3. strontium according to claim 1 ore deposit beneficiation method is characterized in that the step 6) flotation is selected sulphur to comprise and selected sulphur, concentrator is put in the sulphur ore deposit of selecting, and passes through filtering means dehydration again, obtains at last the sulphur concentrate.
The invention discloses a liquid shampoo containing sublimed sulfur and salicylic acid. The liquid shampoo containing sublimed sulfur comprises a surface active agent, a wet storage agent, a chelating agent, a conditioning agent, a thickening agent, a pH conditioning agent and deionized water as well as the sublimed sulfur, the salicylic acid, borax and carbopol ETD2020.
The objective of the invention is to provide a process of using sulphur lead-zinc containing tailings to prepare sulphur iron ore concentrate, using magnet-floating combination process or magnet-gravity-floating combination process to produce sulphur iron ore concentrate containing more than 90% sulphur and iron, using the sulphur iron ore concentrate to produce sulphuric acid, getting …
Sulfur is one of the key volatiles in Earth's chemical cycles; however, sulfur speciation, isotopic composition, and flux during the subduction cycle remain unclear.
The invention discloses a method for floating high-grade sulfur concentrate from lead-zinc tailings by a flow separation and speed separation method. According to the invention, the flow diversion and speed division method is adopted for carrying out the flotation on iron pyrite according to floatability difference characteristics of the iron pyrite in the lead-zinc tailings so as to obtain ...
The invention discloses a fine grinding and comprehensive recycling beneficiation process of copper-containing sulfur concentrate. The process comprises the steps of performing concentration, graded fine grinding and reagent removal on copper-containing sulfur concentrate; performing bulk flotation during which one-time rough copper flotation, two-time scavenging …
The Sixth Step: Concentrate Thickening and Filtration. After froth flotation, the next phase in copper concentrate production is concentrate thickening and filtration. This step is essential for refining the high-grade copper product obtained from flotation. Here, the concentrate undergoes a process where excess water, along with unwanted ...
The highest gold extraction (91.4%) from high sulfur-concentrate was achieved by BIOX with SKC2 for 14 days. It was 18% higher than the extraction level of direct cyanidation of the untreated ...
The percentage of sulfur content in iron concentrate, a raw material for steel production, directly affects the corrosion rate of steel structures and the reduction behavior of iron-bearing materials, as well as the production cost [1], [2].In the steelmaking industry, iron concentrate with a sulfur content of less than 0.3% is in need.
The size of a concentrate thickener is determined by the tonnage of solid material to be dewatered, the amount of water in the pulp, and the settling rate of the solids. In the absence of specific data, it is usual, for the purposes of rough calculations, to allow 10-15 sq. ft. of tank area per ton of dry concentrate produced per 24 hours.
Finally, copper and sulfur concentrate were transported to high efficient thickener, thickening underflow was filtered by plate press filter. Process Indicator: Copper concentrate grade: 50%; Copper recovery rate:90.21%; Sulfur concentrate grade:46%; Iron concentrate grade:52%
incoming gold concentrate enters the pre-leaching flotation process after grinding. In flotation, the gold concentrate is divided into high copper concentrate, high sulfur concentrate and low sulfur concentrate. After thickening and filtering, the three products respectively enter the corresponding cyanidation leaching system. The
Finally, copper and sulfur concentrate were transported to high efficient thickener, thickening underflow was filtered by plate press filter. Process Indicator:Copper concentrate grade: 50%; Copper recovery rate:90.21%; Sulfur concentrate grade:46%; Iron concentrate grade:52%
A high-grade sulfur concentrate, sorting technology, applied in flotation, chemical instruments and methods, solid separation, etc., can solve the problem that it cannot be directly used as high-sulfur products, the sulfur grade of gravity-selected concentrate is not high, and the process setting is complicated, etc. problems, to achieve the effect of fine particle size, low production …
Disclosed is a composition comprising (a) a pesticidally effective amount of mineral oil; and (b) a suspension concentrate comprising particulate sulphur suspended in an aqueous medium and a method for using the same for the treatment of a locus. EP2695519A2 - Stable formulation - Google Patents ... 239000002562 thickening agent Substances 0. ...
The invention discloses a high-efficiency recycling method of sulfur concentrate, and relates to the field of metal metallurgy. The invention aims at sulfur concentrate and adopts the existing mature technology to prepare sulfuric acid by roasting in a fluidized bed furnace, a sulfuric acid cinder discharge port is connected to a lock hopper in a Finmet process system, 2-7% of desulfurizer …
In mining, when flotation is finished with the ore, and a final concentrate has been produced, often, both products will go to a concentrate thickener before it is dried for shipping. This is a very important step so here …
metallurgical procedure to obtain elemental sulfur from chalcopyrite by means of the following reaction: CuFeS, + 3FeCl, ~ CuCl 4FeCl, 2S. Under optimum conditions, 99.9% of the copper …
Finally, copper and sulfur concentrate were transported to high efficient thickener, thickening underflow was filtered by plate press filter. Process Indicator: Copper concentrate grade: 50%; Copper recovery rate:90.21%; Sulfur concentrate grade:46%; Iron concentrate grade:52%
This fungal disorder first appears as spots on fruit and leaves, later thickening into "scabs." Rainy springs are notorious for spreading spores from infected trees or fallen foliage. ... the leaves are dripping with the solution. Unless your package directions indicate otherwise, mix .65 ounces of lime sulfur concentrate for every gallon of water.
