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JP2871517B2 |
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JPH1161219A |
To prevent the powdering by reducing the consumption of a borate compound as much as possible without giving adverse effect on molten steel quality to reform slag of stainless steel. The borate compound, silica base material having ≤15...
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JP2855334B2 |
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JP2855333B2 |
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JPH1129810A |
To prevent the development of molten powdery dust as much as possible and to efficiently recovery metal in slag. This slag treating apparatus is constituted of a steel plate hearth 12 incliningly arranged at 3-7° angle and having ≥10 ...
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JPH1130415A |
To regulate the tapping flow rate, and to realize the excellent durability by suppressing the tapping from a melting furnace by the differential pressure between the inside of a pressure chamber and the internal pressure in the melting f...
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JPH1121612A |
To efficiently reuse valuable metals of Cr, Ni, Fe, etc., contained in a stainless steel dust at the same time of melting of the steel. At the time of executing the melting of the steel accompanied with the recovering of the valuable met...
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JPH11500706A |
PCT No. PCT/IB96/00956 Sec. 371 Date Jan. 12, 1998 Sec. 102(e) Date Jan. 12, 1998 PCT Filed Jul. 29, 1996 PCT Pub. No. WO97/16390 PCT Pub. Date May 9, 1997The invention is related to a method and an apparatus for producing cement clinker...
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JPH10338557A |
To provide an aging treatment method capable of rapidly and sufficiently stabling the expansion destructiveness of steel making slag and reducing an aging treatment cost. At the time of subjecting the steel making slag to the steam aging...
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JPH10330856A |
To resolve such a problem that as an iron content detecting method in the conventional water granulated slag, there are an electromagnetic separation method, atomic absorption method and electromagnetic induction method, but particularly...
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JPH10324880A |
To detect a bridge in a thermal decomposition waste discharge apparatus easily without fail and to break the detected bridge quickly. The first pressure detector Pa is installed at the exit of a thermal decomposition residue of a dischar...
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JPH10292914A |
To perform removal of molten slug even when the molten slug is cooled and solidified in the vicinity of a cinder notch and hung down in an icicle-form by a method wherein a part of high temperature combustion exhaust gas in a furnace is ...
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JP2805065B2 |
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JP2582204Y2 |
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JPH10206037A |
To provide the structure of a condenser for cooling powdered articles and powder such as dust produced from various furnaces. The present apparatus is adapted such that a powder dispersing cylinder 10 having a conical tip end is provided...
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JPH10170167A |
To protect a grating plate against thermal damage, e.g. thermal deformation or thermal abrasion, while ensuring a high heat recovery efficiency and a stabilized continuous operation for a long term. A plurality of grating plates 2 for co...
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JP2574273Y2 |
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JPH10153391A |
To provide an automatically controlled slag casting device that injects the molten slag of fixed quantity to each of all treys reliably. In a slag casting device being provided with treys 1 that are dies for receiving molten slag, a conv...
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JPH10153492A |
To measure the temperature of a fused slag from a fusion furnace or the like without error and without receiving disturbance by flame, smoke or the like, while surely keeping the whole flow of the fused slag in the field of view. In the ...
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JPH10140253A |
To provide an aluminum dross compression filter mechanism, in which the recovery ratio of aluminum in the aluminum dross scraped out from a treating furnace is improved and also, the high quality aluminum dross is obtd. by reducing the o...
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JP2757707B2 |
PURPOSE:To provide a treating method of slag after executing dephosphorizing treatment in molten iron. CONSTITUTION:The dephosphorizing treatment is executed to molten iron and one or more kinds of metallic Al and metallic Si and materia...
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JP2757679B2 |
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JPH10120449A |
To directly obtain a product without passing through processes such as crushing, pulverizing and forming from slag of a melting furnace. A heat insulating tunnel 8 through which a truck 7 loading a slag-receiving pan 6 thereon is travele...
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JP2566133Y2 |
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JPH1054535A |
To provide a grating unit structural body, a grating and a method of operating the grating. Cleaning protrusions 11 for air outlets 10 on a grating unit structural body assembled above each grating unit structural body are securely forme...
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JP2715745B2 |
PURPOSE: To efficiently perform dust collection of the waste gas from a sintered- ore cooler at a low cost. CONSTITUTION: A sintered-ore cooling process is divided into a dust-collecting zone of the first half step and a non-dust-collect...
