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US4439235A Chlorination process for removing precious

US4439235A Chlorination process for removing precious

A process for removing precious metals from comminuted ores. The process comprises the steps of first contacting comminuted ore with a primary acidic hypochlorite solution, separating the ore from the primary hypochlorite solution and then contacting the separated ore with an aqueous hypochlorite solution having a pH greater than 7.

US4540551A Two stage chlorination of titaniferous ore

US4540551A Two stage chlorination of titaniferous ore

There is provided a multi stage process for nonselectively chlorinating a titaniferous ore containing iron to produce TiCl 4 . In this process a portion of the ore charge is subjected to conventional fluid bed chlorination to produce TiCl 4 and FeCl 2 . A second portion is subdivided and submitted to chlorination in a dilute phase chlorination step using FeCl 3 as the chlorinating agent to ...

Titanium ore chlorination process using a molten salt

Titanium ore chlorination process using a molten salt

The ore and reductant are suspended in the molten salt of the chlorinator zone 36 which is maintained at the temperatures mentioned before. The molten salt content of the loaded chlorination zone 37 is maintained about 80 weight percent to about 90 weight percent. Chlorine gas then is passed via a conduit 44 into the loaded chlorination zone 37.

Kinetics of Selective Chlorination of Ilmenite Using

Kinetics of Selective Chlorination of Ilmenite Using

The selective chlorination of iron from llmenite ore by CO-Cl2 mixtures Part II. mathematical modeling of the fluidized-bed process. Metallurgical Transactions B 1990 , 21 2 , 331-340.

Two stage chlorination of titaniferous ore SCM Corporation

Two stage chlorination of titaniferous ore SCM Corporation

What is claimed is 1. A process for chlorinating an iron-containing titaniferous ore to produce TiCl 4 which comprises a chlorinating from 70 to 80 by weight of said ore in a first chlorination zone with a carbonaceous reductant and with chlorine alone or in combination with FeCl 3 to yield a primary stream containing TiCl 4, FeCl 2 and oxides of carbon,

Chlorination Leaching of Refractory Ores Hydrometallurgy

Chlorination Leaching of Refractory Ores Hydrometallurgy

Chlorination leaching of floatation concentrate could be a route for treatment of refractory ores instead of roasting, BIOB or POX - some companies are also testing fine grinding and oxygen injection using shear reactors in alkaline cyanide systems. Direct leaching of ores becomes very expensive using chlorine

Electrolytic Gold Extraction 911 Metallurgist

Electrolytic Gold Extraction 911 Metallurgist

Jun 06, 2016 Gold Chlorination. In chlorination the ore is ground, sometimes concentrated, and always roasted. The tailings are sometimes treated by this process. The ore is then put into large barrels made of boiler plate lined with lead and fitted with trunnions. Bleaching powder is first put in, then the ore and the requisite amount of dilute sulphuric ...

Mechanism of sodium chloride in promoting reduction of

Mechanism of sodium chloride in promoting reduction of

Jul 04, 2016 Chlorides have the characteristics of low melting point and volatile, the chlorination and evaporation method are generally used for extracting metal from ore andor impurity elimination 17,18,19.

How to Use Bleach on Gold Ore to Remove Gold Sciencing

How to Use Bleach on Gold Ore to Remove Gold Sciencing

Apr 24, 2017 This was the first commercial method used for gold extraction. Place the ore into the mortar and grind it to the size of sand grains. Put the ore grains into a plastic bowl. Add the 35-percent hydrochloric acid to the sodium hypochlorite bleach into a flask or beaker, in a two-to-one ratio of acid to bleach. Ensure that the liquid mixture is at ...

The chlorination process Wilson Eugene Benjamin 1857

The chlorination process Wilson Eugene Benjamin 1857

Feb 24, 2009 Images. An illustration of a heart shape Donate. An illustration of text ellipses. More An icon used to represent a menu that can be toggled by interacting with this icon. ... The chlorination process by Wilson, Eugene Benjamin, 1857-Publication date 1897 Topics Chlorination Publisher New York, J. Wiley amp Sons London, Chapman amp Hall, Limited ...

Free Image Resizer Resize Photos Online Adobe Spark

Free Image Resizer Resize Photos Online Adobe Spark

Resizing your image for a bigger project Unleash your creativity with the photo editing capabilities and design tools from Adobe Spark. Remove the background of your image to highlight the subject, apply filters, or add GIFs and animation for a dynamic design. There are countless ways to create a compelling image for any printed or digital format.

