US20130022436A1 - Melting Process Having Sheathing That Can Be Pushed Through - Google Patents

Melting Process Having Sheathing That Can Be Pushed Through Download PDF

Info

Publication number
US20130022436A1
US20130022436A1 US13/638,697 US201113638697A US2013022436A1 US 20130022436 A1 US20130022436 A1 US 20130022436A1 US 201113638697 A US201113638697 A US 201113638697A US 2013022436 A1 US2013022436 A1 US 2013022436A1
Authority
US
United States
Prior art keywords
screen
melt
discharges
screens
pieces
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US13/638,697
Other languages
English (en)
Inventor
Uwe Geib
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of US20130022436A1 publication Critical patent/US20130022436A1/en
Abandoned legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings ; Increasing the durability of linings; Breaking away linings
    • F27D1/1621—Making linings by using shaped elements, e.g. bricks
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B3/00—Charging the melting furnaces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/167—Means for preventing damage to equipment, e.g. by molten glass, hot gases, batches
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/42—Details of construction of furnace walls, e.g. to prevent corrosion; Use of materials for furnace walls
    • C03B5/43—Use of materials for furnace walls, e.g. fire-bricks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings ; Increasing the durability of linings; Breaking away linings
    • F27D1/1678—Increasing the durability of linings; Means for protecting

