WO2014207072A1

... development activities have been conducted at different locations around the world with the objective of developing a salt-free process. The Alcan plasma arc dross treatment process US 4,960,460 discloses the Alcan plasma arc dross treatment process. ...

Process simulation of aluminum reduction cells …

 · Alcan Aluminio do Brasil S.A., Salvador, Bahia (Brazil) Publication Date: Tue Oct 01 00:00: OSTI ... To solve the environmental and financial problems of the traditional Rotary Salt Furnace process, a new salt-free method for aluminum dross and ...

Preserving Metal Units Utilising the Latest Generation of …

The handling of dross is an unfortunate but necessary activity in any aluminum cast house. One technology designed to cool dross and maximise metal recoveries is the dross press. Since its introduction to the industry in the mid 1990’s this technology has evolved ...

rotary furnace dross processing companies – Grinding Mill …

Comparison of salt-free aluminum dross treatment processes Keywords: Dross recycling; Aluminum; Salt-free dross processing; Alcan plasma torch process; ... 1. The rotary salt furnace process (Lavoie and Dube, 1991). » Learn More ALUMINIUM DROSS ...

Aluminum

"The Alcan Process for Inert Gas Dross Cooling" (Forum Environment), P. Whiteley, A.B. Innus, J.C. Pomerleau, and P. Bouchard, February 1991, pp. 52, 53. "Alumina Production in …

salt fluxes, a new plasma torch treatment

Comparison of salt-free aluminum dross treatment processes is charged with the dross, and a salt flux (up to 50% of the dross weight) is added. … The Alcan plasma torch dross treatment process ….. Kos B. A new concept for direct dross treatment by ...

Test Run of Pilot Plant for Recycling of the Leached …

Lavoie, S. Dube, C. and Dube, G., 1990: The Alcan Plasma Dross Treatment Process, A New Salt Free Dross Processing Technology, ibid., pp. 462 3. Okazaki, H. et al., 1999: Effect of Atmosphere on Metal Recovery from Aluminum Dross, Proceedings of ...

US5527380A

The Alcan Plasma Dross Treatment Process, A New Salt-Free Dross Processing Technology, Lavoie et al., Second International Symposium-Recycling of Metals and Engineered Materials, The Minerals, Metals, & Materials Society, 1990, pp. 462.

Process for the preparation of calcium aluminates from …

 · Process for the preparation of calcium aluminates from aluminum dross residues United States Pat9 ... this salt-containing dross residue while it can be used directly in the process of the present invention is generally unsatisfactory because the salt ...

United States Patent (19) 11 Patent Number: 5,716,426

“Market Opportunities for the Alcan Plasma Dross Resi dues.” by Raymond Breault et al., Light Metals 1995 Month Unavail. ... Formerly NMP originating from known dross processing techniques in rotating salt furnaces was put in a landfill as waste. Such ...

Alurec

Alurec - A New Salt-Free Process for Recovery of Aluminum from Dross and Aluminum Materials (English) Gripenberg, H. / Grab, H. / ... Salt-Free Dross Processing with Alurec[R] - Two Years Experience Gripenberg, H M ...

aluminium dross melting process incoal

Alcan Lynemouth Aluminium Smelter, powered by the coal-fired ... PDF Workshop on Aluminium Recycling ... and Dross Handling and PDF DROSRITE SALT-FREE PROCESSING OF HOT ALUMINUM DROSS - About DROSRITE SALT-FREE PROCESSING ...

Aluminium alloy inclusions

Fluxing salt Fluxing salt, like chlorides are also liquid inclusions. They come from flux treatments added to the melt for cleaning. Intentionally added inclusions ...

REVIEW OF ALUMINUM DROSS PROCESSING

Alcan characterisation of pitch performance for pitch binder evaluation and process changes in an aluminium smelter Mirchi, A.A. / Savard, G. / Tremblay, J.P. / Simard, M. | 2002 print version ...

Comparison of Salt-free Aluminum Dross | Aluminium | …

Comparison of salt-free aluminum dross treatment processes 8 nlu Necip U ¨ a,*, Michel G. Drouet b,1 a ... Keywords: Dross recycling; Aluminum; Salt-free dross processing; Alcan plasma torch process; Droscar process; Alurec process; Ecocent process 1. ...

salt fluxes, a new plasma torch treatment

Comparison of salt-free aluminum dross treatment processes is charged with the dross, and a salt flux (up to 50% of the dross weight) is added. … The Alcan plasma torch dross treatment process ….. Kos B. A new concept for direct dross treatment by ...

