CN111889033A - Insulating fire-resistant corundum crucible - Google Patents
Insulating fire-resistant corundum crucible Download PDFInfo
- Publication number
- CN111889033A CN111889033A CN202010552737.XA CN202010552737A CN111889033A CN 111889033 A CN111889033 A CN 111889033A CN 202010552737 A CN202010552737 A CN 202010552737A CN 111889033 A CN111889033 A CN 111889033A
- Authority
- CN
- China
- Prior art keywords
- pot wall
- bevel gear
- base
- corundum crucible
- insulating refractory
- 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.)
- Pending
Links
- 229910052593 corundum Inorganic materials 0.000 title claims abstract description 30
- 239000010431 corundum Substances 0.000 title claims abstract description 30
- 230000009970 fire resistant effect Effects 0.000 title abstract description 5
- 239000000945 filler Substances 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims description 36
- 206010053615 Thermal burn Diseases 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 abstract description 28
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 6
- 239000000779 smoke Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
- B01J6/005—Fusing
- B01J6/007—Fusing in crucibles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3202—Hand driven
- B01F35/32021—Shaking by hand a portable receptacle or stirrer for mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/50—Mixing receptacles
- B01F35/51—Mixing receptacles characterised by their material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/60—Safety arrangements
- B01F35/605—Safety devices concerning the operation of the mixer
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Abstract
The invention discloses an insulating fire-resistant corundum crucible, which relates to the field of corundum crucibles and comprises a crucible main body, wherein a pot wall is arranged inside the crucible main body, the bottom end of the pot wall is connected with a base, the outer side of the base is connected with a first anti-scalding layer, a heat-insulating filler is arranged inside the first anti-scalding layer, a second anti-scalding layer is arranged outside the pot wall, the top end of the pot wall is connected with a connecting cover, the top end of the connecting cover is connected with a connecting bin, a first bevel gear is arranged inside the connecting bin, and one side of the first bevel gear is connected with a second bevel gear. According to the crucible, the pot wall and the base of the crucible main body can be disassembled through the threads through the crucible main body, the pot wall, the base, the first internal threads and the first external threads, so that the base can be disassembled from the pot wall, materials can be poured out firstly after heating is finished, then the base is disassembled, and the materials caked in the base are shoveled, so that waste is avoided.
Description
Technical Field
The invention relates to the field of corundum crucibles, in particular to an insulating refractory corundum crucible.
Background
A corundum crucible, known as an alumina crucible, is a crucible having an alumina content of more than 95% and is generally called a corundum crucible.
The fixed undetachable of current corundum crucible structure, during the heating corundum crucible, often can take place the condition of material caking in the bottom, the material can't be taken out, leads to the waste, and does not set up anti-scalding structure in the current corundum crucible outside, and the corundum crucible after the heating accidentally injures operating personnel easily, and current corundum crucible function singleness does not possess stirring function.
Disclosure of Invention
The invention aims to: in order to solve the fixed undetachable of current corundum crucible structure, when heating the corundum crucible, often can take place the material in the condition of bottom caking, the material can't be taken out, leads to the waste, and does not set up anti-scalding structure in the current corundum crucible outside, and the corundum crucible after the heating accidentally injures operating personnel easily, and the problem that current corundum crucible function singleness does not possess stirring function provides an insulating fire-resistant corundum crucible.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an insulating fire-resistant corundum crucible, includes the crucible main part, the inside of crucible main part is provided with the pot wall, and the bottom of pot wall is connected with the base, the outside of base is connected with the first layer of preventing scalding, and the first inside of preventing scalding the layer is provided with and separates the temperature filler, the outside of pot wall is provided with the second and prevents scalding the layer, the top of pot wall is connected with the connection lid, and the top of connection lid is connected with the connection storehouse, the inside of connecting the storehouse is provided with first bevel gear, and one side of first bevel gear is connected with the second bevel gear, one side of second bevel gear is connected with the crank, the bottom of first bevel gear is connected with the (mixing) shaft, and the outside of (mixing).
