ABOUT

Solutions & Cases

Our Case
  • Method of obtaining coal particularly strong silicate

    : Method of obtaining coal particularly strong silicate membranes for environmentally friendly combustion of a new type of lump coal in boilers of low and average power.

  • The method of obtaining coal briquettes

    Closest to the proposed solution is the method of obtaining coal briquettes, comprising mixing coal (sludge) with a solution of ammonium lignosulfonate at mass with respect to the coal 1:13 and 1:20, compressing the mixture into pellets, drying the pellets and subsequent deposition on the surface of the briquettes waterproof coating of oil products (paraffin)[2] the Disadvantages of this method is

  • Preliminary Study of a Method for Obtaining Brown

    2019-11-15 · Preliminary Study of a Method for Obtaining Brown Coal and Biochar Based Granular Compound Fertilizer Marzena Mikos‑Szymańska1 · Sebastian Schab1 · Piotr Rusek1 · Krzysztof Borowik1 · Paulina Bogusz1 · Marta Wyzińska2 Received: 31 October 2018 / Accepted: 20 March 2019 / Published online: 30 March 2019

  • Installation and method of obtaining activated coal

    Method of obtaining activated coal lies in drying, carbonisation and activation of raw material in reactor and in further discharge of obtained product. As raw material used is wood chips with particle size from 1 mm to 10 mm and initial humidity from 30% to 70%.

  • Preliminary study of a method for obtaining brown coal

    2018-6-25 · coal under different relative humidity Fig. 4. Weight changes (%) of biochar 3 under different relative humidity Brown coal sample undergoes natural drying process. After 7 days, BC contained 10-17% of moisture. Biochar sample is hygroscopic. After 7 days in discicator, B3 sample stored at humidity of 56-74%,absorbs about 5% wt. of water.

  • Preliminary Study of a Method for Obtaining Brown

    2019-3-30 · The present work attempts to develop a method for the preparation of novel organo-mineral fertilizers with the use of brown coal and biochars as organic additives. Brown coal together with inorganic raw materials, which are used in urea superphosphate production, were granulated using two granulation methods: pan granulation and high shear granulation.

  • Method of obtaining anthracite-based activated carbon

    Method of obtaining activated coal lies in drying, carbonisation and activation of raw material in reactor and in further discharge of obtained product. As raw material used is wood chips with particle size from 1 mm to 10 mm and initial humidity from 30% to 70%.

  • Preliminary Study of a Method for Obtaining Brown

    2019-12-1 · Brown coal based fertilizer granules (fraction 2.5-3.15 mm) prepared with a rapid mixer granulator: a-Trial 1: BC + USP, b-Trial 2: BC + USP + D, c-Trail 3: BC + USP + NH3, d-Trial 4: BC + USP

  • Surface mining _____. is more destructive than

    2019-7-24 · Surface mining _____. is more destructive than underground mining is a method of obtaining coal is a method of obtaining natural gas permanently destroys the environment. adminstaff. 24/07/2019 10:44 PM. Geography. 1 Answers.

  • The Four Main Methods of Mining OreFlow

    2019-12-4 · This method of underground mining is commonly used to acquire coal. Narrow vein stopping A method of underground mining that is executed in an underground excavation along geological veins, which are crystallised minerals that appear in a distinct, sheet-like pattern. Narrow vein stopping is primarily used to mine platinum.

  • Method of obtaining coal particularly strong silicate

    Method of obtaining coal particularly strong silicate membranes for environmentally friendly combustion of a new type of lump coal in boilers of low and average power.

  • The method of obtaining coal briquettes

    The METHOD of OBTAINING COAL BRIQUETTES, comprising mixing coal dust or sludge with a solution derived alkali metal salts of sulfonic acids, compressing the mixture into pellets, drying the pellets and subsequent deposition on the surface of the briquettes hydrocarbon water-resistant coating, characterized in that as a function of alkali metal

  • CDC Mining Modified Direct Method: Obtaining

    The direct method test was developed for general mine safety applications by the U.S. Bureau of Mines in the early 1970's to measure the gas content of coal samples obtained from the relatively shallow depths of eastern U.S. coal mines. Over time, applications for gas content data evolved which required increasingly accurate desorption values.

  • Preliminary study of a method for obtaining brown coal

    2018-6-25 · Preliminary study of a method for obtaining brown coal and biochar based granular compound fertilizer 6th International Conference on Sustainable Solid Waste Management 1 NEW CHEMICAL SYNTHESES INSTITUTE 13-16 June 2018, Naxos Island, Greece

  • Method for obtaining hydrocarbon products from

    The method of obtaining hydrocarbon products from solid carbonaceous feed material containing water and hydrocarbons, including the steps of: it is a general object of the present invention to provide a novel method for directly converting coal and other carbonaceous materials into usable hydrocarbon products. More particularly, it is an

  • Method for obtaining storable products of calorific

    A method for producing synthetical oils and storable products of calorific energy, by co-processing waste rubber materials and coal, the method comprising the steps of a first step of mixing triturated waste rubber material having a particle size of 1-5 cm and coal having a particle size of 0.1-5 mm until obtaining

  • New method for obtaining the distillation curves of

    1984-1-1 · New method for obtaining the distillation curves of petroleum products and coal- derived liquids using a small amount of sample Fanor Mondragon* and Koji Ouchi Faculty of Engineering. Hokkaido University, Sapporo, 060 Japan (Received 3 May 1983) Based on thermogravimetric principles a new distillation method for petroleum products and coal

  • Surface mining _____. is more destructive than

    2019-7-24 · Surface mining _____. is more destructive than underground mining is a method of obtaining coal is a method of obtaining natural gas permanently destroys the environment. LOGIN TO VIEW ANSWER. Do you know the better answer! Submit your answer. Related Questions in Geography. Asked By adminstaff @ 24/07/2019 10:43 PM.

  • 4 Coal Mining and Processing Coal: Research and

    2021-5-10 · The U.S. coal industry serves a vital role in the nation’s economy by producing fuel for more than half of its electricity. Despite the industry’s importance, industry financial data for 2005—the strongest year for the coal industry in recent years—shows that it is a relatively small industry with revenues totaling $20 billion to $25 billion and net income between $1 billion and $2

  • Surface mining _____. is more destructive than

    is more destructive than underground mining is a method of obtaining coal is a method of obtaining natural gas permanently destroys the environment Weegy: is more destructive than underground mining jerryjoseph002|Points 1502| User: About half of the electricity in the United States comes from burning _____. coal oil natural gas methane