comminution
31Roman Britain — History of the British Isles This box: view · talk · edit …
32Extractive metallurgy — is the study of the processes used in the separation and concentration (benefaction) of raw materials. The field is an applied science, covering all aspects of the physical and chemical processes used to produce mineral containing and metallic… …
33Silt — is soil or rock derived granular material of a grain size between sand and clay. Silt may occur as a soil or as suspended sediment in a surface water body. It may also exist as soil deposited at the bottom of a water body. Source Silt is… …
34Powder metallurgy — is the process of blending fine powdered materials, pressing them into a desired shape (compacting), and then heating the compressed material in a controlled atmosphere to bond the material (sintering). The powder metallurgy process generally… …
35Gold (disambiguation) — Gold is a highly sought after precious metal that for many centuries has been used as money.Gold may also refer to:Business* Barrick Gold, the largest gold mining company in the world * Gold s Gym, international chain of fitness centers… …
36Colles' fracture — Classification and external resources An X ray image of a fractured radius showing the characteristic Colles fracture with displacement and angulation of the distal end of the radius. ICD 10 S …
37Copper extraction techniques — This article is about historical production methods. For modern methods, see Flash smelting. The Chino open pit copper mine in New Mexico …
38Mill (grinding) — Mill A tabletop hammer mill Other names Grinding mill Uses Grinding Related items Mortar and pestle Expeller Extruder A grinding mill is …
39Froth flotation — Diagram of a cylindrical froth flotation cell with camera and light used in image analysis of the froth surface. Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. This is used in several processing… …
40Gold extraction — or recovery from its ores may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore. [cite web url=http://geology.com/publications/getting gold/gold… …
