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Benefication Of Fluorspar Ores Unitd State Patent Office Patented Mar 4 1969

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  • Manufacturing Processes Nodrmpdf  International System

    Manufacturing Processes Nodrmpdf International System

    O scribd o maior site social de leitura e publicao do mundo

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  • Processes To Recover And Reconcentrate Gold From Itsores

    Processes To Recover And Reconcentrate Gold From Itsores

    The next step in the process will be recovery of the biomassgold complex from the slurry by flotation the agent can be dried to a tiny fraction of the initial ore weight ca 04 lbston of ore and will contain ca 12 gold this concentration level is well within the parameters of biological heavy metal recovery reported in the literature

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  • Usc02 Minerallands And Miningofficeof The Law

    Usc02 Minerallands And Miningofficeof The Law

    1 united states bureau of mines establishment director experts and other employees there is hereby established in the department of the interior a bureau of mining metallurgy and mineral technology to be designated the united states bureau of mines and there shall be a director of said bureau who shall be thoroughly equipped for the duties of said office by technical education and

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  • Us2312466a  Oxygenbearingoreflotation  Google Patents

    Us2312466a Oxygenbearingoreflotation Google Patents

    Us2312466a us317888a us31788840a us2312466a us 2312466 a us2312466 a us 2312466a us 317888 a us317888 a us 317888a us 31788840 a us31788840 a us 31788840a us 2312466 a us2312466 a us 2312466a authority us united states prior art keywords oxygen fatty acid bearing esters atom prior art date 19400208 legal status the legal status is an assumption and is not a

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  • Acid Grade Fluorspar Flotationacid In Theground

    Acid Grade Fluorspar Flotationacid In Theground

    Sep 08 1981 benefication of fluorspar ores united states patent abstract an improvement is provided in a process for the flotation of an acid grade fluorspar enriched concentrate having a sulfide sulfur content not greater than about 002 from a fluorspar ore containing in addition to fluorspar substantial amounts of gangue minerals and

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  • Us3430765a  Beneficiation Of Fluorspar Ores  Google Patents

    Us3430765a Beneficiation Of Fluorspar Ores Google Patents

    Us3430765a us478858a us3430765da us3430765a us 3430765 a us3430765 a us 3430765a us 478858 a us478858 a us 478858a us 3430765d a us3430765d a us 3430765da us 3430765 a us3430765 a us 3430765a authority us united states prior art keywords fluorspar pulp percent flotation ore prior art date 19650811 legal status the legal status is an assumption and is not a

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  • Us3893915a  Fluorspar Ore Flotation  Google Patents

    Us3893915a Fluorspar Ore Flotation Google Patents

    Us3893915a us369892a us36989273a us3893915a us 3893915 a us3893915 a us 3893915a us 369892 a us369892 a us 369892a us 36989273 a us36989273 a us 36989273a us 3893915 a us3893915 a us 3893915a authority us united states prior art keywords fluorite flotation pulp ton alkali metal prior art date 19730614 legal status the legal status is an assumption and is not a legal

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  • Us3259242a  Beneficiation Of Apatitecalcite Ores

    Us3259242a Beneficiation Of Apatitecalcite Ores

    Us3259242a us241057a us24105762a us3259242a us 3259242 a us3259242 a us 3259242a us 241057 a us241057 a us 241057a us 24105762 a us24105762 a us 24105762a us 3259242 a us3259242 a us 3259242a authority us united states prior art keywords flotation apatite calcite macrocrystalline acid prior art date 19621129 legal status the legal status is an assumption and is

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  • Usc02 16 Usc Ch 2 National Forests  Office Of The Law

    Usc02 16 Usc Ch 2 National Forests Office Of The Law

    Act mar 4 1907 cited above was not repealed by pub l 94579 and beneficiation of ores including the taking of mineral deposits and timber required by or in the mining and ore reducing operations but each patent shall reserve to the united states all title in or to the surface of the lands and products thereof and no use of

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  • Us2312466a  Oxygenbearing Ore Flotation  Google Patents

    Us2312466a Oxygenbearing Ore Flotation Google Patents

    Us2312466a us317888a us31788840a us2312466a us 2312466 a us2312466 a us 2312466a us 317888 a us317888 a us 317888a us 31788840 a us31788840 a us 31788840a us 2312466 a us2312466 a us 2312466a authority us united states prior art keywords oxygen fatty acid bearing esters atom prior art date 19400208 legal status the legal status is an assumption and is not a

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  • Us3596763a  Amineamide Collectors For The Treatment Of

    Us3596763a Amineamide Collectors For The Treatment Of

    A collector composition especially suitable for the coarse flotation of sylvinite comprising a at least about 90 percent by weight of a primary aliphatic amine of 1618 carbon atoms or water soluble salts thereof and b about 0510 percent by weight of a primary aliphatic amide of 1020 carbon atoms

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  • Us3545941a Settling Of Hematite Slimes  Google Patents

    Us3545941a Settling Of Hematite Slimes Google Patents

    United states borax and chemical corp 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 19690319 filing date 19690319 publication date 19701208

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  • Acid Grade Fluorspar Flotationacid In The Ground

