KR101668424B1 - System and method for manufacturing water-soluble mineral using shell - Google Patents

System and method for manufacturing water-soluble mineral using shell Download PDF

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Publication number
KR101668424B1
KR101668424B1 KR1020160019078A KR20160019078A KR101668424B1 KR 101668424 B1 KR101668424 B1 KR 101668424B1 KR 1020160019078 A KR1020160019078 A KR 1020160019078A KR 20160019078 A KR20160019078 A KR 20160019078A KR 101668424 B1 KR101668424 B1 KR 101668424B1
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South Korea
Prior art keywords
furnace body
frame
lifting
coupled
lower frame
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KR1020160019078A
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Korean (ko)
Inventor
김금희
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주식회사 칼텍바이오
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/44—Preparation in the form of granules, pieces, or other shaped products
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F1/00—Methods of preparing compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or the rare earths, in general
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Furnace Details (AREA)

Abstract

A system and a method for producing water-soluble mineral powders using shells are disclosed. A water-soluble mineral powder production system using the shell of the present invention comprises a lower frame, a plurality of support frames coupled to the lower frame, a sintering furnace body having a sintering furnace body coupled to an upper portion of the plurality of support frames, ; A firing furnace sealing die loaded with a heating object including a shell heated by a firing furnace body, movably coupled to the longitudinal direction of the lower frame and raised in the direction of the firing furnace body to seal the open region of the firing furnace body; A lifting unit provided on the furnace body for lifting and lowering a closed stage of the furnace closed to the lower portion of the furnace body; And an enemy gear transporting unit provided on the furnace body for moving the closed furnace to a lower portion of the furnace body.

Figure R1020160019078

Description

FIELD OF THE INVENTION [0001] The present invention relates to a system and a method for producing a water-soluble mineral powder using a shell,

TECHNICAL FIELD The present invention relates to a system and a method for producing a water-soluble mineral powder using a shell, and more particularly, to a system and a method for manufacturing a water-soluble mineral powder using a shell capable of more efficiently producing a water- .

In general, minerals such as potassium, magnesium, and sodium, which are beneficial to the human body, include calcium, magnesium, magnesium, and sodium, while calcium relaxes and shrinks the muscles and excites the nerves, while potassium, magnesium and sodium relaxes the contracted muscles and stabilizes the nerves Function, the proper balance of these minerals in the body is needed for the normal functioning of muscles and nerves.

Calcium is the most abundant mineral in the body, and most of the calcium in the body, which accounts for 1.5% ~ 2.2% of body weight, is present in the skeleton. It is the most important role in

In addition, calcium is present in the blood as a phosphorylated apatite, 45% of which is bound to proteins such as albumin, 10% is present as phosphate and citrate, and the remaining 45% is present as free calcium, It is affecting a lot.

Potassium acts in the body to form the skeleton and teeth that maintain the structure of the human body, solidify the blood, maintain the acid and alkali balance of the body fluids, and maintain muscle and nervous system safety in terms of muscle spasms, Relaxation, heartbeat, excitement of the nerves, and activation of the stimulating transporter. It also affects the secretion of hormones produced by the endocrine organs and regulates cell membrane function and mass transfer.

On the other hand, water-soluble mineral powders are currently produced in a general-purpose burning furnace which does not have a dedicated system, making it difficult to produce highly soluble mineral powders.

In addition, the use of the general-purpose burning furnace causes contamination of the other burned product, low efficiency, and unevenness of the product, and therefore, improvement measures are required.

The above-described technical structure is a background technique for assisting the understanding of the present invention, and does not mean the prior art widely known in the technical field to which the present invention belongs.

Korean Registered Patent No. 10-0707737 (New Carion Co., Ltd.) 2006.04.21.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a system and a method for manufacturing a water-soluble mineral powder using a shell capable of more efficiently producing a water-soluble mineral powder.