Preferably, the outside of pot wall bottom is provided with first external screw thread, the inboard of base be connected with first external screw thread assorted first internal thread, pot wall and base can be dismantled through first internal thread and first external screw thread and be connected.
Preferably, the quantity of heat insulation filler is two sets, wherein one set of heat insulation filler is located the inside of the second scald-proof layer, and the second scald-proof layer is fixedly connected with the pot wall.
Preferably, the inner side of the connecting cover is provided with a second internal thread, the top end of the outer side of the pot wall is connected with a second external thread matched with the second internal thread, and the pot wall and the connecting cover are detachably connected through the second internal thread and the second external thread.
Preferably, the first bevel gear is meshed with the second bevel gear, the second bevel gear is rotatably connected with the connecting cabin through a bearing, the crank penetrates through the connecting cabin and extends to the outer side of the connecting cabin, and the outer side of the crank is connected with the anti-skidding sleeve.
Preferably, the bottom of connecting the lid is connected with the connecting block, and the inside of connecting block is provided with the cavity, the (mixing) shaft rotates with the connecting block to be connected.
Preferably, stirring vane's quantity is the multiunit, the multiunit stirring vane equidistance distributes in the outside of (mixing) shaft, and the multiunit stirring vane all with (mixing) shaft fixed connection.
Preferably, the connecting cover is internally provided with four groups of through holes, sealing plugs are arranged in the four groups of through holes, and the sealing plugs are detachably connected with the through holes.
Preferably, the pot wall is of a hollow truncated cone structure without a top and a bottom.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the crucible, the pot wall and the base of the crucible main body can be disassembled through the threads through the crucible main body, the pot wall, the base, the first internal threads and the first external threads, so that the base can be disassembled from the pot wall, materials can be poured out firstly after heating is finished, then the base is disassembled, and the materials caked in the base are shoveled, so that waste is avoided.
2. According to the invention, through the arrangement of the first anti-scald layer, the heat-insulating filler and the second anti-scald layer, two groups of anti-scald layers are respectively arranged on the outer sides of the floor and the pot wall, after heating is finished, the temperatures of the first anti-scald layer and the second anti-scald layer are not as high as the temperature of the pot wall, the temperatures of the first anti-scald layer and the second anti-scald layer are lower, scalding to workers is avoided, force can be applied to the outer sides of the first anti-scald layer and the second anti-scald layer with lower temperatures to disassemble the base, and the operation is convenient.
3. According to the invention, through the arrangement of the connecting cover, the second internal thread, the second external thread, the connecting bin, the first bevel gear, the second bevel gear, the crank, the anti-skidding sleeve, the stirring shaft and the stirring blade, the second bevel gear and the first bevel gear can rotate by shaking the crank, so that the stirring shaft and the stirring blade are driven to rotate, materials can be stirred, and the functionality of the device is increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of the main body structure of the crucible of the present invention;
FIG. 4 is a schematic view of a base structure of the present invention;
FIG. 5 is an enlarged view of the structure at A of the present invention.
In the figure: 1. a crucible main body; 2. a pot wall; 3. a base; 4. a first anti-scald layer; 5. heat insulation filler; 6. a first internal thread; 7. a first external thread; 8. a second scald-proof layer; 9. a connecting cover; 10. a second internal thread; 11. a second external thread; 12. a connecting bin; 13. a first bevel gear; 14. a second bevel gear; 15. a crank; 16. an anti-slip sleeve; 17. a stirring shaft; 18. a stirring blade; 19. connecting blocks; 20. a through hole; 21. and (4) sealing the plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
Referring to fig. 1-5, an insulating refractory corundum crucible comprises a crucible main body 1, a pot wall 2 is arranged inside the crucible main body 1, a base 3 is connected to the bottom end of the pot wall 2, a first anti-scalding layer 4 is connected to the outer side of the base 3, a thermal insulation filler 5 is arranged inside the first anti-scalding layer 4, a second anti-scalding layer 8 is arranged on the outer side of the pot wall 2, a connecting cover 9 is connected to the top end of the pot wall 2, a connecting bin 12 is connected to the top end of the connecting cover 9, a first bevel gear 13 is arranged inside the connecting bin 12, a second bevel gear 14 is connected to one side of the first bevel gear 13, a crank 15 is connected to one side of the second bevel gear 14, a bottom end of the first bevel gear 13 is connected to a stirring shaft 17, and a stirring blade 18 is connected to.