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JP2707343B2 |
The heat treatment of solids by combustion, cooling, or the like with the aid of gas may take place on a grate conveying such solids while the gas is passed through openings in the surface of the grate. In order to provide lateral cleara...
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JP2702630B2 |
PURPOSE: To safely and efficiently treat molten slag produced by refining a metal. CONSTITUTION: Molten slag S produced by refining a metal is poured within a mold 1 which respectively has openings 1a, 1b at the top and bottom thereof an...
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JPH09272912A |
To provide a method for economically applying a prescribed quantity of slag coating to a prescribed position of furnace wall surface of a converter by a simple operational method. At the time of coating the molten slag 2 remaining in the...
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JPH09241049A |
To provide the equipment having a structure particularly capable of reducing clinker deposition in the space between a movable grate and a platelike metallic material on each of the side walls and inhibiting high temp. wear of each of th...
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JPH09235149A |
To provide a clinker cooler slight in wear, capable of preventing clinker from spilling from a gap of a clinker transporting hearth. This clinker cooler is alternately equipped with stationary grades 5b and movable grades 5a in the clink...
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JP2546199Y2 |
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JP2642290B2 |
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JP2639572B2 |
PURPOSE:To provide a simple pipe structure of mist nozzles and maintain a long life by arranging nozzle pipes having the mist nozzles near both sidewalls in the upper part on the inside of a rotating cylindrical unit separate in the flyi...
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JPH09196574A |
To provide a clinker cooler having a high recovering thermal efficiency even if a segregation caused by a particle diameter at a clinker particle layer accumulated on a grid plate is generated. A clinker cooler 1 is provided with means i...
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JPH09194243A |
To provide a clinker transfer device with which the effective cooling of the fine-grained clinker aggregated in a fine grain aggregation zone is possible and long-term continuous operation is possible. Fire grates 4a constituting a clink...
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JPH09188552A |
To provide a grate plate for a clinker cooler capable of preventing the heat burning. This grate plate 5 for a clinker cooler composed of fans for feeding cooling air, wind boxes for distributing the cooling air led from the fans to the ...
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JPH09188551A |
To provide a grate plate for a clinker cooler capable of reducing the amount of dropped clinkers without deteriorating the heat recovery efficiency. This grate plate 5 for a clinker cooler is obtained by forming at least a surface to be ...
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JPH09188550A |
To provide both a clinker cooler capable of accurately measuring the flow rates of cooling air fed to wind boxes of the clinker cooler with a high accuracy and a method for measuring the air flow rates thereof. This clinker cooler 1 is o...
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JPH09187752A |
To provide a treatment method which can make incineration ash and molten fly ash containing harmful heavy metals harmless. Harmful heavy metals are extracted from waste incineration ash by treating with acid or alkali to make the ash har...
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JPH09188549A |
To reduce the heat burning of grate plates and prolong the life by forming plural groove-like recessed parts extending in a specific direction and cooling air holes in surfaces on the sides of the grate plates for supporting clinkers of ...
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JP2630707B2 |
PURPOSE: To provide the method for treatment of steel slag which can integrally and continuously treat many and diversified kinds of the steel slag and can safely and rapidly treat the steel slag with fewer operators without pollution an...
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JPH09178366A |
To make it possible to further reduce the irregularity of aging as compared with prior art by making it possible to conduct the aging of steelmaking slag for a further shorter time as compared with the prior art. When the slag generated ...
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JP2628593B2 |
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JPH09169552A |
To provide a clinker cooler having a grate plate improved in cooling of clinker by improving the heat exchange of the clinker and air. The grate plate which is used for the clinker cooler for cooling the cement clinker 11 and transfers t...
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JPH09165617A |
To reduce the necessary quantity of fresh cooling medium and technical trouble. Only the last zone 3 in a device at an outlet side for an annealing material is connected with a supplying part 7 for the fresh cooling medium under pressure...
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JP2618836B2 |
PURPOSE: To conduct a firing in high efficiency with low heat loss for high- quality cement clinker by using a single fluidized bed granulating/firing oven. CONSTITUTION: In this cement clinker firing method designed to granulating and f...
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JP2535686Y2 |
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JP2594297B2 |
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JP2561653B2 |
PCT No. PCT/DE86/00124 Sec. 371 Date Dec. 2, 1986 Sec. 102(e) Date Dec. 2, 1986 PCT Filed Mar. 22, 1986 PCT Pub. No. WO86/05818 PCT Pub. Date Oct. 9, 1986.In order to reduce or avoid the discharge of gaseous pollutants H2S and SO2 to the...
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