Definitions

  • the invention relates to methods and devices for melting furnaces, conveying paths and conveying means for the melt, the melt product and for any type of discharges from a melting furnace and transportation means for the melt, with an extended service life, which may also be infinite, and/or with increased purity of the melt.
  • This is achieved by the pushing-through or rotating-through of screens, clinkers, coatings, linings, etc., that is to say solid materials which are situated between the melt or melt product or the discharges and the materials situated behind the same which counteract the pressure of the melt, of the melt product or the discharges and/or which isolate, surround or enclose the same with respect to the environment.
  • new parts, or already-used parts, of screens etc. may be added at one free end, and used or worn screens can be removed or withdrawn at another free end.
  • Previous equipment in the field of melting technology includes furnace systems or conveying paths for the melt, which are constructed from selected fire-resistant construction materials.
  • these are composed substantially of a base plate, the side walls and the arch, which together surround the furnace interior/melting chamber and thus the melt.
  • substantial steel structures are required, which can be summarized under the term anchoring.
  • the entire glass melting furnace is subjected to wear (corrosion/erosion) and therefore has a limited service life (furnace cycle). A repair of worn components is possible only to a limited extent without a shutdown and temperature withdrawal, and lengthens the furnace cycle of the melting furnace only to an insignificant extent. After a few years, the entire melting furnace must be completely renewed. Consideration is also being given to pushing through entire assemblies or parts of assemblies.
  • a melting furnace of said type is known inter alia from the as yet unpublished patent application DE 10 2008 050 855.
  • Said type of furnace construction has a short service life, is expensive and uneconomical in relation to modern mechanical components, data evaluation systems and regulating facilities.
  • the invention is therefore based on the object of specifying methods and devices which substantially extend the service life, reduce the expenditure of energy, increase the production rate and improve the purity of the product produced, that is to say result in fewer inputs of foreign bodies into the melt. In the optimum situation, all of these tasks are performed.
  • the object of the invention beginning with the mixing of the batch or with the supply of the basic material for the melting operation, that is to say the melt product, with the melting, for the further processing of the melt, also multi-layer melts, to the solidified end product or the discharges (residual materials) which have arisen during the melting, for example waste gases, slag etc., to the cooling of the discharges to ambient temperature, and for transportation means for the melt.
  • the invention can be applied both to all furnace types, for example troughs, pots etc., and also to all meltable materials, for example for glass melts, for metal melts, mineral melts, etc., for single-material melts and also for multi-material melts and melt mixtures, etc.
  • Screens, clinkers, coatings, linings, etc. that is to say components which are situated between the melt, melt product or discharges and the materials situated behind the same, for example walls, base, etc., which block or counteract the pressure or general forces of the melt, of the melt product or the discharges, are hereinafter referred to for simplicity as screen.
  • the screens transmit the pressure or the forces to the external components, but have no significant supporting or counteracting function, that is to say if the screens were removed, the forces could be absorbed as before.
  • coated materials which for example serve for constructing the furnace, these are components of the furnace.
  • FIGS. 1 to 8 may also be of rotated, turned and reversed construction, and likewise, the respective references to melt/melt product ( 15 ), melt level/bed height ( 16 ) and discharges ( 17 ), as are generally familiar to a person skilled in the art, are interchangeable and are therefore not imperatively subject to the references in FIGS. 1 to 8 , wherein in the case of melt product, the melt level constitutes the bed height.
  • a are for example rolls of screen material welded to one another.
  • the specified movement directions (A, B, C) of the individual screen ( 6 ), virtually endless screen ( 9 ), screen with retention device ( 10 ), guided screen with guide device ( 11 ), guided screen ( 12 ) and intermediate screen ( 13 ), are not imperative; it is necessary merely to ensure that mutual hindrance during the movement/displacement/rotation/overlapping thereof is eliminated.
  • each exemplary embodiment as is generally familiar to a person skilled in the art, may be implemented beginning with the mixing of the batch or with the supply of the basic material for the melting operation, that is to say the melt product, with the melting, for the further processing of the melt, also multi-layer melts, to the solidified end product or the discharges (residual materials) which have arisen during the melting, for example waste gases, slag etc., to the cooling of the discharges to ambient temperature, and for transportation means for the melt.
