CN208075566U - A kind of novel intermediate frequency furnace - Google Patents
A kind of novel intermediate frequency furnace Download PDFInfo
- Publication number
- CN208075566U CN208075566U CN201820291972.4U CN201820291972U CN208075566U CN 208075566 U CN208075566 U CN 208075566U CN 201820291972 U CN201820291972 U CN 201820291972U CN 208075566 U CN208075566 U CN 208075566U
- Authority
- CN
- China
- Prior art keywords
- heat
- insulated
- encirclement
- intermediate frequency
- fire door
- 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.)
- Expired - Fee Related
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 230000006698 induction Effects 0.000 claims abstract description 8
- 238000011068 loading method Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 13
- 238000000465 moulding Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 7
- 238000002844 melting Methods 0.000 abstract description 5
- 230000008018 melting Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 description 16
- 239000002699 waste material Substances 0.000 description 11
- 239000003500 flue dust Substances 0.000 description 9
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model discloses a kind of novel intermediate frequency furnaces, belong to copper material melting production equipment technology, there are intermediate frequency furnaces can release a large amount of heat outward from fire door, to keep the temperature at scene excessively high, there are security risk technical problems, its key points of the technical solution are that including rack, it is rotatably connected to furnace body in rack, runner assembly is equipped between furnace body and rack；Bell is fixedly connected on furnace body, furnace body top end offers fire door, and crucible is provided in fire door, and crucible is externally provided with the induction coil for heating crucible, discharging gate is communicated on crucible；The exhaust duct with wind turbine is equipped with above crucible, the bell is equipped with heat-insulated encirclement, and fire door is enclosed in inside by heat-insulated encirclement, and dismounting component is equipped between heat-insulated encirclement and bell；Heat-insulated encirclement side is equipped with loading assemblies, achievees the effect that reduce the heat that the production environment at fire door is subject to.
Description
Technical field
The utility model is related to a kind of copper material melting production equipment field, more particularly to a kind of novel intermediate frequency furnace.
Background technology
Intermediate frequency furnace has that heating speed is fast, production efficiency is high, convenient for the control advantages such as Melting Quality, while also having operation
Flexibly, the features such as simple, in China, metallurgical casting industry possesses indispensable status, and compared to traditional furnace cupola and work
Frequency electric furnace, middle frequency furnace also have and have the advantages that pollution is low, energy consumption is low, and the factory commercial city in many metallurgical casting industries is successive
Middle frequency furnace has been purchased to ban furnace cupola and main frequency furnace.
Intermediate frequency furnace in the prior art includes furnace body, and furnace body top end is fixedly connected with rectangular bell, is opened on bell
Equipped with fire door, the barrel-shaped crucible with discharging gate is provided in fire door, discharging gate is connected on bell；Crucible is externally provided with
Around the induction coil of crucible, induction coil provides heat to crucible.In use, the waste of copper product is placed in crucible,
Induction coil provides heat to crucible makes the waste of the copper product in crucible be melted into copper water, after copper water prepares, makes furnace body
It is tilted to discharging gate, the copper water in intermediate frequency furnace is come down in torrents away.
During intermediate frequency furnace is refined, greasy dirt or paint would generally be attached on the waste of copper product, in copper
It during the waste refinery of product, spills into air in gaseous form, the production environment at scene is polluted, it is existing
Some can refer to the Chinese patent of notification number CN203068992U, and it discloses a kind of smoke evacuation dirt devices of middle frequency furnace, including
Intermediate frequency furnace, is provided with flue dust cover above intermediate frequency furnace, and flue dust cover connects the air inlet of wind turbine, the outlet of wind turbine by flue dust pipe
Mouth is connect with the import of dust filter unit.Intermediate frequency furnace at work, starts wind turbine, and the flue dust and dust generated in intermediate frequency furnace is by wind
Machine is extracted out from flue dust cover and flue dust pipe, and filtering heel row out of dust through Fengcheng City's filter is put into air.
But during actual production and application, intermediate frequency furnace can release a large amount of heat outward from fire door, from
And keep the temperature at scene excessively high, there are security risks.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of novel intermediate frequency furnace, reach reduction
The effect for the heat that production environment at fire door is subject to.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of novel intermediate frequency furnace, including rack are rotatably connected to furnace body in rack, and rotating group is equipped between furnace body and rack
Part；Bell is fixedly connected on furnace body, furnace body top end offers fire door, and crucible is provided in fire door, and crucible, which is externally provided with, to be used for
The induction coil of heating crucible is communicated with discharging gate on crucible；The exhaust duct with wind turbine, the bell are equipped with above crucible
It is equipped with heat-insulated encirclement, fire door is enclosed in inside by heat-insulated encirclement, and dismounting component is equipped between heat-insulated encirclement and bell；Heat-insulated shield
It encloses side and is equipped with loading assemblies.
