Our Services

Combination Mobile Crushing Plant

Combination Mobile Crushing Plant

Compared with fixed production lines,Combination Mobile Crusher have a shorter engineering period and rapider transition, which not only reduces the investment risk and opportunity cost of the investors, but also avoids the demolition and construction

C6X Series Jaw Crusher

C6X Series Jaw Crusher

C6X Jaw Crusher on structure and production efficiency present advanced modern technologies. Our Company's C6X Jaw Crusher can solve such problems of the existing jaw crushers as low production efficiency, difficult installation and maintenance. At pr

HGT Hydraulic Gyratory Crusher

HGT Hydraulic Gyratory Crusher

HGT Gyratory Crusher is a new-type intelligent coarse crusher with big capacity and high efficiency. It integrates mechanical, hydraulic, electric, automated, and intelligent controlling technologies which grant it with advantages traditional crushing

European Type Jaw Crusher PEW

European Type Jaw Crusher PEW

Jaw crushers has stationary jaw crusher, portable jaw crusher and mobile jaw crusher (crawler jaw crusher). Jaw crusher (PEW Series) is not only able to be used together with mine-selecting and gravel processing equipments but also be used independen

VSI5X Vertical Shaft Impact Crusher

VSI5X Vertical Shaft Impact Crusher

VSI Crushers Working Principle Raw material falls down into feed hopper, and then enters rotor through central entrance hole. It is accelerated in high-speed rotor, and then is thrown out at speed of 60-75m/s. When hitting anvil, it is crushed. Final

VSI Vertical Shaft Impact Crusher

VSI Vertical Shaft Impact Crusher

VSI Series vertical shaft impact crusher is designed by reputed German expert of SBM and every index is in worlds leading standard. It incorporates three crushing types and it can be operated 720 hours continuously. Nowadays, VSI crusher has replaced

VUS aggregate optimization system

VUS aggregate optimization system

The VU system is a global most-advanced dry-process sand-making system. The system is constructed like a tower. Its fully-enclosed layout features high integration. It integrates the functions of high-efficiency sand making, particle shape optimizatio

MTW-Z European Trapezium Mill

MTW-Z European Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

5X Series Roller Grinding Mill

5X Series Roller Grinding Mill

Grinding roller of MB5X Pendulum Roller Grinding Mill l adopts diluted oil lubrication. It is a technology initiated domestically which is maintenance-free and easy to operate. Diluted oil lubrication is oil bath lubrication, more convenient than grea

MTW Trapezium Mill

MTW Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

LM Vertical Mill

LM Vertical Mill

LM Vertical Grinding Mill integrates crushing, drying, grinding, separating and transport. The structure is simple while the layout is compact. Its occupational area is about 50% of that of the ball-milling system. The LM grinding mill can also be arr

TGM Trapezium Mill

TGM Trapezium Mill

TGM Super Pressure Trapezium Mill The operation principle of main unit of Trapezium mill is that main unit runs with the central shaft that is driven by a gear box. The top of the shaft is connected with a quincunx stand on which a grinding roller is

dissolving-gold-and-precipitating-gold with hcl and bleach

hello friends . i need a little help here I have mixed hcl and bleach with an ore i found near by and it went well in first steps came out nice yellow orange look and filtered out the existing grain out . but nothing happens with sodium metabisulfite . i add more then the solution went clear

More

Dissolving Gold Ore With Bleach And Hcl

Dissolving Gold Ore With Bleach And Hcl. Chlorine gas is a very useful oxidant, which was first introduced as a toxic weapon by the german armyven today, its still used as a weapon, most recently in the iraq war by insurgentsut chlorine gas has more useful and less lethal applications, and if you want to learn how to make some at home, nurdrage has the answers.

More

Help with HCl and Bleach Gold Refining Forum

Nov 29, 2019· 2Au + 6HCl + 3NaClO --> 2AuCl3 + 3NaCl + 3H2O From the equation theoretically, two moles of gold (2 x 196.97 grams) or 393.94 grams of gold will react with six moles of HCl acid (6 x 36.46g) or 218.77 grams of HCl and three moles of sodium hypochlorite (3 x 0.0134g) or 0.0402 grams of NaClO -----> to yield two moles of gold chloride (2 x 303.325g ) or 606.65 grams of AuCl3 and three

More

How to Leach Gold Ore With Chlorination Sciencing

Apr 25, 2017· Place the gold ore in the cement mixer. Pour in the hot water, bleach and HCL. The mixture should be 15 percent sodium hypochlorite and 33 percent hydrochloric acid. The mixture should cover the rocks, so multiply the mixture until the rock is covered.