According to an aspect of the present invention, there is provided a sintering furnace comprising a lower frame, a plurality of support frames coupled to the lower frame, and a sintering furnace body coupled to an upper portion of the plurality of support frames and having a lower sintering furnace body; A heating object including a shell heated by the baking furnace body is stacked and is lifted in the direction of the baking furnace body so as to be movable in the longitudinal direction of the lower frame and seals the open region of the baking furnace body, ; A lifting portion provided on the furnace body for lifting and lowering the closed end of the furnace closed to the lower portion of the furnace body; And an enemy tooth transfer part provided on the furnace body for transferring the sealing ring to the lower portion of the baking furnace body. The system for manufacturing water-soluble mineral powder using the shell may be provided.

Wherein the baking furnace sealed upright stand includes a lift frame which is raised and lowered in the direction of the baking furnace body by the elevating portion; A concave and a convex portion provided on an upper side of the rack frame to load a heating object and to be lifted up as the rack frame to seal an open region of the furnace body; A plurality of rollers provided in the rack frame; And a support post provided on the mount frame to connect the mount frame and the enemy tooth transfer part.

The elevating unit includes a lifting cylinder provided on the firing furnace body; And a lifting frame connected to the lifting cylinder, lifting the lifting frame to the baking furnace body, and lifting and lowering the lifting frame by supporting the lifting frame.

The elevating portion may further include a shock absorbing mount provided on the elevating frame and coupled to a mount engaging member provided on the elevating frame when the elevating frame is lifted.

The elevating unit may further include a plurality of elevating frame supports that are coupled to the lower frame at one side and coupled to the baking furnace body to support the elevating frame.

Wherein the red movement unit comprises: an enemy tooth movement cylinder provided in the lower frame; And a connecting rod having one side portion coupled to the moving cylinder and the other side portion having a cone portion inserted into the supporting post to connect the reciprocating cylinder and the supporting post.

According to another aspect of the present invention, there is provided a method of manufacturing a sintering furnace, comprising the steps of: loading a heating object including a shell on an unevenness of a baking furnace sealed bench positioned in a lower frame of a furnace body; Operating an enemy gear shifting portion provided on the lower frame and connected to a support post of the baking furnace sealed bench to move to a lower portion of the furnace body; Closing the open region of the baking furnace body by raising the lifting frame disposed below the lower frame by actuating the lifting cylinder provided in the furnace body; And heating the object to be heated introduced into the inside of the calcining furnace body, may be provided.

The embodiments of the present invention are characterized in that a baking furnace airtight ceiling block on which a heating object including a shell is placed is moved to a lower portion of a baking furnace body by an enemy toothed conveying portion provided in a baking furnace main body, The water soluble mineral powder can be produced efficiently and automatically.

In addition, since the baking furnace sealed bench for loading the object to be heated hermetically closes the open area of the body, it is possible to reduce the manufacturing cost by eliminating the need for a separate closed door, and it is possible to reduce the time required for operation of the closed door, .

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing a system for producing water-soluble mineral powders using a shell according to an embodiment of the present invention; FIG.
2 is a side view of Fig.
FIG. 3 is a view schematically showing a mounting frame disposed on the upper part of the lifting frame shown in FIG. 1. Referring to FIG.
Fig. 4 is an operational view of the present embodiment, showing that the object to be heated is placed on the closed end of the firing furnace.
FIG. 5 is an operational view of the present embodiment, in which the baking furnace sealed volume counterpart is moved to the lower portion of the baking furnace body by the enemy toothed moving portion and disposed above the stacking frame.
Fig. 6 is an operational view of the present embodiment, in which the lower frame is raised by the lifting and lowering portion to seal a lower region of the body which is opened by a predetermined amount.

In order to fully understand the present invention, operational advantages of the present invention, and objects achieved by the practice of the present invention, reference should be made to the accompanying drawings and the accompanying drawings which illustrate preferred embodiments of the present invention.

Hereinafter, the present invention will be described in detail with reference to the preferred embodiments of the present invention with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements.

FIG. 1 is a schematic view of a system for manufacturing water-soluble mineral powder using a shell according to an embodiment of the present invention, FIG. 2 is a side view of FIG. 1, and FIG. 3 is a cross- And Fig. 7 is a view schematically showing that a fixed frame is disposed.