Chlorine shortage Cities ask people to reduce water use

Chlorine shortage Cities ask people to reduce water use

Jun 18, 2021 SALEM, Ore. AP Authorities in Lake Oswego and Tigard in Oregon and Anacortes in Washington are among the communities asking residents to reduce water use during a chlorine shortage. Oregon Public Broadcasting reports the chemical used in small amounts by water treatment facilities to prevent harmful bacteria growth in drinking water supply.

Mechanism of fluidized chlorination reaction of Kenya

Mechanism of fluidized chlorination reaction of Kenya

Jun 06, 2014 For fluid-bed chlorination reaction, the appropriate reaction conditions are reaction temperature of 950 C, reaction time of 40 min, carbon ratio of 30 wt rutile, natural rutile particle size of 96 m, petroleum coke size of 150 m, chlorine flow of 0.036 m 3 h 1, gas pressure 0.14 MPa, and concentration of chlorine 100 . Under ...

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Google Images

Google Images. The most compwehensive image seawch on the web.

SELECTIVE CHLORINATION OF TITANIUM ORE AND

SELECTIVE CHLORINATION OF TITANIUM ORE AND

Selective Chlorination of Titanium Ore A representative schematic illustration of the experimental apparatus used for the selective chlorination of titanium ore is shown in Figure 1. Approximately 3.03 g of ilmenite ore, containing 53.7 mass of iron, was mixed with 1.98 g of CaCl2 and reacted

Water Disinfection with Chlorine and Chloramine Public

Water Disinfection with Chlorine and Chloramine Public

Chlorination is the process of adding chlorine to drinking water to kill parasites, bacteria, and viruses. Different processes can be used to achieve safe levels of chlorine in drinking water. Using or drinking water with small amounts of chlorine does not cause harmful health effects and provides protection against waterborne disease outbreaks.

Upgrading Titanium Ore Through Selective Chlorination

Upgrading Titanium Ore Through Selective Chlorination

Fullsize Image. View. Show abstract ... and the applicability and usefulness of this thermodynamic study for analyzing the selective chlorination of titanium ore were demonstrated. Furthermore ...

Chlorine Edens Wrath Engineering Wiki Fandom

Chlorine Edens Wrath Engineering Wiki Fandom

Brine Ore to Ingot - 5.23. Anorthite Ore to Ingot - 5.23. Amber Ice Ore to Ingot - 2.82. Boracite Ore to Ingot - 0.75. Fluorapatite Ore to Ingot - 0.4. Chaoite Ore to Ingot - 0.16. Iodargyrite Ore to Ingot - 0.14. Chlorine images are abundant on Alien-Like however have not been integrated into any schematics as of yet. Not Required Any ...

PDF Simultaneous Selective Chlorination and Carbothermic

PDF Simultaneous Selective Chlorination and Carbothermic

Simultaneous Selective Chlorination and Carbothermic Reduction of High-Iron Manganese Ore for the Recovery of Manganese Chloride and Metallic Iron ... BSE image

Ilmenite An ore of titanium Uses and Properties

Ilmenite An ore of titanium Uses and Properties

The image is a rock tumbler barrel just opened with a thick white froth of metal oxide polish. Lunar Ilmenite Basalt Apollo astronauts found ilmenite-rich basalts at multiple locations on the Moon. The reference block at lower right is one cubic centimeter. Image by NASA. Uses of Ilmenite. Ilmenite is the primary ore of titanium metal. Small ...

Water Line Chlorination amp Dechlorination Ferguson

Water Line Chlorination amp Dechlorination Ferguson

Chlorine discharge limits in water releases into receiving streams and wetlands shall not exceed 0.01 mgL or a more stringent limit. It is the responsibility of utility agencies to meet these regulations. Fortunately, Ferguson Waterworks is a leader in the industry when it comes to approved chemicals and equipment for chlorination and ...

PicResize Crop Resize Edit images online for free

PicResize Crop Resize Edit images online for free

The Internets Original Picture Resizing Tool. Easily crop, resize, and edit your images online for FREE at PicResize. 236,957,886 pictures served

Removal of Iron from Titanium Ore through Selective

Removal of Iron from Titanium Ore through Selective

By the chlorination process, 97 TiO2 was obtained directly in one step from the low-grade titanium ore containing 51 TiO2 under certain conditions, thus demonstrating the feasibility of the ...