  • the basic material for the melting operation that is to say the melt product
  • the melting for the further processing of the melt, also multi-layer melts
  • the solidified end product or the discharges residual materials which have arisen during the melting, for example waste gases, slag etc.
  • FIG. 1 shows a detail of a melting furnace, having delimiting walls ( 2 ) and having a screen ( 6 ) at the height of the melt level/bed height ( 16 ), composed of pieces of the screen ( 6 . a ), with an addition of one piece of the screen ( 7 ) and removal of one piece of the screen ( 8 ), with a linear movement direction (A) of the screen ( 6 ).
  • FIG. 2 shows a detail, in the form of a section, of a wall ( 2 ) with screens arranged one above the other with a retention device ( 10 ), and the melt/melt product ( 15 ).
  • FIG. 3 shows a detail of a melting furnace, having delimiting walls ( 2 ) and having a screen ( 6 ) with a rotational movement direction (B), having in each case one passage opening ( 14 ) in the individual pieces of the screen ( 6 . a ), and with an addition of one piece of the screen ( 7 ) and removal of one piece of the screen ( 8 ).
  • FIG. 4 shows a detail of a section for discharges ( 17 ), having the walls ( 2 ) and a virtually endless screen ( 9 ).
  • FIG. 5 shows a section of a conveying path for melt/melt product ( 15 ), having base pieces ( 1 ) and having the piece of the wall ( 2 . a ), the pieces of the wall with a cutout for screen ( 3 ), and situated therein the guided screen with guide device ( 11 ), guided screens ( 12 ) and intermediate screen ( 13 ).
  • FIG. 6 shows a detail of a section, having base pieces ( 1 ) and having a barrier ( 5 ) for the melt/melt product ( 15 ) and the screen ( 6 ).
  • FIG. 7 shows a detail of a section of a melting furnace, having a wall ( 2 ) and cover/arch ( 4 ), having a virtually endless screen ( 9 ) in the wall ( 2 ) with a variable movement direction (C), and having a screen with retention device ( 10 ) and with a rotational movement direction (B), the retaining bolt ( 19 ) of which is situated outside the melting furnace.
  • FIG. 8 shows a detail of a section of an exchanger for energy exchange, having walls ( 2 ), discharge ( 17 ) and charge ( 18 ) and with screen ( 6 ) situated in between.
  • the object is achieved by means of claims 1 to 10 substantially in that the screen ( 6 ) or screens ( 6 ) can be pushed and/or rotated through the respective region while the respective region is performing its main function, for example during melting operation in the case of a melting furnace, such that at one side new or already used pieces of the screen can be added ( 7 ) and at another side the used, worn or tested pieces, or pieces which have been used for whatever other purpose, of the screen can be removed ( 8 ). A removal may also be a withdrawal.
  • a continuous process of the executable main task of the respective region can be realized, or the process of the executable main task is not, or not significantly, hindered or disrupted by the specified measure, that is to say said process can remain at least substantially functional.
  • the screen ( 6 ) in the different forms, such as for example pieces of the screen ( 6 . a ), virtually endless screen ( 9 ), screen with retention device ( 10 ), guided screen with guide device ( 11 ), guided screen ( 12 ), intermediate screen ( 13 ), in each case with or without passage opening ( 14 ), may each take on an adequate, technically expedient form.
  • the respective exemplary embodiments are rendered more precisely in the subclaims. The control/regulation of the movement of the respective screen ( 6 ), or of the piece of the screen ( 6 .
  • a in the different embodiments is realized by means of at least one data processing system or neuronal data system, in analog or digital form, which ensures the relevant data for displacement, rotation and the limitation of local forces and/or torques which arise.
  • FIGS. 1 to 8 which will be explained below, show the method according to the invention as claimed in claims 1 , 2 and 4 , and the device as claimed in claims 6 , 7 , 8 and 9 , in a plurality of preferred embodiments, designed such that the service life in said regions is lengthened considerably.
  • FIG. 1 shows, by way of example, a detail of a melting furnace in section.
  • the two walls ( 2 ) in the sectional illustration delimit the melting furnace.
  • the screen ( 6 ) At the height of the melt level/bed height ( 16 ) there is situated the screen ( 6 ), which in terms of its extent begins below the melt level/bed height ( 16 ) and extends to above the melt level/bed height ( 16 ) in order to counteract said critical region.
  • the screen ( 6 ) is composed of a plurality of pieces of screen ( 6 . a ), which may be joined together or arranged in line.
  • the screen ( 6 ) performs a linear movement, movement direction (A).
  • FIG. 2 shows, by way of example, a detail of a melting furnace or of a conveying path in section, having a wall ( 2 ) in the sectional illustration, melt/melt product ( 15 ), and situated in between the screen with retention device ( 10 ), in a form in which a plurality of screens with retention device ( 10 ) are arranged one above the other.
  • melt/melt product 15
  • the screen with retention device 10
  • the melt level/bed height ( 16 ) shown is intended to illustrate this, wherein in the case of melt product, the melt level/bed height ( 16 ) constitutes the bed height.