More

Putting gold into solution of HCL and bleach YouTube

Sep 08, 2017· Gold going into solution. HCl and bleach

More

Dissolving Gold and Precipitating Gold Pyrometallurgy

To participate in the 911Metallurgist Forums, be sure to JOIN & LOGIN Use Add New Topic to ask a New Question/Discussion about Pyrometallurgy and Electrometallurgy. OR Select a Topic that Interests you. Use Add Reply = to Reply/Participate in a Topic/Discussion (most frequent). Using Add Reply allows you to Attach Images or PDF files and provide a more complete input. Use Add Comment = to

More

dissolving-gold-and-precipitating-gold with hcl and bleach

hello friends . i need a little help here I have mixed hcl and bleach with an ore i found near by and it went well in first steps came out nice yellow orange look and filtered out the existing grain out . but nothing happens with sodium metabisulfite . i add more then the solution went clear

More

Help with HCl and Bleach Gold Refining Forum

Nov 29, 2019· 2Au + 6HCl + 3NaClO --> 2AuCl3 + 3NaCl + 3H2O From the equation theoretically, two moles of gold (2 x 196.97 grams) or 393.94 grams of gold will react with six moles of HCl acid (6 x 36.46g) or 218.77 grams of HCl and three moles of sodium hypochlorite (3 x 0.0134g) or 0.0402 grams of NaClO -----> to yield two moles of gold chloride (2 x 303.325g ) or 606.65 grams of AuCl3 and three

More

How to Leach Gold Ore With Chlorination Sciencing

Apr 25, 2017· Place the gold ore in the cement mixer. Pour in the hot water, bleach and HCL. The mixture should be 15 percent sodium hypochlorite and 33 percent hydrochloric acid. The mixture should cover the rocks, so multiply the mixture until the rock is covered.

More

How To Refine Alaskan Placer Gold With Bleach and

Oct 28, 2017· To contribute: https://paypal.me/sreetips?locale.x=en_USRefining Alaskan Placer gold with bleach and hydrochloric acid. I'll make seperate video to demonstra...

More

Glittery precipitate while dissolving with HCl/Cl (bleach

Nov 28, 2019· Bleach is a caustic solution (to keep the hypochlorite in the solution of water), when mixed with HCl they will produce sodium salts water and chlorine gas (the oxidizing agent to dissolve gold into the salt water solution). HCl + NaClO --> NaCl + H2O + Cl2 Water will dissolve the table salt.

More

hcl+bleach for pins? Gold Refining Forum

Jun 26, 2014· Hcl+bleach only works for mostly gold material. Any dissolved gold would cement right back onto the copper core of the pins (they turn black).It is important to understand this fundamental mechanism when dissolving and precipitating metals as well as the reactivity chart and it´s meaning.

More

Gold Recovery Correctly : 12 Steps Instructables

I have used a number of chemicals these I have found to be the most widely available. 1 gallon of Clorox Bleach. or Sodium hypochlorate at 6% 2. Muriatic Acid 34% HCL ~ Baume. 3. Hydrogen Peroxide 3% but no greater then 5% 4. Stumpout by Bonide. or Sodium bisulfate 99.9% as specified in the Msds or Sodium Meta Bisulfite.

More

HCL/CL Method Gold Refining Forum

Apr 16, 2012· I feel HCl/bleach works good, but is not as strong or as fast as the aqua regia (two acids mixed together), at attacking the metals like gold or PGM's, it does not take the higher heat as aqua regia can (without forming salts), but adding some water when heating the HCl/Cl you can reasonably heat it to even dissolve the hard to dissolve PGM's.

More

What would happen if you mixed HCL with Bleach? Yahoo

May 29, 2008· Actually the chlorine in the bleach exists as hypochlorous acid. This compound is so oxidative that it has a property of bleaching and sterilization. Gaseous chlorine is generated when hypochlorous acid is mixed with hydrochloric acid. Hydrochloric acid is used in toilet cleaner. HOCl + HCl ↔ H2O + Cl2 ↑ Gaseous chlorine decays the skin and

More

A Method for Leaching or Dissolving Gold from Ores or

hydrochloric acid with strong oxidizing compounds are known to generate in-situ nascent chlorine which is capable of dissolving gold efficiently. In this study, the authors investigated the capability of a hot mixture of hydrochloric acid and ground manganese (IV) oxide to dissolve gold metal either under atmospheric or pressurized conditions

More

WO2014155753A1 Method for pretreatment of gold ore

Provided is a method for pretreatment of gold ore in order to leach out gold from gold ore containing pyrite, with which it is possible to suppress the generation of sulfide dioxide and to improve the leaching rate of gold. A method for pretreatment in order to recover gold contained in gold ore containing pyrite (FeS 2 ) by wet treatment, the method containing a step in which pyrite in gold

More

Will hydrochloric acid and hydrogen peroxide dissolve gold?

Pour the acid-and-bleach mixture into the plastic bowl with the ore grains and stir. Allow four hours for the gold to dissolve, stirring every 20 minutes. The chlorine reacts with the gold inside the ore to form gold

More

Leaching of an oxide gold ore with chloride/hypochlorite

Jun 01, 2007· An oxide gold ore was subjected to chloride/hypochlorite leaching at room temperature. The effects of three factors, including Ca(OCl) 2 vs. NaOCl, OCl − concentration, and HCl concentration on gold leaching performance were investigated. Due to formation of CaOCl + complex in solution and hence less reactivity, calcium hypochlorite produces a sluggish gold leaching kinetics, taking twice

More