The project mainly includes six sub-projects, namely the concentrate filter press workshop, the copper concentrate thickening ponds, the sulfur concentrate thickening ponds …
The invention discloses a method and a system for deep desulfurization treatment of iron ore concentrate, wherein the method comprises the following steps: magnetic separation treatment → pulp making treatment → oxidation treatment → aging treatment, pulp making to obtain the first ore pulp, adding oxidant into the first ore pulp to make it generate sufficient oxidation reaction …
The conventional treatment of copper–gold concentrates involves smelting, converting and electro-refining to produce a copper-cathode product. Sulfur in the copper …
The specific steps are to add a large amount of lime to suppress the pyrite first, give priority to extracting the copper from sulfide ore, and the tailings obtained can be used as qualified Sulphur concentrate. The flotation process is shown in the figure below. (single flotation of copper-sulfide ore) 2. Mixed-priority flotation
The invention discloses a production process for obtaining sulfur concentrate from copper tailings, which comprises the following process steps: the ore pulp after the copper tailings are thickened enters an ore drawing pool to form a thickener bottom liquid; conveying the bottom liquid of the thickener to a copper tail dealkalization slurry pump by a lining rubber pump, then conveying …
Thickening. Efficient Improved Thickener. Efficient Thickener. Peripheral Transmission Thickener. ... When the ore is a massive copper-bearing pyrite and the direct flotation separation process cannot obtain qualified sulfur concentrate, the priority flotation separation process is the most appropriate. The first thing to get by flotation is ...
7. Moly Thickening/Dewatering. A high rate thickener thickens the moly concentrate. A vacuum drum (or other) filter dewaters the moly concentrate further before refining or storing until sale. *Moly is found as Molybdenite (MoS 2), and copper is in various combinations with sulfur (e.g., Chalcocite (Cu 2 S)).
In mining, when flotation is finished with the ore, and a final concentrate has been produced, often, both products will go to a concentrate thickener before. 911 Metallurgist is a trusted resource for practical insights, solutions, and support in mineral processing engineering, helping industry professionals succeed with proven expertise ...
A copper-lead-zinc-sulfur bulk concentrate separation method comprises the steps of bulk concentrate cleaning pretreatment, gravity separation of lead-sulfur and copper-zinc minerals, high-alkali regrinding separation of the lead-sulfur minerals, acid regrinding cleaning of the copper-zinc minerals, efficient copper-zinc separation and the like.
mill concentrate containing - 75% CuFeS, and 15% FeS,. At the same time, 70.5% of the sulfurwas oxi ... because of a progressive thickening the sulfur film on the surface of the mineral particles. FEBRUARY 1971, JOURNAL OF METALS-25 . RESULTS AND DISCUSSION lnvestigation of Variables in FeCI 3 Leach The rate at which the reaction between ...
The objective of the invention is to provide a process of using sulphur lead-zinc containing tailings to prepare sulphur iron ore concentrate, using magnet-floating combination process or magnet-gravity-floating combination process to produce sulphur iron ore concentrate containing more than 90% sulphur and iron, using the sulphur iron ore concentrate to produce sulphuric acid, getting …
The sulfur dioxide is captured and recycled into sulfuric acid for industrial use. The final product, blister copper, has a purity of about 98% and is prepared for further refining. ... For sulfide ores, pyrometallurgy involves crushing and grinding the ore, froth flotation to concentrate the copper minerals, thickening to remove excess water ...
Specifically, it integrates critical parameters in the thickening, pumping, and disposal of tailings to handle the yield stress. Managing paste thickener tailings provides benefits such as improved water recovery and dam safety, as well as …
In the case of adding 35 g/t BASF 6920 non-ionic flocculant, the concentration of 64.74% tail mortar can reach 67.71% after 2 h of static thickening, and the concentration can reach 69.62% after 2 ...
Nickel sulfide concentrate generally contains 4–5% nickel and 0.1–0.3% cobalt. In the pyrometallurgical smelting of nickel, since the chemical affinity of cobalt for oxygen and sulfur is between that of iron and nickel (see the oxidation potential diagram), in the matte converting by P-S converter of high nickel matte, the oxidation degree of iron in the matte can be controlled …
The primary purpose of thickening is to increase the solids concentration of the feed stream. Gravity settling is aided by addition of chemicals called flocculants.
Increasing the grade of sulfur concentrate to 42.53 % with the help of dezincification circui. Reducing the installed capacity by 180 kW. And increasing the grad of zinc concentrate to 44.99 %. The drawback of the process is that the sulfur recovered in the sulfur concentrate is about 22 % less than that produced by the iso-flotability process.
a generally known problem of water-based Claus sulfur suspension concentrate formulations is that, during storage, sediment in the container tends to form a coalescent layer that cannot be re- suspended even when the container is shaken vigorously. Also, clusters of sulfur particles can be formed that block spray nozzles.
In this study, oxidizing roasting, segregation roasting, and magnetic separation are used to extract cobalt and iron from refractory Co-bearing sulfur concentrate. The Co-bearing sulfur concentrate containing 0.68% Co, 33.26% Fe, and 36.58% S was obtained from V-Ti magnetite in the Panxi area of China by flotation. Cobalt pyrite and linneite were the Co …
Lead thickening cycle - Pb cleaner flotation concentrate; Pb thickener froth surface layer; Pb thickener underflow and Pb thickener overflow. Proc. of XXII World Mining Congress, Vol. III ...