Ecoman is one of the leading manufacturers of cullet crusher and slag crushing plant equipments. Since 1982 we have been the leading manufacturer and OEM supplier for Sponge Iron Plant, Power Plant, Cement Plant, Quartz Plant, Dolomite Plant and a host of other types of minerals plants.
The early 1950's witness the growth of a multi product company in the horizon of Indian Industries which pioneered in every technology it touched. Starting from foundry in early days and specializing in Malleable Casting and grey Iron Casting, SUR IRON diversified and were the first company in India to offer Welding Equipment and Optical Surveying Instrument to the nation, some of which are ...
A. Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face.
Ore smelting. In nature, iron, copper, lead, nickel and other metals are found in impure states called ores, often oxidized and mixed in with silicates of other metals. During smelting, when the ore is exposed to high temperatures, these impurities are separated from the molten metal and can be removed.
Welcome to the Shanghai Jianye Heavy Industry Co.,Ltd. Jianye is an international enterprise which is experted at manufacturering, R&D and sales of construction mining machinery.Our main product include Jaw Crusher, Impact Crusher,Cone Crusher, Vertical Shaft Impact Crusher, Grinding Mill,Raymond Mill, and other pertinent machines and equipments such as Vibrating Feeder,Vibrating Screen and ...
Demonstrated reserves — A collective term for the sum of coal in both measured and indicated resources and reserves. Deposit — Mineral deposit or ore deposit is used to designate a natural occurrence of a useful mineral, or an ore, in sufficient extent and degree of concentration to invite exploitation.
A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.