equipment to treat converter slag

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Types of iron and steel slag : NIPPON SLAG ASSOCIATION

Converter slag In the same way as aircooled blast furnace slag, converter slag is cooled slowly by natural cooling and water spray in a cooling yard. It is then processed and used for various iron and steel slag (converter) appliions. Approximately 110 kg of slag is generated for each ton of converter steel. Electric arc furnace slag

FACT SHEET Steel industry coproducts

5. Legal Status of Slags, European Slag Association (Euroslag), pp. 2, 10, 01/2006. 6. Energy use in the steel industry report, worldsteel, 2014. 7. Reusing the coproducts of the steel industry, BlueScope Steel. The worldwide average recovery rate for slag varies from over 80% for steelmaking slag to nearly for ironmaking slag.

Equipment Needed to Convert a Hayward POOLSIDE Blog

The only equipment you need to convert your pool is the salt water chlorine generating system. Purchase a system, such as the AquaRite, consisting of a control box and a salt cell. Install the control box and salt cell The control box is no bigger than a lunch box and it is installed on a wall.

Euroslag Euroslag

Ferrous slag is the byproduct of iron and steel manufacturing. It arises from the conversion of ores to iron, hot iron to steel, from melting scrap in an electric arc furnace or from the subsequent treatment of crude steel. Each year, about 45 million tonnes of ferrous slag (iron and steel slag) is

FIRST PAGES CHAPTER 3 Flux Cored Arc Welding Equipment

SLAG COVERING HEAT FROM WELDING Figure 3.4 Slag blanketing the weld The slag covering keeps the welding heat from escaping quickly, thus slowing the cooling rate. Flux Cored Arc Welding Equipment, Setup, and Operation 117 S N L 03_D5010Bower 12/16/08 11:34:01pm 117

Top Blown Rotary Converter (TBRC)Pyrometallurgy

Top Blown Rotary Converter (TBRC) TBRC is an advanced smelting equipment for treating anode slime, WEEE, nonferrous metal smelting slag and setting slurry to

Copper extraction Wikipedia

When the removal of the matte or slag is complete, the hole is normally plugged with clay, which is removed when the furnace is ready to be tapped again. Reverberatory furnaces were often used to treat molten converter slag to recover contained copper. This would be poured into the furnaces from ladles carried by cranes.

Converting (metallurgy) Wikipedia

Converting is a type of metallurgical smelting that includes several processes the most commercially important form is the treatment of molten metal sulfides to produce crude metal and slag, as in the case of copper and nickel converting. A nowuncommon form is batch treatment of pig iron to produce steel by the Bessemer process. The vessel used was called the Bessemer converter.

Primetals Technologies to install Automated Tapping

May 30, 2019 · In combination with an installed slag identifiion system, e.g. optical or magnetic slag detection and a slag stopper system, there is minimal carryover of converter slag in the teeming ladle. At the end of converter treatment, the operator initiates the Automated Tapping procedure by just pressing one button.

PAPER OPEN ACCESS Physical and Chemical Properties of

Japanese steel mills treat steel slag with steam aging method, and the treated steel slag is used as upper subgrade material. The proportion of this material is 75% converter slag, 20% blast furnace slow cooling slag, and 5% blast furnace water slag[5]. Germany has used converter slag to reinforce the Rhine ports and muz Banks. 4.

CONVERTER GAS AND WASTE WATER TREATMENT BY OG

CONVERTER GAS AND WASTE WATER TREATMENT BY OGSYSTEM IN STEEL SMELTING INDUSTRY Instructor Kaj Jansson Pages 44 Supervisor Kaj Jansson OG system, which stands for Oxygen Converter Gas recovery system, is the suppressed combustion type exhaust gas recovery system for the converters of steel smelt shops.

New Refining Control for LD Converter Using Independent

The following explains the converter dephosphorization process using the schematic diagram of the converter equipment shown in Fig. 1. In converter dephosphorization, oxygen is blown into the converter from the converter top through a lance, and the phosphorus in the hot metal is oxidized and moves to the slag. The control

Steel Basic oxygen steelmaking Britannica

Steel Steel Basic oxygen steelmaking: More than half the world''s steel is produced in the basic oxygen process (BOP), which uses pure oxygen to convert a charge of liquid blastfurnace iron and scrap into steel. The basic oxygen furnace (BOF) is a refractorylined, tiltable converter into which a vertically movable, watercooled lance is inserted to blow oxygen through nozzles at

Types of iron and steel slag : NIPPON SLAG ASSOCIATION

Converter slag In the same way as aircooled blast furnace slag, converter slag is cooled slowly by natural cooling and water spray in a cooling yard. It is then processed and used for various iron and steel slag (converter) appliions. Approximately 110 kg of slag is generated for each ton of converter steel. Electric arc furnace slag

JP2008255446A Method for killing slag Google Patents

The present invention relates to a slag that rapidly forms in a ladle in a slag calming method in which the slag is discharged into a ladle after the hot metal is pretreated in the converter. By efficiently sedating the slag, the slag after the hot metal pretreatment is discharged from the converter to the waste pan in a short time while preventing the slag from overflowing from the waste pan.