  • the screens with retention device ( 10 ) arranged one above the other, in this case with planar contact surfaces between one another, may likewise have overlaps, be in toothed engagement with one another, or have between one another a tongue-and-groove connection, dovetail connection or any conceivable loose or fixed connection familiar to a person skilled in the art.
  • the screen with retention device ( 10 ) performs a linear movement, in movement direction (A), into the plane of the drawing.
  • FIG. 2 can likewise perform a rotational direction of movement (B).
  • FIG. 3 shows, by way of example, a detail of a melting furnace or of a conveying path in section.
  • the two walls ( 2 ) in the sectional illustration delimit the melting furnace.
  • the melt level/bed height ( 16 ) is shown by way of example.
  • the pieces of screen ( 6 a ) have in each case a passage opening ( 14 ) in order to lead through or for the passage of material flows such as melt/melt product ( 15 ) and/or discharges ( 17 ).
  • the wall ( 2 ) situated behind the screen ( 6 ) is interrupted in said region or likewise has at least one passage opening. It is also possible for a plurality of passage openings ( 14 ) to be provided in one piece of the screen ( 6 . a ), which passage openings may have identical or different opening sizes and/or functions.
  • the screen ( 6 ) performs a rotational movement in movement direction (B). In FIG.
  • the wall ( 2 ) in plan view may likewise be a base, wherein the passage openings ( 14 ) are then situated in the base; in this case, the melt level is irrelevant. This may be for example for the passage of melt in a melting furnace.
  • FIG. 4 shows, by way of example, a detail of a section through a conveying path for discharges ( 17 ), for example a waste gas duct, composed of the delimiting walls ( 2 ), in a form in which the screen ( 6 ) is illustrated as a virtually endless screen ( 9 ).
  • Said virtually endless screen ( 9 ) may be realized for example by welding on new pieces of the screen ( 6 a ), and likewise by means of continuous new follow-up melting of the material of the screen ( 6 ) in order to obtain a virtually endless screen ( 9 ).
  • the screen ( 9 ) performs a variable movement in a movement direction (C).
  • FIG. 4 may likewise be considered for melt/melt product ( 15 ) instead of the discharges ( 17 ), in the form for example of a purifying region, homogenization region or the working trough.
  • FIG. 5 shows, by way of example, a section through a conveying path for the melt/melt product ( 15 ), composed of the pieces of the base ( 1 ), the piece of the wall ( 2 . a ) and the pieces of the wall with a cutout for screen ( 3 ), which for example counteract the pressure of the melt/melt product ( 15 ).
  • the different screen ( 6 ), screen with guide device ( 11 ), guided screen ( 12 ) and the intermediate screen ( 13 ) situated in between may also be pushed through without retention, possibly with guidance.
  • the screen with guide device ( 11 ) is illustrated here with a peg, as a guide, pointing away from the melt/melt product ( 16 ).
  • Said peg could also be a bead, elevation or depression, etc., or any guide familiar to a person skilled in the art.
  • the lateral guided screen ( 12 ) is partially fitted into the piece of the wall with a cutout for screen ( 3 ); complete fitting-in, so as to form a plane, is also conceivable.
  • an intermediate screen ( 13 ) may be placed in.
  • Said intermediate screen ( 13 ) may also be composed of a plurality of layers, that is to say a plurality of layered intermediate screens ( 13 ), which may also be displaced or rotated at different speeds and/or in different directions of movement, and may likewise be constructed only from parts of intermediate screen ( 13 ), that is to say intermediate screen ( 13 ) not of large-area configuration, and/or screen ( 6 ), displacement rails, gas layers, insulating layers, sliding layers or any further type familiar to a person skilled in the art.
  • FIG. 6 shows, by way of example, a detail of a section through a melting furnace.
  • a barrier ( 5 ) for example a wall, which in essence likewise constitutes a piece of the base ( 1 ), is integrated into a piece of the base ( 1 ).
  • Said barrier ( 5 ) has a screen ( 6 ) which performs a linear movement in a movement direction (A) into the plane of the drawing.
  • Such moderators which serve for varying for example the flow of the melt/melt product ( 15 ) are subjected to a high level of wear.
  • the screen ( 6 ) is illustrated as a U-shape, though may also if required be in the form of a slotted tetragonal hollow profile or have the corresponding retention devices.
  • FIG. 7 shows, by way of example, a detail, in the form of a section, with pieces of the wall ( 2 . a ) and the cover/arch ( 4 ), with two different forms of movement of the screens, in this case overlapping.
  • the screen ( 9 ) performs a variable movement in movement direction (C)
  • the screen with retention device ( 10 ) performs a rotational movement in movement direction (B).
  • the retention device of the screen with retention device ( 10 ) is situated outside the hot zone, for example outside a melting furnace, and is held by the fixing ( 20 ) by means of the retention bolt ( 19 ).
  • the screen with retention device ( 10 ) rotates through a slot between the wall ( 2 ) and the cover/arch ( 4 ).