As shown in these figures, the water soluble mineral powder production system 1 using the shell according to the present embodiment comprises a calcining furnace body 100 and a heating object H including a shell at the calcining furnace body 100 A calcining furnace enclosure 300 for closing the open region of the furnace body 100 by lifting and lowering the object H with the heating object H mounted thereon, And an enemy gear shifting part 400 for shifting the firing furnace sealing teeth 300 toward the center of the furnace body 100.

The firing furnace body 100 heats a heating object H including a shell and in this embodiment the firing furnace body 100 has a lower frame 110 and a lower frame 110 And a firing furnace body 130 coupled to an upper portion of the plurality of support frames 120 and opened at a lower portion thereof.

1, the lower frame 110 of the furnace body 100 is provided with a long length in the transverse direction and a rail 111 is provided on the upper side of the lower frame 110, ). ≪ / RTI >

Also, in the present embodiment, as shown in FIG. 1, a plurality of limit switches S are provided in the lower frame 110 to detect the movement position of the burning-out airtight cube 300. Specifically, the limit switch S provided on the right side of FIG. 1 detects the movement position so that the firing furnace closed cavity 300 is positioned below the firing furnace body 130, and the limit switch S disposed on the left- Detects the movement position so as to return the baking furnace sealed cage 300 moved to the stacking frame 310 to the original position shown in Fig.

1, the lower portion is coupled to the lower frame 110 and the upper portion is coupled to the bottom portion of the firing furnace body 130, and the firing furnace body 130 ) From the floor.

In this embodiment, the plurality of support frames 120 may be bolted or welded to the lower frame 110 and the firing furnace body 130.

In addition, in the present embodiment, the support frame 120 may be provided with a pair of limit switches S as shown in Fig. The limit switch S disposed at the upper portion detects the elevation height of the fixed frame 310 and the limit switch S disposed at the lower portion detects the height at which the elevated fixed frame 310 returns to the original position .

The firing furnace body 130 of the firing furnace body 100 is spaced apart from the bottom by a plurality of support frames 120, and the lower portion thereof is opened as shown in Fig.

The lower part of the open baking furnace body 130 in this embodiment can be sealed by the lower end of the furnace under which the heating object H is loaded and lifted by the lifting part 200 as shown in Fig. .

In this embodiment, the heat insulating material 131 and the temperature sensor 132 are provided in the firing furnace body 130. In this embodiment, the heat insulating material 131 includes a fire-resistant insulating material, and an electric heater using a molybdenum silicide heating element (MoSi2Heating Element), also referred to as a supercontin, may be provided inside the furnace body 130. [

As shown in FIG. 1, the elevating part 200 is provided on the firing furnace body 130 and the lower frame 110 to lift and lower the firing furnace closed dies 300 moved to the lower part of the firing furnace body 130, During operation, the firing furnace sealed cage 300 maintains sealing of the open area of the furnace body 130.

1, the elevating unit 200 includes an elevating cylinder 210 provided in the calcining furnace body 130, a lifting cylinder 210 connected to the elevating cylinder 210 and elevated and lowered by the calcining furnace body 130 A lifting frame 220 for lifting the lifting frame 310 while supporting the lifting frame 310 and a mount engaging member 350 provided on the lifting frame 220 and provided on the lifting frame 220 when the lifting frame 220 is lifted A plurality of lifting frame supports 240 coupled to the lower frame 110 and coupled to the firing furnace body 130 to support the lifting and lowering of the lifting frame 220, .

As shown in FIG. 1, the lifting cylinder 210 of the lifting unit 200 is coupled to the calcining furnace body 130 and can be operated by hydraulic pressure.

In the present embodiment, the end of the cylinder rod 211 drawn out of the lifting cylinder 210 is coupled to the lifting frame 220, as shown in Fig. In the present embodiment, the cylinder rod 211 can be bolted to the cylinder rod coupling hole 221 provided in the lifting frame 220 of FIG. 3 using a bracket. As a result, the lifting frame 220 is lifted and lowered by the lifting and lowering of the cylinder rod 211, so that the lifting frame 310, which is supported by the lifting frame 220, is raised and lowered.