Converting (metallurgy) Wikipedia

Converting is a type of metallurgical smelting that includes several processes the most commercially important form is the treatment of molten metal sulfides to produce crude metal and slag, as in the case of copper and nickel converting. A nowuncommon form is batch treatment of pig iron to produce steel by the Bessemer process. The vessel used was called the Bessemer converter.

Improvement of Production Capacity at Steelmaking Plant in

high SiO2 slag out of the system, while also was constructed simultaneously with the new converter. The flue gas treatment equipment adopted for the new converter was the Oxygen Converter Gas Recovery System (OG), which is the same as the existing equipment. The utilities and water treatment equipment were expanded to meet the needs of the

BLACKMAX™ Rhomar Industries

BLACKMAX takes your existing rusty surface and transforms it into a black polymer shield that stops the rust dead in its tracks! This new surface can be left black, or you can repaint it without the concern of ugly rust bleedthough.

High Temperature Technologies Canada – Waste to Energy

High Temperatures Technologies Corp. Canada presents the products based on plasma technology for different fields such as waste treatment, getting synthesis gas and other products. High Temperature Technologies Corp. offer ecologically pure technology which purpose is a full decomposition of the waste without harmful toxic substances and getting of useful products.

The Slag Regime of Equipment Used for the SpringerLink

The composition of the ladle slag in units designed for the secondary treatment of steel needs to be optimized in order to increase the service life of the units'' linings. On the one hand, the slag subjects the refractories to chemical wear. On the other hand, under certain conditions the slag is capable of forming a protective crust inside the units. The Nizhniy Tagil Metallurgical Combine

COPPER Copper production TU Delft

The slag contains less than 0.5 % Cu. The offgas from the blast furnaces (three in each plant) is mixed with the converter gases (Hoboken Converter). It contains 7 – 10 % SO2 and is sent to sulfuric acid production. The production figures are 80 000 t/a converter copper in Legnica, and 200 000 t/a in Glogow I Smelter [214]. 5.4.2.

Primetals Technologies to install Automated Tapping

May 30, 2019 · In combination with an installed slag identifiion system, e.g. optical or magnetic slag detection and a slag stopper system, there is minimal carryover of converter slag in the teeming ladle. At the end of converter treatment, the operator initiates the Automated Tapping procedure by just pressing one button.

(PDF) An Overview of Utilization of Steel Slag

An Overview of Utilization of Steel Slag.pdf. advanced slag treatment equipment and technology. USA, France and Japan, converter slag is used to produce siliceous fertilizer, phosphorus

Copper Converter Slag Treatment at Mount Isa Mines Limited

Converter slag assaying 3.7 per cent Cu is produced by Mount Isa copper smelter at a rate of up to 180 000 tonnes per annum. Priority is given to the processing of ore, however concentrator capacity periodically exceeds that of the mine and the opportunity is taken to treat converter slag. It

Factors confine the productivity of LD Converter

May 31, 2014 · The LDConverter is the key component in the steel production process in an integrated steel plant like Pakistan Steel. The productivity of a steel plant is dependent to a large extent on the availability of the Converter (BOF) for production.

equipment to treat converter slag

Improvement of Production Capacity at Steelmaking Plant in . high SiO2 slag out of the system while also was constructed simultaneously with the new converter The flue gas treatment equipment adopted for the new converter was the Oxygen Converter Gas Recovery Sys tem OG which is the same as the existing equipment The utilities and water treatment equipment were expanded to meet the needs

12.3 Primary Copper Smelting

12.3 Primary Copper Smelting 12.3.1 General1 Copper ore is produced in 13 states. In 1989, Arizona produced 60 percent of the total some of the impurities in the charge oxidize with the fluxes to form a slag on top of the molten bath, also treat converter gas effluent. Some multiple hearth and all fluidized bed roasters use sulfuric acid

(PDF) Steel slag in China: Treatment, recycling, and

poured from the converter, transported to the slag stacking place, separation equipment. These small operators typically use no dust Steel slag treatment data for the surveyed Chinese

Gold Smelting & Refining Process

The last product is characterized for containing small amounts of gold and silver. The treatment of these products depends on the metallurgical extractive process of lead and copper. Gold Smelting Equipment It has been shown that concentrates obtained by gravity devices and

An Overview of Utilization of Steel Slag ScienceDirect

However, the current reclaiming ratio of waste steel in China is still low due to lack of advanced slag treatment equipment and technology. 3.1.2. Utilization as sinter material Steel slag with CaO content above 50% can be used as sinter ore fluxing agent, partially replacing the commercial lime.