BULK DENSITY PARTICLE MOISTURE FLOWABILITY ABRASIVENESS …

BULK MATERIAL BULK DENSITY PARTICLE SIZE MOISTURE CONTENT FLOWABILITY ABRASIVENESS lb/ft 3 g/cm AC Teat Dust 60 0.96 Accelerator 31 0.5 Acetate 35 0.56 Acetate Flakes 21 0.34 Acini Pepe 53.6 0.86 Fine Dry Free Non

Claude Dupuis

This new technology has proven successful in achieving a complete elimination of chlorine and coping with the ultimate Alcan chlorine-free casthouse objective and commitment towards ...

Test Run for the Production of Aluminum Hydroxide by …

Dube, G., 1990: The Alcan Plasma Dross Treatment Process, A New Salt Free Dross Processing Technology, ibid., pp. 462 3. Okazaki, H., et aI., 1999: Effect of Atmosphere On Metal Recovery from Aluminum Dross, Proceedings of the 'Rewas'99 ...

A Salt-Free Treatment of Aluminum Dross Using Plasma Heating

A Salt-Free Treatment of Aluminum Dross Using Plasma Heating S. lavoie and G. Dube INTRODUCTION Table 1. Comparallve Characteristics of Plasma and Fossil Fuel Flames Dross is a major bY'product 01 all pro cesses involving molten aluminum, and it lorms ...

DROSRITE PLUS™ TREATMENT OF ALUMINUM AND ZINC DROSSES

The conventional method of treatment of the zinc dross, illustrated in Figure 2, also comprises several unit operations: dross cooling, crushing of the agglomerated dross blocks in a ball mill, sieving to separate the metal from the oxide powder, dumping of the ...

Steel Castings

Steel Castings We supply to over 400 customer’s worldwide including companies such as DUBAL, SAPA, NOVELIS, Rio Tinto Alcan, HYDRO and EMAL. ... Salt Slag Bins In recent years, the value of pressing salt slag or salt-free slag produced from tilting rotary ...

SAFETY DATA SHEET

For a current Safety Data Sheet, refer to Pennex website: Aluminum * Skim * Skim blocks * Black dross * Bulk dross * Chunky dross * Dross dust * Dross pellets * "Grizzly" dross * Rich dross * Salt dross * Trench metal Website: Carcinogenicity Category 2 ...

(PDF) Comparison of salt-free aluminum dross treatment …

 · PDF | Dross is an unavoidable by-product of the aluminum production. It forms at the surface of the molten metal as the latter reacts with the furnace atmosphere. Depending on the process, it contains, on average, about 50% free aluminum metal dispersed in an ...

US Patent for Method and apparatus for recovery of non …

The plasma heating and rotary motion make it possible to recover metal from the dross without employing the conventional salt bath. ... A method and apparatus for treating non-ferrous metal drosses in order to recover the free metal contained therein. The dross ...

rotary furnace dross processing companies – Grinding Mill …

Comparison of salt-free aluminum dross treatment processes Keywords: Dross recycling; Aluminum; Salt-free dross processing; Alcan plasma torch process; ... 1. The rotary salt furnace process (Lavoie and Dube, 1991). » Learn More ALUMINIUM DROSS ...

Recovery of non-ferrous metals from dross

 · The Alcan Plasma Dross Treatment Process, A New Salt-Free Dross Processing Technology, Lavoie et al., ... It is also known to recover non-ferrous metals from dross and metal waste with the aid of oxy-fuel-burners while using a protective layer of salts. This ...

Alcoa -

Environment, health and safety (EHS) are the cornerstones of our sustainability commitment. Innovative programs in EHS have made us leaders in emissions and energy management, resource conservation, mine rehabilitation and workplace safety.

BULK DENSITY PARTICLE MOISTURE FLOWABILITY ABRASIVENESS …

BULK MATERIAL BULK DENSITY PARTICLE SIZE MOISTURE CONTENT FLOWABILITY ABRASIVENESS lb/ft 3 g/cm AC Teat Dust 60 0.96 Accelerator 31 0.5 Acetate 35 0.56 Acetate Flakes 21 0.34 Acini Pepe 53.6 0.86 Fine Dry Free Non

Evaluation of aluminum dross waste as raw material for …

1. IntroductionAluminum dross is formed on the surface of molten Al that is exposed to furnace atmosphere during primary and secondary Al fusion processing. The Al dross usually is a mixture of free Al metal and nonmetallic substances, like aluminum oxide ...

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