  • the sealing may be realized both by means of the screen with retention device ( 10 ) and likewise by means of additional sealing measures known to a person skilled in the art.
  • the virtually endless screen ( 9 ) and the screen with retention device ( 10 ) overlap, wherein shaping and/or delimitation or closure of the passage opening ( 14 ) (not illustrated here) may be achieved in this way as well as by seals, additional insulation, for example by means of the virtually endless screen ( 9 ), or modifications of the flow of melt/melt product ( 15 ) or discharges ( 17 ).
  • FIG. 7 may likewise be introduced, independently of a wall ( 2 ), merely for example through a slot in the cover/arch ( 4 ) into the upper furnace or else to the melt/melt product ( 15 ) in order to realize flows, temperature fields or further technical necessities.
  • This is self-evidently not restricted to the cover/arch ( 4 ) but rather may also be realized in the base, the walls ( 2 ) or any other component, and also centrally in a component, for example the cover/arch ( 4 ), in order to realize delimitations of any conceivable type.
  • the overlapping may also be an interweavement.
  • FIG. 8 shows, by way of example, a detail, as a section, of an energy exchange, for example of a heat exchanger, composed of the walls ( 2 ), formed from the pieces of the wall ( 2 . a ) and the pieces of the wall with a cutout for a screen ( 3 ), in the cutout of which the screen ( 6 ) is situated, wherein the screen ( 6 ) constitutes the exchanger surface which delimits the material flows of discharges ( 17 ) and charges ( 18 ) from one another, such that an exchange of energy can take place without or virtually without material flow transfer. This may also be used for example for energy shielding.
  • the screen ( 6 ) performs a linear movement in movement direction (A) into the plane of the drawing.
  • screens ( 6 ) it is self-evidently also conceivable for screens ( 6 ) to be able to be multiply mounted and/or pushed and/or rotated over one another and/or behind one another and/or into one another in order to realize certain shapes of the openings or passages, to ensure sealing actions, to reduce friction values or to obtain insulations.
  • the screens ( 6 ) need not be applied over the full area but rather may also be used in partial form.
  • openings or passages to be closed off, delimited or opened in order to prevent or limit material flows; in this context, a displacement back and forth or rotation back and forth would appear to be expedient.
  • the screen ( 6 ) may also be composed of a plurality of pieces of the screen ( 6 . a ) in the form of a full circle, in such a way that pieces of the screen ( 6 . a ) can be removed or withdrawn and added at one location; here, the screen ( 6 ) may, at one point, be situated outside the region of the melt/melt product ( 15 ) or the discharges ( 17 ), or, in the melt/melt product ( 15 ) or the discharges ( 17 ), there is situated a chamber for the exchange of the pieces of the screen ( 6 .
  • melt/melt product ( 15 ) or discharges ( 17 ) in the outflow or onward flow must be provided with an opening, or an opening is provided.
  • melt/melt product ( 15 ) or discharges ( 17 ) in the outflow or onward flow to be limited and influenced or even eliminated.
  • a screen ( 6 ) over the full area infinite usage of the respective region is conceivable. This applies in particular if the possibility of the exchange of components situated behind the same and which have a supporting and/or guiding function for the screen ( 6 ) are likewise exchangeable. Continuous pushing-through or rotating-through is self-evidently not necessary.
  • the pushing-through or rotating-through may take place partially, and likewise cyclically or on the basis of time presets, randomly and also in a controlled or regulated manner, on the basis of previous tests, also automatic tests, for example by means of an examination of the previously pushed-through screen ( 6 ), and also during or in the process.
  • the testing may take place for example by means of non-destructive methods such as for example optical methods, thermography, x-rays, etc. by means of apparatuses or sensors.
  • Pushing-through or rotating-through may also take place in such a way that pieces of screen ( 6 .
  • a ) or virtually endless screen ( 9 ) are pushed through again multiple times, for example in the manner of a tank track, in this case possibly also by removal and insertion of sub-portions or pieces from and into the virtually endless screen ( 9 ).
  • the speed of pushing-through or rotating-through of individual for example rows takes place at different speeds, or takes place in different directions of displacement, also of rows situated adjacent to one another. Pushing-in or rotating-in and pushing-back and rotating-back are also possible in order to ensure protection of the screens ( 6 ), melt/melt product ( 15 ) and discharges ( 17 ), for example in order to resolve jamming situations.
  • a virtually endless screen ( 9 ) In the case of a roll, a virtually endless screen ( 9 ), this may also consist in the length of the virtually endless screen ( 9 ) being longer than the demand for virtually endless screen ( 9 ) over the service life of the entire region or partial region of the system or the transportation means.