According to the crucible, the pot wall 2 and the base 3 of the crucible main body 1 can be disassembled through the threads through the crucible main body 1, the pot wall 2, the base 3, the first internal threads 6 and the first external threads 7, so that the base 3 can be disassembled from the pot wall 2, after heating is finished, materials can be poured out, then the base 3 is disassembled, and the materials caked in the base 3 are shoveled, so that waste is avoided.
Please refer to fig. 1 heavily, the outside of the bottom end of the pot wall 2 is provided with a first external thread 7, the inside of the base 3 is connected with a first internal thread 6 matched with the first external thread 7, the pot wall 2 and the base 3 are detachably connected through the first internal thread 6 and the first external thread 7, when the base 3 needs to be detached, one hand can be in contact with the second anti-scald layer 8 to fix the pot wall 2, the other hand rotates the base 3 to detach the base 3 from the bottom end of the pot wall 2, and then the caked materials inside the base 3 can be shoveled by using tools such as a shovel knife and the like, so as to achieve the purposes of cleaning convenience and waste reduction.
Please refer to fig. 2, the number of the thermal insulation fillers 5 is two, wherein one group of the thermal insulation fillers 5 is located inside the second anti-scald layer 8, the second anti-scald layer 8 is fixedly connected with the pan wall 2, the thermal insulation fillers 5 are perlite, which has the function of heat insulation and fire prevention, and the first anti-scald layer 4 is fixedly connected with the base 3.
Please refer to fig. 3, the inner side of the connecting cover 9 is provided with a second internal thread 10, the top end of the outer side of the pot wall 2 is connected with a second external thread 11 matched with the second internal thread 10, and the pot wall 2 and the connecting cover 9 are detachably connected through the second internal thread 10 and the second external thread 11, when the connecting cover 9 is connected with the pot wall 2, the stirring shaft 17 and the stirring blade 18 are rotated, so that the smoke rising up from the sealing plug 21 can not be in direct contact with the face, thereby avoiding damage to the face.
Please refer to fig. 4, the first bevel gear 13 is engaged with the second bevel gear 14, the second bevel gear 14 is rotatably connected with the connecting bin 12 through a bearing, the crank 15 penetrates the connecting bin 12 and extends to the outer side thereof, the outer side of the crank 15 is connected with the anti-slip sleeve 16, the anti-slip sleeve 16 is made of heat-resistant and heat-insulating material, the hand is in contact with the anti-slip sleeve 16 and does not contact high temperature, the first bevel gear 13 is engaged with the second bevel gear 14, and when the second bevel gear 14 rotates, the first bevel gear 13 is driven to rotate, so that the stirring shaft 17 and the stirring blade 18 can be driven to rotate, and the materials in the pot wall 2 are stirred and mixed, so that the materials can be heated while being generally stirred.
Please refer to fig. 5, the bottom end of the connecting cover 9 is connected with a connecting block 19, a cavity is arranged inside the connecting block 19, the stirring shaft 17 is rotatably connected with the connecting block 19, the connecting block 19 is fixedly connected with the connecting cover 9, a bearing is arranged inside the connecting block 19, and the connecting block 19 is rotatably connected with the stirring shaft 17 through the bearing.
Please refer to fig. 5, the number of the stirring blades 18 is multiple, the multiple groups of stirring blades 18 are equidistantly distributed on the outer side of the stirring shaft 17, the multiple groups of stirring blades 18 are all fixedly connected with the stirring shaft 17, the stirring shaft 17 and the stirring blades 18 are made of high temperature resistant materials, can work normally when the crucible is heated, and can be made of materials the same as the crucible, so that the stirring shaft 17 and the stirring blades 18 have the same chemical properties and do not react with materials particularly.
