anode furnace

anode furnace

[′a‚nōd ‚fər·nəs]
(metallurgy)
A furnace in which blister copper or impure nickel is refined.
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SEALED tenders in triplicate are invited from experienced & reputed contractors, for the mentioned jobs, in two part bids in two separate envelops having following pre-qualification A) REFRACTORY LINING CONTRACTOR HAVING AT LEAST TWO YEARS EXPERIENCE OF REFRACTORY LINING JOB IN COPPER INDUSTRY, PYROMETALLURGICAL PLANT LIKE FLASH FURNACE, SLAG CLEANING FURNACE, DRYER, CONVERTER, ANODE FURNACE, LAUNDERS AND SPOON ETC.
The series II sulfuric acid system and the bismuth recovery system from converter smelting gas were completed and put into production, the smelting (refining) main workshop building (including the ancillary span was completed, installation of the 4# converter (major equipment for smelting) and the anode furnace also commenced, and the construction of the converter heat recovery furnace, anode furnace disc casting machine and series III oxygen station was basically completed and gradually progressed to equipment installation.
Some specific topics include heat exchange within the working space of an electric nickel anode refining furnace, new casting methods for anode copper, pyrometallurgical refining of copper in an anode furnace, and minor element control by vacuum calcination and recycling of copper smelter dust.
It's believed a malfunction in the number two anode furnace resulted in a spill of blister copper.
Jinlong has also been utilizing Praxair's patented oxy-fuel burner applications technology, Dilute Oxygen Combustion, in its anode furnace for its high flame luminosity, wide flame coverage and highly effective heat transfer characteristics to further improve energy efficiency and reduce emissions.
Praxair China's applications technology team designed, fabricated and installed a complete dual-fuel Dilute Oxygen Combustion system for a 400-ton anode furnace at Jinlong Copper, replacing an existing air-fired system.
Jinlong Copper plans to install the Praxair system on a second anode furnace in the first quarter 2010.
Jinlong Copper has been using Praxair s patented oxy-fuel burner applications technology, Dilute Oxygen Combustion, in its anode furnace for its high flame luminosity, wide flame coverage and extremely efficient heat transfer characteristics to boost energy efficiency and decrease emissions.
The blister copper is processed further in the anode furnaces to turn out refined copper ready to be mold into copper strips by the machine of Hazelett Twin Belt Caster.
The pots have the type of Prebaked Anode Furnaces (PAF) with the design of 175 KA, but already increased to 194 KA, operating under a temperature of 960 degrees Celsius.
Scartaccini said the equipment will include a new "bag-house unit" for the converters which traps and collects particulates from ventilation hoods and gas cleaning equipment as may be required for the anode furnaces.
International technology Group ANDRITZ has received an order for supply of two anode furnaces and four Peirce-Smith converters for Kansanshi Mining Plc, a subsidiary of First Quantum Minerals Ltd.