  • the movement of the screen ( 6 ) is conceivable in linear, rotational or variable form, that is to say any type of displacement, also into the chamber. It is thus conceivable for undulating movements for example of screens ( 6 ), or partial pieces of the screen ( 6 . a ), on the base to likewise take place by virtue of the screens ( 6 ) being held on the base by the pressure of the melt/melt product ( 15 ). Said pressure is not imperatively necessary.
  • the screen ( 6 ) may also be displaced back and forth in order to resolve jamming situations, for example after an identification of a pressure increase or force increase in the sliding mechanism or in order to attain further effects. This likewise applies to all regions.
  • pieces of the screen ( 6 . a ) these may, lined up loosely or joined to one another, and with smooth or rough surfaces not only on the lining-up surfaces or joining surfaces, have depressions, elevations, bores, pins, shoulders, toothings or the like, and may likewise be connected to one another, for example by means of screws, welding, riveting or adhesive bonding, as is generally familiar to a person skilled in the art.
  • Intermediate layers, connectors, intermediate connectors, also composed of different materials, are also conceivable.
  • a connection between individual screens ( 6 ) is not imperatively necessary, and generally also undesirable, for example rows of screens ( 6 ) situated one above the other.
  • a modular design may be composed of a plurality of pieces of screen ( 6 . a ) which may also have intermediate pieces or the like between one another.
  • the screens ( 6 ) may have any technically expedient form, size, material, design, wall thickness and layers, and may be formed from for example individual components that can be lined up with/joined to one another, shaped components, or formed as a band or as panels.
  • the screens ( 6 ) may also be provided, as joining strips, with different lengths in order for example to prevent jamming. Guide rails are also conceivable.
  • the screen ( 6 ), or pieces of the screen ( 6 . a ), have the necessary retention and/or movement device and/or guide device such that they can be pushed, pulled or rotated, moved back and forth or rotated back and forth or else a possible combination of these, for example pushed and pulled, likewise moved out of their plane, such that a displacement into the chamber is possible.
  • All of said movement configurations may be realized by means of hydraulics, pneumatics, spindle drives, with and without a gear mechanism, etc., and also by means of gravitational force.
  • the retention and/or movement device and/or guide device should be adapted to the respective demands and may have any technically expedient type and number of connecting facilities, as is generally known to a person skilled in the art.
  • the retention and/or movement device and/or guide device may be formed directly into the pieces of the screen ( 6 . a ) or comprised in the shaping, and also joined to the intermediate element, wherein a retention device may be referred to, or be, not only a guide device or a movement device but in each case also as retention elements, guide elements and movement elements.
  • a retention device may be referred to, or be, not only a guide device or a movement device but in each case also as retention elements, guide elements and movement elements.
  • melt/melt product ( 15 ) or discharges ( 17 ) for flow manipulation, such as changes in the flow, thermal characteristics, mechanics or further physical or chemical influential variables of melt/melt product ( 15 ) or discharges ( 17 ), and the shaping of the components or apparatus situated behind the same.
  • Sealing of the melt with respect to the supporting components may be realized with a screen ( 6 ) covering the full area, for example a trough which extends across the melt level ( 16 ).
  • Sealing of the screen ( 6 ) may also be realized in that the, before the extraction of the pieces of the screen which are to be removed ( 8 ), are beforehand rotated, turned or pushed out of their direction of movement into a different direction, that is to say out of their plane, such that a possible degree of wear of the pieces of the screen which are to be removed ( 8 ), which can lead to leakage, or by means of the component or the components which is/are intended to produce the sealing action with the screen ( 6 ) or the piece of the screen ( 6 . a ), and which may also be subject to possible wear, ensures a reliable sealing action.
  • intermediate elements, or coatings are self-evidently also conceivable as sealing material, and likewise, in the case of melts, partial cooling for solidification of the melt is conceivable.
  • the new pieces of the screen ( 6 . a ) may be brought to temperature substantially or exclusively by means of the heat conduction of the respective previously introduced pieces of the screen ( 6 . a ) or modules; the temperature withdrawal can likewise take place independently.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Processing Of Solid Wastes (AREA)
  • Veneer Processing And Manufacture Of Plywood (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
US13/638,697 2010-04-01 2011-03-29 Melting Process Having Sheathing That Can Be Pushed Through Abandoned US20130022436A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102010013664A DE102010013664A1 (de) 2010-04-01 2010-04-01 Schmelzprozess mit durchschiebbarer Verblendung
DE102010013664.6 2010-04-01
PCT/EP2011/001574 WO2011120673A1 (de) 2010-04-01 2011-03-29 Schmelzprozess mit durchschiebbarer verblendung