Please refer to fig. 5, the inner portion of the connecting cover 9 is provided with four sets of through holes 20, the inner portions of the four sets of through holes 20 are all provided with sealing plugs 21, the sealing plugs 21 are detachably connected with the through holes 20, whether the sealing plugs 21 are removed or not can be selected according to the air pressure in the crucible body 1 and the heated material, the sealing plugs 21 are distributed at the outer side of the top end of the connecting cover 9, and after one set of the sealing plugs 21 is removed, the rising position of the smoke can be controlled, thereby preventing the smoke from directly contacting the face.
Please refer to fig. 5, the pot wall 2 is a hollow truncated cone structure without top and bottom, and the diameter of the top opening of the pot wall 2 is larger than that of the bottom opening.
The working principle is as follows: when the crucible is used, the connecting cover 9 is rotated, the connecting cover 9 is opened under the action of the second internal thread 10 and the second external thread 11, then a material is placed in the pot wall 2, the material is positioned at the top end of the base 3, the connecting cover 9 is closed, then the bottom of the base 3 is heated, so that the material is heated, whether the sealing plug 21 is taken down is selected according to needs, when the material is heated, the anti-skid sleeve 16 can be held by a hand, the crank 15 is rotated, the crank 15 can drive the second bevel gear 14 to rotate, the second bevel gear 14 is meshed with the first bevel gear 13, so the first bevel gear 13 can also rotate, the first bevel gear 13 drives the stirring shaft 17 and the stirring blade 18 to rotate, so that the material in the crucible main body 1 is stirred, the material heating effect is better, and after the material is heated, the pot wall 2 can be taken up by the second anti-burn layer 8, then rotate and connect lid 9 and dismantle it, invert crucible main part 1 and then take out the material, to the material of caking in base 3 inside, can rotating pot wall 2 by unable adjustment base 3, dismantle base 3, then utilize instruments such as spiller to shovel the material of caking from the base in, avoid extravagant, separate pot wall 2 and base 3 also conveniently to wash.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. An insulating refractory corundum crucible, comprising a crucible main body (1), characterized in that: a pot wall (2) is arranged in the crucible main body (1), the bottom end of the pot wall (2) is connected with a base (3), the outer side of the base (3) is connected with a first anti-scald layer (4), a heat insulation filler (5) is arranged inside the first anti-scald layer (4), a second anti-scald layer (8) is arranged outside the pot wall (2), the top end of the pot wall (2) is connected with a connecting cover (9), the top end of the connecting cover (9) is connected with a connecting cabin (12), a first bevel gear (13) is arranged inside the connecting cabin (12), one side of the first bevel gear (13) is connected with a second bevel gear (14), one side of the second bevel gear (14) is connected with a crank (15), the bottom end of the first bevel gear (13) is connected with a stirring shaft (17), and the outer side of the stirring shaft (17) is connected with a stirring blade (18).
2. The insulating refractory corundum crucible according to claim 1, wherein: the pot is characterized in that a first external thread (7) is arranged on the outer side of the bottom end of the pot wall (2), a first internal thread (6) matched with the first external thread (7) is connected to the inner side of the base (3), and the pot wall (2) and the base (3) are detachably connected through the first internal thread (6) and the first external thread (7).
3. The insulating refractory corundum crucible according to claim 1, wherein: the quantity of heat insulation filler (5) is two sets of, and one of them group heat insulation filler (5) are located the inside of second anti-scalding layer (8), second anti-scalding layer (8) and pot wall (2) fixed connection.
4. The insulating refractory corundum crucible according to claim 1, wherein: the inner side of the connecting cover (9) is provided with a second internal thread (10), the top end of the outer side of the pot wall (2) is connected with a second external thread (11) matched with the second internal thread (10), and the pot wall (2) and the connecting cover (9) are detachably connected through the second internal thread (10) and the second external thread (11).
5. The insulating refractory corundum crucible according to claim 1, wherein: the first bevel gear (13) is meshed with the second bevel gear (14), the second bevel gear (14) is rotatably connected with the connecting cabin (12) through a bearing, the crank (15) penetrates through the connecting cabin (12) and extends to the outer side of the connecting cabin, and the outer side of the crank (15) is connected with the anti-skidding sleeve (16).
