Solvent extraction – Wikipedia
Aqueous-two phase extractions do not require solvents, and so avoid these concerns. This, as well as the absence of solvents or other denaturing agents, makes polymer / polymer extractions an attractive option for purifying proteins.
Organic solvent extraction – PatentStorm
7361323 Method for the production of phosphoric acid and/or a salt thereof and products thus obtained A method for the production of phosphoric acid comprising a phosphate ore attack by a first aqueous chlorohydric acid solution, separation in the attack liquor between a solid insoluble phase containing impurities and …
Gold Extraction – Secondary Processes and Lixiviation
Also many lodes contain hard heavy ferric ores, such as titanic iron, tungstate of iron, and hematite, in which gold is held.
This page looks at the extraction of copper from its ores, its purification by electrolysis, and …
The method used to extract copper from its ores depends on the nature of the ore. Sulphide ores such as chalcopyrite are converted to copper by a different method from silicate, carbonate or sulphate ores. Chalcopyrite (also known as copper pyrites) and similar sulphide ores are the commonest ores of copper.
Review of data on heavy metals in ambient air in Australia – Sources of heavy metals …
Gold ore mining Silver-lead-zinc ore mining. Alumina production Metal ore mining. Basic iron and steel manufacturing Mining. Basic non-ferrous metal manufacturing Nickel ore mining. Beer and malt manufacturing Oil and gas extraction.
Mintek Annual Report 2012 – 0005
Uranium * Ambient, pressure and heap leaching, solvent extraction, fixed bed and countercurrent (NIMCIX) ion exchange, resin-in-pulp, and ADU precipitation. Iron ore beneficiation.
Items where Year is 2004 – ResearchOnline@JCU
Up a level. Creators Item Type No Grouping. Wronska-Friend, Maria (2004) Globalised threads: costumes of the Hmong community in north Queensland. The Hmong of Australia: culture and diaspora. Pandanus Books, Canberra, ACT, Australia, pp 97-122.
Repository – Year of Publication – 1996 – UTpublications
(1996) A knowledge based advisory system for acid/base titrations in non-aqueous solvents. (1996) A linear description of shortening induced changes in isometric length-force characteristics of rat muscle.
Internet FAQ Archives – 44th week of 2012 patent applcation highlights part 4
The automated sample extraction device is a device for the automatic extraction of chemical samples. 20120272753 SAMPLE EXTRACTION DEVICE. The device includes a housing defining an open interior region. A rotating carousel is disposed within the housing, and a plurality of sample holders are mounted thereon.
Scorecard.org – ETHYLENE DICHLORIDE
When in heated water, ethylene dichloride will corrode iron and other metals (HSDB, 1995). Solvent bonding of polycarbonate products. Solvent extraction of seeds, animal fats, and pharmaceutical materials. Boiling Point 83 – 84 oC. Melting Point -40 oC.