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/001574 A-371-Of-International WO2011120673A1 (de) 2010-04-01 2011-03-29 Schmelzprozess mit durchschiebbarer verblendung

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/720,392 Continuation US10161681B2 (en) 2010-04-01 2015-05-22 Melting process having sheathing that can be pushed through

Publications (1)

Publication Number Publication Date
US20130022436A1 true US20130022436A1 (en) 2013-01-24

Family

ID=43903796

Family Applications (2)

Application Number Title Priority Date Filing Date
US13/638,697 Abandoned US20130022436A1 (en) 2010-04-01 2011-03-29 Melting Process Having Sheathing That Can Be Pushed Through
US14/720,392 Expired - Fee Related US10161681B2 (en) 2010-04-01 2015-05-22 Melting process having sheathing that can be pushed through

Family Applications After (1)

Application Number Title Priority Date Filing Date
US14/720,392 Expired - Fee Related US10161681B2 (en) 2010-04-01 2015-05-22 Melting process having sheathing that can be pushed through

Country Status (7)

Country Link
US (2) US20130022436A1 (enExample)
EP (1) EP2552841A1 (enExample)
JP (1) JP5840674B2 (enExample)
CN (1) CN103038178B (enExample)
DE (1) DE102010013664A1 (enExample)
EA (1) EA026566B1 (enExample)
WO (1) WO2011120673A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220307768A1 (en) * 2019-11-15 2022-09-29 Tounetsu Co., Ltd. Metal melting apparatus, screen plate for metal melting, and method of melting metal
CN115947526A (zh) * 2023-01-31 2023-04-11 湖南洪康新材料科技有限公司 一种玻璃窑炉投料系统及投料控制方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010026187A1 (de) * 2010-07-06 2011-01-27 Geib, Uwe, Dipl.-Wirt. Ing. (FH) Verfahren und Vorrichtung zur Verbesserung des Schmelzprozesses
DE102012006582B4 (de) * 2012-03-30 2016-02-18 Uwe Geib Schaumisolierung für Behälterwandelemente
DE102012006584A1 (de) 2012-03-30 2013-10-02 Uwe Geib Behälterdeckel
CN107305101B (zh) * 2016-04-18 2023-05-23 五冶集团上海有限公司 一种内径控制轮杆及其制作和使用方法
DE102018108514A1 (de) * 2018-04-10 2019-10-10 Uwe Geib Verfahren zum Auskleiden feuerfester Gefäße
CN112408755B (zh) * 2020-10-16 2022-08-30 彩虹（合肥）液晶玻璃有限公司 一种液晶玻璃窑炉用电极推进连接结构