4, the lifting frame 220 of the lifting and lowering part 200 is connected to the cylinder rod 211 and before the sintering hermetic cage 300 moves to the lower portion of the calcining furnace body 130, 6, when the closed furnace 300 is lifted up to the bottom of the furnace body 130, the furnace frame 310 is supported to support the cylinder rod 211 As well.

In the present embodiment, the lifting frame 220 may have a " C "shape such that the rack frame 310 is moved upward as shown in Fig.

In this embodiment, the lifting frame 220 may be provided so that the uppermost end and the lowermost end of the lifting frame 220 protrude to the outside of the fixed frame 310 in order to stably raise and lower the supporting frame 120. [

3, the upper portion and the lower portion of the lifting frame 220 in this embodiment are provided with a cylinder rod coupling hole 221 provided as a coupling portion of the cylinder rod 211, And a supporting base hole 222 through which the light beam passes. In the present embodiment, a total of two cylinder rod engagement holes 221 and four support hole 222 may be provided.

1, the shock absorber mount 230 of the elevating part 200 is provided at the upper edge of the lifting frame 220 and is mounted on the mounting frame 230 of the lifting frame 220 when the lifting frame 220 is lifted or lowered. Is inserted into the member (350) to buffer the mutual impact between the lifting frame (220) and the rack frame (310).

In this embodiment, the shock-absorbing mount 230 may be made of heat-resistant plastic, rubber, or metal.

1, the upper portion of the lifting frame support 240 of the lifting portion 200 is bolted to the bottom portion of the firing furnace body 130 and the lower portion of the lifting frame support 240 is bolted to the lower frame 110, 220).

In this embodiment, a total of four lift frame support rods 240 may be provided and may be coupled to the bottom portion of the firing furnace body 130 through the support hole 222 shown in FIG.

The firing furnace hermetically sealed cage 300 is provided as a loading place for the heating object H including the shell and seals the open lower region of the firing furnace body 130.

1, the firing furnace sealing cen- tral 300 in this embodiment includes a fixed frame 310 which is raised and lowered to the firing furnace body 130 by the elevation part 200, A plurality of rollers 320 provided on the rack frame 310 to close the lower open region of the firing furnace body 130 by lifting the heating object H and lifting up as the rack frame 310; A supporting post 340 provided at the lower frame of the upper frame 310 to connect the lower frame 310 and the lower frame 310 to each other, And a mount engaging member 350 for supporting the shock absorber 220 of the lifting unit 200 when the lifting unit 200 is lifted.

The stacking frame 310 of the firing furnace sealed cage 300 is supported on the lifting frame 220 shown in Fig. 5 when moved to the lower portion of the firing furnace body 130, 130).

As shown in FIG. 1, the concavo-convex 320 of the firing furnace closed cavity 300 is provided on the upper face of the rack frame 310 so that the open bottom face of the firing furnace body 130 when the rack frame 310 rises (See Fig. 6).

In this embodiment, the irregularities 320 may be provided by stacking a plurality of bricks.

The rollers 330 of the firing furnace sealed cage 300 can be moved in rolling contact with the rails 111 provided in the lower frame 110, as shown in Fig.

1, the support post 340 of the firing furnace sealing cavity 300 is provided on the bottom of the mount frame 310 and the open end of the support post 340 is provided with a cone portion 421 of the coupling rod 420 inserted do. And the resultant clamping frame 310 can be moved from the position of FIG. 4 to the position of FIG. 5 by the coupling rod 420 which is actuated by the resulting tooth movement cylinder 410.

The mount engaging member 350 of the firing furnace sealed cavity 300 is provided with a groove such that the upper end of the shock absorber 230 is inserted into the lower portion thereof, as shown in Fig. In this embodiment, the mount coupling member 350 may be made of a metal material, a heat-resistant rubber material, or a plastic material.

As shown in FIG. 1, the enemy tooth movement unit 400 is provided in the lower frame 110 and serves to move the closed end 300 of the burner furnace to the lower portion and the home position of the burner furnace body 130.

1, the red-shifting unit 400 includes an red-shifting cylinder 410 coupled to the lower frame 110, and a pair of support posts 340, And a coupling rod 420 for moving the firing furnace sealing cage 300 by the operation of the transfer cylinder 410.

