Refractory Liningan overview ScienceDirect Topics
· A refractory lining usually comprises a safety or backup layer behind the working lining in contact with the furnace contents. The whole body is encased in a metal shell. The temperature gradients in the system and the properties of all materials must be considered. Essential to the designer of refractory structures is a knowledge of the
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common fused silica refractory common fused silica
Alibaba offers 1 361 common fused silica refractory products. A wide variety of common fused silica refractory options are available to you such as shape material and refractoriness (degree).
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The raw material mixture to obtain refractory materials
Refractory mass contains 2-18 wt. titanium dioxide in the form of industrial wastesludge titanium slag dross or ash or in combination dross and ash 15-50 wt. phosphate insideradio component in terms of pure phosphorous acid 4-5 wt. allmovieportal concentrate 0.5 to 2 wt. boric acid filler
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Gunite mass to repair the lining of the walls of coke ovens
Declared gunite mass has the following composition wt. quartzite 82-86 silicon 12-16 aluminum 1 2-1 7 and feldspar of 0.5-1.0. The use of mass provides high efficiency of repair of the lining of the walls of coke ovens. table 1. The invention relates to coke refractory industry and can be used for hot repair of the lining of coke ovens.
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Furnace Lining Formation Or Repair Patents and Patent
· The lining contains a plurality of regions each extending in a primary plane of the lining each region having a differing value of total pore or perforation area as measured in a primary plane of the lining. The lining may be used to form part or all of the working surface of the floors or walls
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KAOWOOL PUMPABLESMorgan Thermal Ceramics
· Hot or cold repair of boiler insulation sidewalls and penthouses Brick kiln crown and walls Coke oven jambs and seals Kaowool Pumpables are installed under pressure using pumping equipment such as the HS-100 Extrusion Pump. A back-pressure gauge is recommended when pumping Kaowool Pumpables to repair a backup lining. This will
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Borescope and FireSight ProductsLenox Instrument
· allows repair technicians to the brick looks like inside the and be able to inform the Of the severity of the problem prior to beginning the About repairs while the furnace runni at full production. CCTV system can also be The technology was introduced in the US. in 1979 a method of the walls Of coke ovens in the steel ing which would
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· Guniting process due to its method of placing results into positive adhesion to any applied surface and due to its density ensures a good repair of the damaged refractory lining. There are two processes involved when it comes to spraying guniting refractory mixes pneumatically through a spraying gun (nozzle) at high velocity onto a surface
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USB2Method for repairing a protective lining of
The present invention relates to a method for repairing a protective lining of an industrial reaction or transport vessel such as a converter vessel electric arc furnace or ladle. The method comprises identifying combined areas of the lining having a thickness below a predetermined threshold value by means of a measuring device which measuring device measures the residual thickness of the
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The Crematoria Ovens of Auschwitz and Birkenau
· 6. Coke-fired eight muffle oven. Two ovens of this type were built in the crematoria IV and V of Birkenau in and one half of such an oven (4 muffles) was installed at Mogilew in 1942. The ovens of Auschwitz will be described in the following paragraphs. 4.1. The Coke-Fired Topf Double-Muffle Cremation Ovens
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Method for flame spraying of gunite on lining of
Damaged lining of metallurgical units is normally patched by using what is known as wet and semidry guniting techniques which consist in applying a moistened powdered refractory mass to a damaged area of the lining. Needless to say the metallurgical unit is allowed to cool before patching.
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FURNACES AND REFRACTORIESModern Eq
· Depending on the area of application such as boilers furnaces kilns ovens etc temperatures and atmospheres encountered different types of refractories are used. Typical installations of refractories are shown in Figure 2. Figure 2a. Refractory lining of a furnace arch (BEE 2005) Figure 2b. Refractory walls of a furnace
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metallurgyLOEWE IndustrieOfenBau
METALLURGY LOEWE offers a full range of services in refractory lining for metal production and processing equipment This includes both the excavating of the worn refractory material the relining repair and maintenance of the various plants as well as the recycling of the different materials.