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD86467A (enExample) *
US1707347A (en) * 1925-11-18 1929-04-02 Allen Sherman Hoff Co Wall construction
US1707374A (en) 1927-08-04 1929-04-02 Crompton & Knowles Loom Works Whip roll for looms
FR1156001A (fr) * 1955-07-16 1958-05-12 Four de fusion et de réchauffage, notamment pour métaux
GB1185776A (en) * 1968-02-16 1970-03-25 Pilkington Brothers Ltd Improvements in or relating to Glass Melting Furnaces
GB1350639A (en) * 1971-06-07 1974-04-18 Technisches Glas Veb K Glass melting furnace
DD120640A5 (enExample) * 1975-06-30 1976-06-20
US4017960A (en) * 1975-11-26 1977-04-19 Kureha Kagaku Kogyo Kabushiki Kaisha Method of repairing injured portion of refractory furnace-lining
US4452749A (en) * 1982-09-14 1984-06-05 Modern Refractories Service Corp. Method of repairing hot refractory brick walls
US4704155A (en) * 1986-06-11 1987-11-03 Ppg Industries, Inc. Heating vessel lid construction for a glass melting furnace
US4920899A (en) * 1989-06-02 1990-05-01 American Telephone And Telegraph Company Modular furnace and methods of repairing same
DE4119993A1 (de) * 1991-06-18 1992-12-24 Forsch Anorganische Werkstoffe Ofenauskleidung
DE4200243C1 (enExample) * 1992-01-08 1993-05-19 Dyko Industriekeramik Gmbh, 4000 Duesseldorf, De
DE4418401C1 (de) * 1994-05-26 1995-06-01 Heraeus Quarzglas Verfahren und Vorrichtung zur Herstellung von Platten aus Quarzglas
JPH0852963A (ja) 1995-07-17 1996-02-27 Ricoh Co Ltd 情報記憶カード
JP2001180951A (ja) * 1999-12-28 2001-07-03 Asahi Glass Co Ltd 支持体稼働方法の改良された板硝子連続製造法
JP2001192221A (ja) * 2000-01-06 2001-07-17 Asahi Glass Co Ltd 板硝子の連続製法の改良
DE102008031959B4 (de) * 2008-03-20 2012-03-29 Uwe Geib Verfahren und Vorrrichtung für Schmelzöfen zur Optimierung einer Ofenreise
DE102008036790B4 (de) * 2008-08-07 2014-05-15 Tmt Tapping-Measuring-Technology Gmbh Abstichkanal zur Ableitung von Eisen- und Metallschmelzen sowie flüssige Schlacke aus metallurgischen Behältern, wie Hochöfen und Schmelzöfen
DE102008050855B4 (de) * 2008-10-08 2018-11-22 Uwe Geib Verfahren zum kontinuierlichen oder periodischen Austauschen von Baugruppen oder Einzelbauteilen eines Schmelzofens oder einer Förderstrecke sowie Schmelzofen oder Förderstrecke
CA2767634C (en) * 2009-07-08 2017-12-05 Berry Metal Company Apparatus and method for frame and brick constructions
DE102009040033A1 (de) * 2009-09-03 2011-03-10 Geib, Uwe, Dipl.-Wirt. Ing. (FH) Formgebung von auswechselbaren Bauteilen im Schmelzofen
DE102010026187A1 (de) * 2010-07-06 2011-01-27 Geib, Uwe, Dipl.-Wirt. Ing. (FH) Verfahren und Vorrichtung zur Verbesserung des Schmelzprozesses
DE102012006584A1 (de) * 2012-03-30 2013-10-02 Uwe Geib Behälterdeckel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220307768A1 (en) * 2019-11-15 2022-09-29 Tounetsu Co., Ltd. Metal melting apparatus, screen plate for metal melting, and method of melting metal
US12305919B2 (en) * 2019-11-15 2025-05-20 Tounetsu Co., Ltd. Metal melting apparatus, screen plate for metal melting, and method of melting metal
CN115947526A (zh) * 2023-01-31 2023-04-11 湖南洪康新材料科技有限公司 一种玻璃窑炉投料系统及投料控制方法

Also Published As

Publication number Publication date
EA201290997A1 (ru) 2013-04-30
CN103038178A (zh) 2013-04-10
EA026566B1 (ru) 2017-04-28
JP2013523576A (ja) 2013-06-17
WO2011120673A1 (de) 2011-10-06
JP5840674B2 (ja) 2016-01-06
CN103038178B (zh) 2017-04-26
EP2552841A1 (de) 2013-02-06
DE102010013664A1 (de) 2011-06-09
US20150253081A1 (en) 2015-09-10
US10161681B2 (en) 2018-12-25

Similar Documents

Publication Publication Date Title
US10161681B2 (en) Melting process having sheathing that can be pushed through
KR20130054950A (ko) 플레이트 냉각기 스테이브 장치 및 철 또는 비철 금속 제조 노를 위한 방법
CN103003206B (zh) 用于改进熔化过程的方法和装置
US20150329286A1 (en) Foam insulation for container wall elements
NL2004883C2 (en) Annealing installation with m-shaped strip treatment tunnel.
US10767930B2 (en) Charging installation of a metallurgical reactor
TWI641794B (zh) 用於冶金反應器之塡料設備的防熱總成
DE10141133A1 (de) Vorrichtung zum Einschmelzen von Metall und Verfahen zum Betreiben der Vorrichtung
US20210190428A1 (en) Wall system for a furnace, a furnace comprising such a wall system and a method for providing such a wall system
KR102047313B1 (ko) 용융물 배출 시스템
IT8202912A1 (it) Recuperatore statico di calore per forni rotanti da calce
RU2515713C1 (ru) Охладитель конвертерных газов
KR20190125785A (ko) 용융로 배출구 가열장치
ITBO20080175A1 (it) Metodo per il carico di prodotti a pezzatura varibile all'interno di un forno verticale a tino a sezione trasversale rettangolare e sistema che attua tale metodo

Legal Events

Date Code Title Description
STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION