Chinese researchers show that a few extra hours of CO2 curing can roughly double the wet-dry service life of red mud–CFB ash–MgO backfill, while keeping leaching of hazardous elements low even after weeks of exposure to alkaline red mud liquor. Red mud remains one of the aluminium industry’s...
Canadian Energy Metals has demonstrated a process for producing smelter-grade alumina from Saskatchewan black shale and has started a prefeasibility study for its Thor Project. Canadian Energy Metals Corp. (CEM) has taken a step towards developing an alternative North American source of alumina...
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AusGroup's subsidiary MAS Australasia, which provides scaffolding and associated services for construction and maintenance projects in the mining, oil & gas, infrastructure and commercial sectors, has been awarded a contract to service mining giant BHP Billiton. It clinched a two year deal, with an...
The Niyamgiri Surakshya Manch (NSS) has demanded that the Lanjigarh alumina refinery of the Vedanta Alumina Limited (VAL) in Kalahandi district be completely closed. The demand was made at a public meeting organised in Munikhol of Muniguda block in Rayagada district on Thursday to mark the success...
Investment house Deutsche Bank has rated Bauxite and aluminium investor Alumina Limited as a ‘Buy’, following the release of more than expected fourth quarter results, a report in Australian Financial Review says. Alumina Limited owns a 40% share of Alcoa World Alumina & Chemicals (AWAC), the...
Despite the Indonesian bauxite ban, Chinese firms are more careful about building alumina refineries in Indonesia, officials at one of the refineries in China said. One firm had cancelled its plans entirely. Bosai Minerals has withdrawn their plans to build a two million-tonne-a-year complex in...
Meller Optics, Inc. supplies a whole line of calcined alumina polishing powders (high purity) easy to mix with de-ionized water for lapping, grinding and finishing a wide range of optics. Meller Microlux Alumina Powders are available in two grades and also seven particle sizes from 0.05 - 3.0...
Alumina Ltd (AWC) is an Australian listed company which produces alumina, which is a commodity. Bauxite ore is refined to produce alumina, which is then smelted to produce aluminium. AWC is the lesser partner in a 60:40 joint venture with US alumina/aluminium giant Alcoa, called AWAC, for which AWC...
On January 8, the proposal for providing the second round of forest clearing for Orissa Mining Corporation (OMC, which has a tie-up with Vedanta Aluminium for supplying Bauxite) was rejected by the environment ministry. OMC had proposed to get the forest cleared for mining ore in Lanjigarh reserve...
Alcoa Inc. today announced the resolution of the investigations by the U.S. Department of Justice (DOJ) and U.S. Securities and Exchange Commission (SEC) regarding certain legacy alumina contracts with Aluminium Bahrain B.S.C. (Alba). The settlement with the DOJ was reached with Alcoa World Alumina...
Alba and Klaveness have re-established trade relations by entering into long-term freight contract, it was announced yesterday. Alba said it had reached a settlement agreement with Torvald Klaveness Shipping, whereby each party agreed to waive their respective legal claims. In addition, the parties...
The Sherwin Alumina plant in Ingleside insists the red dust floating across town in the high winds this weekend do not pose a risk to public health. Several homeowners contacted KRIS 6 News after they were worried the red dust that covered their homes and cars. A company spokesperson says workers...
State-controlled miner Aneka Tambang plans to start commercial operations of its $450 million aluminum processing plant located in Tayan, West Kalimantan in April, trying to fulfill a government requirement on the export of value-added minerals. Tri Hartono, corporate secretary of the company known...
Utkal Alumina International Ltd (UAIL), a subsidiary of Aditya Birla owned Hindalco Industries, is yet to reach its full envisaged capacity of 1.5 million tonne per annum (mtpa) after starting of operation in June last year. So far, the company has managed to achieve 70-75 per cent capacity...
The Orissa government has assured Vedanta Aluminium of leasing laterite minerals, which will help the company run its 1-million-tonne alumina refinery at Lanjigarh in Orissa’s Kalahandi district. The state government has agreed to lease out laterite deposits in Rayagada and Koraput districts to VAL...
The need to strictly follow safe mining practices and high standards of hazard-free work environment was emphasised during 31st Odisha Metal-ferrous Mines Safety Week Celebration 2013-14 in Odisha's Rayagada district. Held under the aegis of DGMS (Directorate General of Mining Survey) - Bhubaneswar...
China’s alumina output rose in November as new capacity came on stream, Shanghai Metals Market has learned. Production hit 3.8 million tonnes last month, up 29% year-on-year. Output throughout the first eleven months totaled 40.7 million tonnes, also an increase of 17% from a year ago, according to...
A purchase order shows Libertas Copper will pay about $3 million for approximately 430 metric tons of copper rods from bankrupt aluminum producer Ormet Corp., while the sale of Ormet's former Burnside, La. alumina refinery to Almatis Inc. is complete. The company continues selling the raw materials...
Morgan Advanced Materials, a leading supplier of high purity Alumina custom-made, high precision ceramic components, provided a prototype plasma cavity for the Helicon Double Layer Thruster (HDLT), a new gas plasma space engine for use on satellites being developed by the Australian National...
Indopura Resources, a joint venture between companies from Indonesia, Singapore, and China, started the construction of its $500 million chemical grade alumina plant in Kubu, West Kalimantan, in an attempt to tap rich bauxite resources in the region. Indonesia is seeking to reap more added value...