The enemy tooth movement cylinder 410 of the enemy tooth movement section 400 includes a two-stage hydraulic cylinder operated in two stages.

One end of the coupling rod 420 of the enemy tooth movement unit 400 is connected to the enemy tooth movement cylinder 410 like a conventional hydraulic cylinder and the other end thereof is provided with a cone portion 421 inserted into the support post 340, Respectively.

In the present embodiment, the cone portion 421 has a rounded shape at the upper edge thereof, which is advantageous in that the support post 340 can be smoothly inserted into the cone portion 421 when the lower frame 310 is lowered.

In this embodiment, a control unit (not shown) may be provided in the firing furnace body 100, and the control unit may control the movement of the firing furnace closed dies 300 to the lower portion of the firing furnace body 130, The closed position of the firing furnace hermetic cage 300 and the return of the firing furnace hermetic cage 300 to the home position can be automatically performed.

FIG. 4 is a view showing the operation of the present embodiment in which the object H to be heated is placed on the firing quench 300. FIG. 5 is an operation diagram of the present embodiment, 6 is a view illustrating the operation of the present embodiment in which the lifting and lowering unit 200 is moved to the lower side of the firing furnace body 130 by the moving unit 400, And the frame 310 is raised to seal the lower open region of the body in a predetermined manner.

Hereinafter, the operation of the present embodiment will be briefly described with reference to Figs. 4 to 6. Fig.

4, when the object H to be heated is placed on the concavo-convex 320 of the firing furnace sealed cavity 300 and the loading of the object H to be heated is completed, Is operated to move the firing furnace hermetic cage 300 to the position shown in Fig. The movement distance of the sealing furnace 300 may be a signal detected by a limit switch S provided in the lower frame 110.

Next, the control unit actuates the lifting cylinder 210 of the lifting unit 200 to raise the lifting frame 220. In this embodiment, since the upper frame 310 is supported by the upper frame 220, the lower frame 310 is raised like the frame 220.

Next, the lifting frame 220 is lifted and lowered, and the lower portion of the firing furnace body 130 is closed with the firing quench 300 as shown in FIG. 6, and then the heating object H is heated. In this embodiment, the heating of the object H to be heated may be performed after about 5-8 seconds after the open bottom of the firing furnace body 130 is closed by the firing furnace sealed cavity 300. The rising distance of the sealing ring 300 may be a signal detected by a limit switch S provided in the support frame 120.

After heating, a step-up step is carried out at 850-950 ° C for 6-8 hours to remove carbon dioxide gas and impurities, elevated pressure for complete removal of impurities for 9-11 hours at the above temperature, Remove the arsenic in the process of gradually increasing pressure for 6-8 hours.

Followed by complete calcination at 1100-1300 ° C for 9-11 hours, waiting for the temperature to fall below 500 ° C, ramping up to 990 ° C when dropped below 500 ° C, elevation at 1100-1300 ° C for 11- Keeping for 13 hours, preparing a frame of complete aging, gradually lowering the temperature to 30 ° C naturally after 12 hours, and maintaining the aging at 30 ° C for 7 days.

Finally, the lifting and lowering part 200 is operated to lower the closed end 300 of the firing furnace, and then the firing furnace closed end 300 is returned to its original position by the operation of the lower end shifting part 400 to complete the operation.

In addition, the mineral powder of the present embodiment can be produced by using coral limestone as well as shellfish such as oysters, abalone, shellfish, shellfish, and shellfish.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Accordingly, such modifications or variations are intended to fall within the scope of the appended claims.

