patents on phosphate rock benefication
While some people soon made their luck in patenting processes to convert rock phosphate into soluble phosphates which are easier available to plants, others.
The Paris Hills Phosphate Project is located in Bear Lake County, Idaho, just west of the , Property holdings consist of three patented lode mining claims and 21 , of direct-ship, concentrate-quality phosphate rock (no beneficiation required).
See figure: 'Fig 3 Beneficiation of partially altered sedimentary phosphate rock , Another phosphate flotation collector was patented by Yu and Xue (1996)
Phosphate Rock; Dissolution; Phosphoric Acid; Porosity Evolution; Dissolution , “Phosphoric Acid and Additional Products from Phosphate Ore,” US Patent, Vol , “Benefication of Mardin-Mazidagi (Turkey) Calcareous Phosphate Rock Using.
Abstract A large portion of the world's phosphate reserves are sedimentary type containing appreciable amounts of carbonate minerals These are the most.
Core/f BY I HTTORNEY United States Patent PHOSPHATE ROCK , its being pumped through the various procedural steps desired, including beneficiation and.
The literature on the processing of phosphate rocks by flotation is critically reviewed Commonly used , demand must be met through the mining, beneﬁciation, and chemical ,, Beneﬁciation of Phosphate Ore, US Patent # 4,144, 969 Snow.
10 Nov 2014 , Uranium, Radium, and Thorium Content in Phosphate Rocks and Their , of endogenetic phosphate rock in north China”, Beneficiation of , Phosphatic Waste Materials for production of Ceramic Wares, US Patent No
, authored technical papers Hazen has participated in over 280 technical patents , Patent 5,736,113 Method for beneficiation of trona Patent 5,725,613 , Patent 3,681,931 Treatment of phosphate rock slimes by freezing Patent 3,681,016.
1 day ago , We are providing information such as Mining , Technology, Applications, Patent, Consultants, Plants: Phosphate Rock Mine & Beneficiation.
The current annual domestic demand of apatite and rock phosphate is of the order of , A review of technologies including patent applications world over with , of indigenous low grade phosphate rock as such or even after beneficiation for.
21 Oct 2015 , Phosphate rock is mined and beneficiated to produce a raw material for , Beneficiation of the matrix, consisting of washing, sizing, and , JDC Phosphate, Fort Meade, FL, has patented a new way to make phosphoric ac
7 Feb 2006 , A process for use in a phosphate ore beneficiation process to , esters and reagents are added to a deslimed and sized phosphate rock slurry.
21 Dec 1982 , The phosphate concentrate is collected as the cell underflow , Froth flotation and skin flotation beneficiation are conventionally used to remove , contains large rocks or agglomerates ("mud-balls") which must be reduced in.
Phosphate rock is primarily mined to produce chemical fertilisers for the agriculture , In addition, the company received a patent for the beneficiation plant that.
EcoPhos patented a new product for animal feed and fertilizer fields , to digest the phosphate rock in order to produce dicalcium phosphate fertilizer grade
In 1842 Lawes was given a patent on this idea, which permitted him to , to take the lead in the mining of rock phosphates and the production of superphosphate.
22 Aug 1978 , United States Patent 4108957 , The method of claim 1 wherein the phosphate rock is crushed to a particle size of less than about 1 micron 7 , The beneficiation process is for the purpose of concentrating the rock so that the.
Its patented process allows for valorizing low and high grade natural and urban phosphate sourc , Valorization of low grade rock phosphate to produce fertilizer, animal feed and all grades of phosphoric acid as well , No rock beneficiation
22 Mar 2012 , Wet digestion of phosphate rock is the most common process , 2 obtained by the beneficiation of mined phosphate rock is subjected to.