US Department of Energy Office of Scientific and Technical Information Search DOE Patents Search terms: Advanced search optionsFlotation machine and process for removing impurities from coals

  • Selective flotation of phosphate minerals with hydroxamate

    01/01/2002· DOE Patents Patent: Selective flotation of phosphate minerals with hydroxamate collectors Salt Lake City, UT (United States) OSTI Identifier: Patent Number(s): Assignee: University of Utah Research Foundation (Salt Lake City, UT) Patent Classifications (CPCs): B PERFORMING OPERATIONS B03 SEPARATION OF SOLIDUSA US07/362,560 USA USA US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords beverage collapsible flotation member receptacles flotation Prior art date Legal status (The legal status is anUSA Floating beverage carrier with collapsible portions

  • Phosphate flotation process The Dow Chemical Company

    1 In a process for beneficiating a siliceous phosphate ore by froth flotation, the process comprising the steps of conditioning an aqueous slurry of phosphate ore at a pH of from 75 to 105 with a fatty acid and a fuel oil and aerating the conditioned phosphate slurry to float the phosphate, the improvement comprising conditioning the aqueousStep 11, USPTO If objections and rejection of the examiner are overcome, USPTO sends Notice of Allowance and Fee (s) due Step 12, Applicant Applicant pays the issue fee and the publication fee USPTO Grants Patent Step 13, Applicant Maintenance fees due 3 1/2, 7 1/2, and 11 1/2 years after patent grantPatent Process Overview | USPTO United States Patent and Trademark Office

  • Search for patents | USPTO United States Patent and Trademark Office

    12/08/2022· The new, powerful, and flexible capabilities of the application will improve the overall patent searching process Patent Public Search; USPTO Patent FullText and Image Database (PatFT) Inventors are encouraged to search the USPTO's patent database to see if a patent has already been filed or granted that is similar to your patent Patents mayThis invention relates to a process for beneficiating phosphate bearing materials and is particularly directed to a flotation process for the concentration of phosphate minerals in phosphate rock high in silica, calcium carbonate, magnesium carbonate and gypsum US Pat Nos 3,462,016 and 3,462,017 describe processes for the beneficiation ofPHOSPHATE ROCK FLOTATION COMINCO LTD,CA

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