1: Production system of water-soluble mineral powder using shell
100: firing furnace body 110: lower frame
111: rail 120: support frame
130: firing furnace body 131: insulation
132: temperature sensor 200:
210: lift cylinder 211: cylinder rod
220: lifting frame 221: cylinder rod engaging hole
222: support hole 230: buffer mount
240: lifting frame support 300: closed end of firing furnace
310: chute frame 320: concave / convex
330: roller 340: support post
350: mount coupling member 400:
410: Red tip transfer cylinder 420: Coupling rod
421: Cone H: Heating object
S: Limit switch

Claims (7)

A furnace main body having a lower frame, a plurality of support frames coupled to the lower frame, and a baking furnace body coupled to an upper portion of the plurality of support frames and having an open bottom;
A heating object including a shell heated by the baking furnace body is stacked and is lifted in the direction of the baking furnace body so as to be movable in the longitudinal direction of the lower frame and seals the open region of the baking furnace body, ;
A lifting portion provided on the furnace body for lifting and lowering the closed end of the furnace closed to the lower portion of the furnace body; And
And an enemy gear transporting unit provided on the furnace body for moving the sintering furnace hermetically sealed gear to a lower portion of the furnace body,
The baking furnace sealed bench-
A lift frame which is raised and lowered in the direction of the firing furnace body by the elevating portion;
A concave and a convex portion provided on an upper side of the rack frame to load a heating object and to be lifted up as the rack frame to seal an open region of the furnace body;
A plurality of rollers provided in the rack frame; And
And a support post provided in the rack frame to connect the rack frame to the enemy tooth conveying part. delete The method according to claim 1,
The elevating unit includes:
A lifting cylinder provided on the firing furnace body; And
And a lifting frame connected to the lifting cylinder and lifted by the firing furnace body and supporting the lifting frame to lift the lifting frame. The method of claim 3,
The elevating unit includes:
And a shock absorbing mount provided on the lifting frame and coupled to a mount engaging member provided on the lifting frame when the lifting frame is lifted. The method of claim 3,
The elevating unit includes:
And a plurality of lifting frame supports coupled to the lower frame and coupled to the firing furnace body to support the lifting and lowering of the lifting frame. The method according to claim 1,
The above-
An enemy tooth movement cylinder provided in the lower frame; And
And a connecting rod having one side portion coupled to the moving cylinder and the other side portion having a cone portion inserted into the supporting post to connect the reciprocating cylinder and the supporting post. Loading a heating object including a shell on the concave and convex of the baking furnace sealed bench placed in the lower frame of the furnace body;
Operating an enemy gear shifting portion provided on the lower frame and connected to a support post of the baking furnace sealed bench to move to a lower portion of the furnace body;
Closing the open region of the baking furnace body by raising the lifting frame disposed below the lower frame by actuating the lifting cylinder provided in the furnace body; And
And heating the object to be heated introduced into the inside of the calcining furnace body.
KR1020160019078A 2016-02-18 2016-02-18 System and method for manufacturing water-soluble mineral using shell KR101668424B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113883905A (en) * 2021-10-21 2022-01-04 扬州伟达机械有限公司 Be used for powder metallurgy high temperature fritting furnace insulation construction
KR20230166312A (en) 2022-05-30 2023-12-07 최재근 Manufacturing method of water-soluble shell powder using shell and water-soluble shell powder produced by the same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100707737B1 (en) 2004-10-18 2007-04-16 뉴카리온 주식회사 A method to manufacture ionized calcium product out of shell and A firing equipment to manufacture the product
KR20090107261A (en) * 2008-04-08 2009-10-13 김천균 Process for preparation of mineral-containing water and mineral-containing water prepared by the same
KR20090112407A (en) * 2008-04-24 2009-10-28 김종삼 Vertical type vacuum furnace with elevation apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100707737B1 (en) 2004-10-18 2007-04-16 뉴카리온 주식회사 A method to manufacture ionized calcium product out of shell and A firing equipment to manufacture the product
KR20090107261A (en) * 2008-04-08 2009-10-13 김천균 Process for preparation of mineral-containing water and mineral-containing water prepared by the same
KR20090112407A (en) * 2008-04-24 2009-10-28 김종삼 Vertical type vacuum furnace with elevation apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113883905A (en) * 2021-10-21 2022-01-04 扬州伟达机械有限公司 Be used for powder metallurgy high temperature fritting furnace insulation construction
CN113883905B (en) * 2021-10-21 2023-12-15 扬州伟达机械有限公司 Heat preservation structure for powder metallurgy high-temperature sintering furnace
KR20230166312A (en) 2022-05-30 2023-12-07 최재근 Manufacturing method of water-soluble shell powder using shell and water-soluble shell powder produced by the same

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