    Acid Grade Fluorspar Flotationacid In The Ground

    Sep 08 1981 benefication of fluorspar ores united states patent abstract an improvement is provided in a process for the flotation of an acid grade fluorspar enriched concentrate having a sulfide sulfur content not greater than about 002 from a fluorspar ore containing in addition to fluorspar substantial amounts of gangue minerals and

    Oline Chat
  • Processes To Recover And Reconcentrate Gold From Its Ores

    Processes To Recover And Reconcentrate Gold From Its Ores

    The next step in the process will be recovery of the biomassgold complex from the slurry by flotation the agent can be dried to a tiny fraction of the initial ore weight ca 04 lbston of ore and will contain ca 12 gold this concentration level is well within the parameters of biological heavy metal recovery reported in the literature

    Oline Chat
  • Nc Deq Mineral Commodity Files  Aro

    Nc Deq Mineral Commodity Files Aro

    Beneficiation of molybdenum ores by american cyanamid company mineral dressing division 1951 3 p molybdenum state of california mineral information service volume 8

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  • Usc02 Mineral Lands And Mining  Office Of The Law

    Usc02 Mineral Lands And Mining Office Of The Law

    1 united states bureau of mines establishment director experts and other employees there is hereby established in the department of the interior a bureau of mining metallurgy and mineral technology to be designated the united states bureau of mines and there shall be a director of said bureau who shall be thoroughly equipped for the duties of said office by technical education and

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  • Usc02 16 Usc Chapter 2 Subchapter I Establishment

    Usc02 16 Usc Chapter 2 Subchapter I Establishment

    Act mar 4 1907 cited above was not repealed by pub l 94579 and beneficiation of ores including the taking of mineral deposits and timber required by or in the mining and ore reducing operations but each patent shall reserve to the united states all title in or to the surface of the lands and products thereof and no use of

    Oline Chat
  • Hall Molybdenum Minemrds 10310364 Mo Cu

    Hall Molybdenum Minemrds 10310364 Mo Cu

    Anaconda company procured the deposit in 1956 and outlined the molybdenum orebody in the 1970s anaconda applied for patent on 19 of the key claims of the property in 1969 and was granted patents on 18 of the claims in 1970 economic feasibility studies were done in 1978 production started in 1979 and lasted through 1985

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  • Industrial Process Profiles For Environmentaluse Chapter

    Industrial Process Profiles For Environmentaluse Chapter

    epa60u277023p february 1977 industrial process profiles for environmental use chapter 16 the fluorocarbonhydrogen fluoride industry by dow chemical usa michigan division midland michigan contract no 68021329 project officer irvin a oefcoat industrial environmental research laboratory research triangle park north carolina 27711 industrial

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  • Eia Guidelines For Miningunited Statesenvironmental

    Eia Guidelines For Miningunited Statesenvironmental

    Twentyfive leading silverproducing mines in the united states 1991 rank mine county and state operator source of silver 1 mccoy and cove lander nv echo bay mining co gold ore 2 greens creek admiralty island ak greens creek mining co zinc ore 3 rochester pershing nv coeur rochester inc silver ore 4 bingham canyon salt lake ut kennecott

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  • Maleated And Oxidized Fatty Acids  Georgiapacific

    Maleated And Oxidized Fatty Acids Georgiapacific

    United states patent 8071715 compositions and methods for ore beneficiation 19990727 gutierrez et al 5869433 nonfluorescing oilbased drilling fluid apr 1969 pp 10181022 vol 72issue 4 novakov et al sythesis and properties of some epoxy esters and waterborne coatings prepared on their basis surface coatings

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  • Identification And Description Ofmineral Processing

    Identification And Description Ofmineral Processing

    United states solid waste and epa530r99022 environmental protection emergency response ntis pb99155 970 agency 5305w april 1998 epa identification and description of mineral processing sectors technical background document final printed on paper that contains at least 30 percent postconsumer fiber

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  • Hall Molybdenum Mine Western Mining History

    Hall Molybdenum Mine Western Mining History

    Anaconda company procured the deposit in 1956 and outlined the molybdenum orebody in the 1970s anaconda applied for patent on 19 of the key claims of the property in 1969 and was granted patents on 18 of the claims in 1970 economic feasibility studies were done in 1978 production started in 1979 and lasted through 1985

    Oline Chat
  • Pdfsynergistic Effects In Mixed Collector Systemsfor

    Pdfsynergistic Effects In Mixed Collector Systemsfor

    Pdf this paper presents the development on the ionicnonionic mix collectors system for nonsulfide mineral flotation the mechanisms of interactions find read and cite all the research you

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  • United States Bureau Of Mines  The Online Books Page

    United States Bureau Of Mines The Online Books Page

    United states bureau of mines coalmine fatalities in the united states 18701914 with statistics of coal production labor and mining methods by states and calendar years washington dept of the interior bureau of mines gpo distributor 1916 also by albert h fay page images at hathitrust united states

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  • Contact Information Mining Records Curator Arizona

    Contact Information Mining Records Curator Arizona

    Appacent "rolls" to the ore zone or iihat is rore likely cross fissures in the 60 degree direction iii th the west side moving north the overall zone dips some 60 degrees south the walls of the ore zone diveyge with increasing depth and hence the grade diminished

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