6. The insulating refractory corundum crucible according to claim 1, wherein: the bottom of connecting lid (9) is connected with connecting block (19), and the inside of connecting block (19) is provided with the cavity, (mixing) shaft (17) are connected with connecting block (19) rotation.
7. The insulating refractory corundum crucible according to claim 1, wherein: the quantity of stirring vane (18) is the multiunit, multiunit stirring vane (18) equidistance distributes in the outside of (mixing) shaft (17), and multiunit stirring vane (18) all with (mixing) shaft (17) fixed connection.
8. The insulating refractory corundum crucible according to claim 1, wherein: the connecting cover is characterized in that through holes (20) are formed in the connecting cover (9), the number of the through holes (20) is four, sealing plugs (21) are arranged in the four through holes (20), and the sealing plugs (21) are detachably connected with the through holes (20).
9. The insulating refractory corundum crucible according to claim 1, wherein: the pot wall (2) is of a hollow truncated cone structure without a top and a bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552737.XA CN111889033A (en) | 2020-06-17 | 2020-06-17 | Insulating fire-resistant corundum crucible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552737.XA CN111889033A (en) | 2020-06-17 | 2020-06-17 | Insulating fire-resistant corundum crucible |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111889033A true CN111889033A (en) | 2020-11-06 |
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ID=73207786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010552737.XA Pending CN111889033A (en) | 2020-06-17 | 2020-06-17 | Insulating fire-resistant corundum crucible |
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| Country | Link |
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| CN (1) | CN111889033A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4967833A (en) * | 1972-09-06 | 1974-07-01 | ||
| US4160796A (en) * | 1977-10-31 | 1979-07-10 | Howmet Turbine Components Corporation | Melting furnace constructions |
| JPH07303953A (en) * | 1994-05-12 | 1995-11-21 | Sintokogio Ltd | Low pressure casting apparatus |
| CN204421610U (en) * | 2014-12-23 | 2015-06-24 | 包头市山晟新能源有限责任公司 | Split type water-cooling crucible |
| CN204448049U (en) * | 2015-01-16 | 2015-07-08 | 长兴正发热电耐火材料有限公司 | A kind of use for laboratory combined type copple |
| CN208465915U (en) * | 2018-04-09 | 2019-02-05 | 江阴龙源石英制品有限公司 | A kind of flat-bottom quartz crucible |
| CN210070571U (en) * | 2019-04-23 | 2020-02-14 | 大连新翔工业材料有限公司 | Crucible component |
| CN111154988A (en) * | 2018-11-07 | 2020-05-15 | 上海碳本新材料科技有限公司 | Crucible for smelting metal and evaporating metal ions |
-
2020
- 2020-06-17 CN CN202010552737.XA patent/CN111889033A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4967833A (en) * | 1972-09-06 | 1974-07-01 | ||
| US4160796A (en) * | 1977-10-31 | 1979-07-10 | Howmet Turbine Components Corporation | Melting furnace constructions |
| JPH07303953A (en) * | 1994-05-12 | 1995-11-21 | Sintokogio Ltd | Low pressure casting apparatus |
| CN204421610U (en) * | 2014-12-23 | 2015-06-24 | 包头市山晟新能源有限责任公司 | Split type water-cooling crucible |
| CN204448049U (en) * | 2015-01-16 | 2015-07-08 | 长兴正发热电耐火材料有限公司 | A kind of use for laboratory combined type copple |
| CN208465915U (en) * | 2018-04-09 | 2019-02-05 | 江阴龙源石英制品有限公司 | A kind of flat-bottom quartz crucible |
| CN111154988A (en) * | 2018-11-07 | 2020-05-15 | 上海碳本新材料科技有限公司 | Crucible for smelting metal and evaporating metal ions |
| CN210070571U (en) * | 2019-04-23 | 2020-02-14 | 大连新翔工业材料有限公司 | Crucible component |
Non-Patent Citations (1)
| Title |
|---|
| 辞海编辑委员会: "《辞海 理科分册（上）》", 30 September 1978, 上海辞书出版社 * |
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