Chlorine Minerals Education Coalition

Chlorine Minerals Education Coalition

Chlorine is a heavily used industrial element. Over twenty billion pounds are produced in the United States annually. It is used in many applications, such as in bleaches where Clorox gets its name, as a sterilizing agent for water supplies, and as an extractor of metals from ores or compounds. It is essential in the production of solvents ...

Guidelines for the Use of Chlorine Bleach as a Sanitizer

Guidelines for the Use of Chlorine Bleach as a Sanitizer

of measurable chlorine concentrations, often with an upper limit of 10-100 ppm. In these cases, higher chlorine concentrations may be measured by diluting the test sample as needed and using the dilu-tion factor to figure the actual chlorine concentration. References Troller, J.A. Cleaning and Sanitizing, Chapter 5 in Sanitation in

Bend asks residents to cut back on outdoor water use ahead

Bend asks residents to cut back on outdoor water use ahead

Jun 25, 2021 A chlorine shortage could put Oregons drinking water at risk. The chemical manufacturer that supplies Oregons water treatment facilities with chlorine is experiencing a power outage. June 18, 2021

How to handle chlorine gas safely

How to handle chlorine gas safely

How to Handle Chlorine Gas Safely Exposure to chlorine is irritating to the eyes, nose, throat, and mucous membranes. At high levels, exposure could cause serious injury or death. Chlorine gas is greenish-yellow and smells like bleach. It is highly corrosive and reacts violently

Two stage chlorination of titaniferous ore with FeCl3

Two stage chlorination of titaniferous ore with FeCl3

This invention relates to chlorination of iron-bearing titaniferous materials, e.g., ilmenite or titania slag, in a multistage process. It provides for nonselective chlorination of a portion of the ore charge with chlorine in a primary chlorinator to produce titanium tetrachloride TiCl 4 and FeCl 2 or FeCl 3 or a mixture of FeCl 2 and FeCl 3, and nonselective chlorination of the remaining ...

Lowtemperature fluidbed chlorination of titaniferous ore

Lowtemperature fluidbed chlorination of titaniferous ore

Title Low-temperature fluid-bed chlorination of titaniferous ore. United States Patent 4310495. Abstract A low temperature less than 800 C. process for chlorinating titaniferous material in a fluidized bed is disclosed. A porous carbon reductant having micropores with a

Chlorine extraction of gold DUNN WENDELL E

Chlorine extraction of gold DUNN WENDELL E

Chlorine extraction of gold. United States Patent 4353740. Abstract A process for treating a particulated gold bearing ore to recover the gold therein is disclosed. The process includes roasting the ore to remove sulfides as sulfur dioxide followed by chlorination of the ore at a temperature of about 350 C. in the presence of iron to form a ...

Chlorine shortage Cities in Oregon and Washington ask

Chlorine shortage Cities in Oregon and Washington ask

Jun 18, 2021 SALEM, Ore. - Authorities in Lake Oswego and Tigard in Oregon and Anacortes in Washington are among the communities asking residents to reduce water use during a chlorine shortage. Oregon Public ...

West Coast chlorine shortage reaches Eastern Oregon

West Coast chlorine shortage reaches Eastern Oregon

Jun 29, 2021 LA GRANDE Certain cities across Northeastern Oregon are experiencing chlorine shortages for their water supply due to a major electrical failure at a Washington chlorine

Chlorine Residual Testing Centers for Disease Control

Chlorine Residual Testing Centers for Disease Control

chlorine concentration will be equal to the concentration of chlorine initially added. In natural waters, especially surface water supplies such as rivers, organic material will exert a chlorine demand, and nitrates will form combined chlorine. Thus, the free chlorine concentration will be less than the concentration of chlorine initially added.

Chlorine Shortage Cities Ask People to Reduce Water Use

Chlorine Shortage Cities Ask People to Reduce Water Use

Jun 18, 2021 June 18, 2021, at 247 p.m. Chlorine Shortage Cities Ask People to Reduce Water Use. More. SALEM, Ore. AP Authorities in Lake Oswego and Tigard in Oregon and Anacortes in Washington are ...

Chlorination Images Stock Photos amp Vectors Shutterstock

Chlorination Images Stock Photos amp Vectors Shutterstock

Jun 30, 2021 12,786 chlorination stock photos, vectors, and illustrations are available royalty-free. See chlorination stock video clips. of 128. pool chlorine chlorine pool chlorine symbol chlorinated water chlorine in pool chlorine danger chlorine swimming pool neutralization chemistry professional pool pool cleaning products. Try these curated collections.