PAPER OPEN ACCESS Physical and Chemical Properties of

Japanese steel mills treat steel slag with steam aging method, and the treated steel slag is used as upper subgrade material. The proportion of this material is 75% converter slag, 20% blast furnace slow cooling slag, and 5% blast furnace water slag[5]. Germany has used converter slag to reinforce the Rhine ports and muz Banks. 4.

Process for treating basic converter slag Kobe Steel Limited

Jan 29, 1980 · Treated basic converter slag and a process for treating basic converter slag are disclosed, in which untreated slag in a molten state is subjected to an oxidation treatment and basicity adjustment treatment by the addition of a material containing SiO 2, so that iron or manganese components may be converted into forms which allow easy recovery thereof, and detrimental

High Temperature Technologies Canada – Waste to Energy

High Temperatures Technologies Corp. Canada presents the products based on plasma technology for different fields such as waste treatment, getting synthesis gas and other products. High Temperature Technologies Corp. offer ecologically pure technology which purpose is a full decomposition of the waste without harmful toxic substances and getting of useful products.

Equipment Needed to Convert a Hayward POOLSIDE Blog

The only equipment you need to convert your pool is the salt water chlorine generating system. Purchase a system, such as the AquaRite, consisting of a control box and a salt cell. Install the control box and salt cell The control box is no bigger than a lunch box and it is installed on a wall.

Dissolution of Valuable Metals from Nickel Smelter Slags

Dissolution of Valuable Metals from Nickel Smelter Slags by Means of High Pressure Oxidative Acid Leaching Ilya Perederiy Degree of Doctor of Philosophy Graduate Department of Chemical Engineering and Applied Chemistry CHAPTER 5 COTREATMENT OF CONVERTER SLAG AND

Treatment of converter slag Boliden Aktiebolag

Oct 05, 1976 · Treatment of converter slag . United States Patent 3984235 . Abstract: A process for the production of copper from raw materials containing sulphur, zinc and more than 0.2% Ni calculated on the copper content. The material is melted to matte and the matte converted to white metal, whereafter the white metal is converted to copper and the zinc

Current Development of Slag Valorisation in China

China is the largest iron and steelmaking slag producer in the world, and intensive efforts have been made during last decades for slag valorisation, including industrial facility development for the slag treatment and applied research on slag engineering.

Equipment Needed to Convert a Hayward POOLSIDE Blog

The only equipment you need to convert your pool is the salt water chlorine generating system. Purchase a system, such as the AquaRite, consisting of a control box and a salt cell. Install the control box and salt cell The control box is no bigger than a lunch box and it is installed on a wall.

Steel slag in China: Treatment, recycling, and management

1. Introduction. Steel slag is the oxidized material that is generated when lime, dolomite, and other auxiliary materials are added, and oxygen is blown onto the pig iron produced by a blast furnace to remove carbon (C), phosphorus (P), sulfur (S), and other components to produce crude steel in a basic oxygen furnace (BOF).

Steel Ladle metallurgy Britannica

Steel Steel Ladle metallurgy: The carrying out of metallurgical reactions in the ladle is a common practice in practically all steelmaking shops, because it is costefficient to operate the primary furnace as a highspeed melter and to adjust the final chemical composition and temperature of the steel after tapping. Also, certain metallurgical reactions, for reasons of equipment design and

What Is The Key To The Slag Dart Tapping Process?

Feb 18, 2019 · Metallurgy slag dart machine clamped Slag Dart. In the high temperature radiation environment of 1600 °C in the converter, the slag taper guide rod part was inserted into the tapping port at a long distance and accurately, which is the key to the slag tapping process.

Technical Report UDC 669 . 162 . 275 . 2 Development of a

and treatment method using a rotary cooler as the main equipment. 2.2 Studies on slag treatment process Two types of slag stem from iron and steelmaking processes: blast furnace and steelmaking slags. Various methods for granulating blast furnace slag using water were developed since the 1970s, and its use as blast furnace cement rapidly

PAPER OPEN ACCESS Physical and Chemical Properties of

Japanese steel mills treat steel slag with steam aging method, and the treated steel slag is used as upper subgrade material. The proportion of this material is 75% converter slag, 20% blast furnace slow cooling slag, and 5% blast furnace water slag[5]. Germany has used converter slag to reinforce the Rhine ports and muz Banks. 4.

Mineralogy of primary phases in slags and mattes from the

Mineralogy of primary phases in slags and mattes from the Tsumeb smelter (Namibia) V. Ettler1*, Z. Johan2, B. Kříbek3, the Slag Mill has been used to retreat converter slag tailings (Tsumeb Corporation Ltd., 1987 Schneider Mineralogy of primary phases in slags and mattes from the Tsumeb smelter (Namibia) 5.

Converting (metallurgy) Wikipedia

Converting is a type of metallurgical smelting that includes several processes the most commercially important form is the treatment of molten metal sulfides to produce crude metal and slag, as in the case of copper and nickel converting. A nowuncommon form is batch treatment of pig iron to produce steel by the Bessemer process. The vessel used was called the Bessemer converter.

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