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Guniting Refractory Maintenance and Guniting Refractories
· Guniting process due to its method of placing results into positive adhesion to any applied surface and due to its density ensures a good repair of the damaged refractory lining. There are two processes involved when it comes to spraying guniting refractory mixes pneumatically through a spraying gun (nozzle) at high velocity onto a surface
Get Price
USAMethod of repairing hot refractory linings in
A method of repairing damaged hot refractory linings in high-temperature vessels includes forming an opening through the outer shell of the vessel proximate to the damaged region of the hot refractory lining and introducing a refractory material into the damaged region. The refractory material is rapidly injected in a sufficient amount to effect complete filling and is fast curing to
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SUMMARY OF CIVIL WORKS COMPLETED
· 260 HATTAR. (District Abbottabad). Structural Chipping cleaning and repair of internal and external repairs of fctory structures by Gunite. surfaces of Clinker tower by reinforced pneumatic concrete. 1990 302 MANGLA DAM. Hydro Power Extension Project Units 9 10. Double Sheet pile wall of coffer dam and mass tremmie
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KAOWOOL PUMPABLESMorgan Thermal Ceramics
· Hot or cold repair of boiler insulation sidewalls and penthouses Brick kiln crown and walls Coke oven jambs and seals Kaowool Pumpables are installed under pressure using pumping equipment such as the HS-100 Extrusion Pump. A back-pressure gauge is recommended when pumping Kaowool Pumpables to repair a backup lining. This will
Get Price
Method and apparatus for flame gunningZapTech
· The mass ratio of oxygen to carbonaceous material should preferably be kept less than stoichiometric during preheating mode to prevent excessive oxidation of the lining material when flame gunning is used with a furnace lined with carbon-bearing refractory lining. When the walls of the vessel are already coated with a previously gunned deposit
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KAOWOOL PUMPABLESMorgan Thermal Ceramics
· Hot or cold repair of boiler insulation sidewalls and penthouses Brick kiln crown and walls Coke oven jambs and seals Kaowool Pumpables are installed under pressure using pumping equipment such as the HS-100 Extrusion Pump. A back-pressure gauge is recommended when pumping Kaowool Pumpables to repair a backup lining. This will
Get Price
USB2Method for repairing a protective lining of
The present invention relates to a method for repairing a protective lining of an industrial reaction or transport vessel such as a converter vessel electric arc furnace or ladle. The method comprises identifying combined areas of the lining having a thickness below a predetermined threshold value by means of a measuring device which measuring device measures the residual thickness of the
Get Price
Refractory Liningan overview ScienceDirect Topics
· A refractory lining usually comprises a safety or backup layer behind the working lining in contact with the furnace contents. The whole body is encased in a metal shell. The temperature gradients in the system and the properties of all materials must be considered. Essential to the designer of refractory structures is a knowledge of the
Get Price
Furnace Lining Formation Or Repair Patents and Patent
· The lining contains a plurality of regions each extending in a primary plane of the lining each region having a differing value of total pore or perforation area as measured in a primary plane of the lining. The lining may be used to form part or all of the working surface of the floors or walls
Get Price
Coke Oven Refractory RepairsIspatGuru
· The technology provides maximum resistance of repaired areas with minimal negative impact on the brickwork. Long standing of repaired areas of coke oven refractory can be achieved based on the advanced ceramic welding technology using high quality materials. The ceramic welding process was first applied in the 1970s.
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USAMethod of repairing hot refractory linings in
A method of repairing damaged hot refractory linings in high-temperature vessels includes forming an opening through the outer shell of the vessel proximate to the damaged region of the hot refractory lining and introducing a refractory material into the damaged region. The refractory material is rapidly injected in a sufficient amount to effect complete filling and is fast curing to
Get PriceRefractory Liningan overview ScienceDirect Topics
· A refractory lining usually comprises a safety or backup layer behind the working lining in contact with the furnace contents. The whole body is encased in a metal shell. The temperature gradients in the system and the properties of all materials must be considered. Essential to the designer of refractory structures is a knowledge of the
Get Price
USAMethod of repairing hot refractory linings in
A method of repairing damaged hot refractory linings in high-temperature vessels includes forming an opening through the outer shell of the vessel proximate to the damaged region of the hot refractory lining and introducing a refractory material into the damaged region.
Get Price
Coke-oven repairs within British Steel using silica
· article osti_ title = Coke-oven repairs within British Steel using silica welding author = Titterington B abstractNote = Until the last few years repairs to damaged silica brickwork in coke-oven heating walls were all carried out by troweling or gunning normally using alumino-silicate based monolithic materials. These repair systems can be limited in their effectiveness and
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The Crematoria Ovens of Auschwitz and Birkenau
· 6. Coke-fired eight muffle oven. Two ovens of this type were built in the crematoria IV and V of Birkenau in and one half of such an oven (4 muffles) was installed at Mogilew in 1942. The ovens of Auschwitz will be described in the following paragraphs. 4.1. The Coke-Fired Topf Double-Muffle Cremation Ovens
Get Price
USB2Refractory lining repair materialGoogle
A formulation containing polymer resin and cement combined with aggregate can be used as a gunnable mix that is applied to a surface by being conveyed pneumatically in dry form to a nozzle where water is added. Polymer in the gunnable mix enables it to adhere and bond to a surface such as carbon brick of a lining of a vessel used for the containment of molten metals.
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