Through the above technical solutions, the waste of the copper material in intermediate frequency furnace refinery in crucible complete to be formed with compared with
After the copper water of high-temperature, heat in copper water largely distributes from the fire door of intermediate frequency furnace outward, the setting of fire door surrounding every
Hot encirclement completely cuts off fire door and the environment of surrounding, to keep the heat distributed around in fire door most of all towards the upper of fire door
Side is to be moved at exhaust duct, and be followed by the flue dust generated in the waste of refinery copper material simultaneously and be discharged into air together
In, to by the heat spilt into originally in site environment in heat-insulated encirclement and exhaust duct with the use of being guided out scene
In environment, to reduce the heat that the production environment at fire door is subject to, reaches and reduce the heat that the production environment at fire door is subject to
The effect of amount.
Preferably, the heat-insulated encirclement is fixedly connected with back flow plate on the side of fire door, back flow plate is to fire door direction
It tilts and extends in fire door.
Through the above technical solutions, due in the waste of intermediate frequency furnace refinery copper product, has exhaust gas and escape from copper water
It sheds and, when being discharged from copper water, can have least a portion of copper water in copper water surface formation bubble, bubble explosion and splash
It goes out, the copper water splashed away is fallen on back flow plate, is come back in intermediate frequency furnace under the drainage effect of back flow plate, to subtract
The waste of copper water is lacked；Meanwhile reducing the amount for the copper water being attached on heat-insulated encirclement, reduce heat-insulated encirclement temperature rise
Speed improves the using effect of heat-insulated encirclement.
Preferably, the heat-insulated encirclement and back flow plate are copper metal material.
Through the above technical solutions, when the copper water residue adhered on back flow plate or heat-insulated encirclement is more, can pass through
Heat-insulated encirclement and back flow plate are placed into intermediate frequency furnace by dismounting component together carries out refinery, since heat-insulated encirclement and back flow plate are all
Copper metal material can achieve the purpose that recycling, to reduce the waste of the energy with the common melting of copper water residue.
Preferably, the heat-insulated encirclement is coated with insulating moulding coating on the side of fire door, insulating moulding coating forms heat-insulated painting
Layer.
Through the above technical solutions, since heat-insulated encirclement is copper metal material, there is certain thermal conductivity, use heat-insulated painting
The heat given out at fire door and heat-insulated encirclement can be isolated by the thermal insulation layer that material is formed, and delay temperature rise on heat-insulated encirclement
Speed, to further improve the heat insulation of heat-insulated encirclement.
Preferably, the insulating moulding coating includes isolation conduction type insulating moulding coating.
Through the above technical solutions, isolation conduction type insulating moulding coating has higher thermal resistance, and this isolation conduction type
Insulating moulding coating is dried to form heat insulating coat after, with very little thermal conductivity, so as to further promote making for heat insulating coat
With effect, the speed of the temperature rise of heat-insulated encirclement is further reduced, improves the using effect of heat-insulated encirclement.
Preferably, the loading assemblies include the feeding port being opened on heat-insulated encirclement；It is hinged with feeding on heat-insulated encirclement
Plate, upper flitch are covered at feeding port.
Through the above technical solutions, when needing to be fed intake into intermediate frequency furnace, upper flitch is opened, and need not be fed intake
When work, upper flitch is covered at feeding port, is reduced the heat at fire door and is dissipated outward from feeding port, heat-insulated to improve
The practicability of encirclement.
Preferably, being fixedly connected with opening handle in the upper flitch.
Through the above technical solutions, needing to open in upper flitch, opening handle provides clear for the worker of progress feeding
Force application location, make worker that can drive the unlatching of upper flitch with direct pull opening handle, improve upper flitch use when
Convenience.
Preferably, the heat-insulated encirclement top end is fixedly connected with heat extraction cylinder, heat extraction cylinder extends in exhaust duct.
Through the above technical solutions, the heat extraction cylinder of setting converges the heat inside heat-insulated encirclement again, make heat
With flue dust directed along being emitted into air at exhaust duct, reduce heat in heat-insulated encirclement top end environment around
The amount distributed improves heat extraction, the smoke discharging effect of exhaust duct.
Preferably, the runner assembly includes the rotation axis being fixedly connected on furnace body side, rotation axis and gantry rotation
Connection；Motor, motor and rotation axis connection are fixedly connected in rack.
Through the above technical solutions, after the completion of copper product in intermediate frequency furnace complete refinery, pass through motor and rotation axis
Be used cooperatively, so that the direction where intermediate frequency furnace to discharging gate is tilted, copper water made to flow out intermediate frequency under the guiding function of discharging gate
Furnace interior, after completing discharging process, motor drives intermediate frequency furnace to come back to original state by rotation axis, and whole process is kept away
Exempt from being in direct contact for worker and intermediate frequency furnace, reduces the case where worker is scalded by the higher temperature of intermediate frequency furnace, to carry
The high safety in utilization of intermediate frequency furnace.
Preferably, the dismounting component includes several mounting bases being fixedly connected on bell, offered in mounting base
Mounting groove, heat-insulated encirclement are plugged in several mounting grooves, and mounting groove is equipped with installation bolt, installation bolt through mounting base and
Heat-insulated encirclement rear thread is connected with installation nut.
Through the above technical solutions, using the stability and convenience that are threadedly coupled, by the phase of heat-insulated encirclement and mounting base
Position is fixed, ensures the surrounding for being erected at fire door that heat-insulated encirclement can be stablized；When needing to dismantle heat-insulated encirclement, it is only necessary to
Installation nut is unscrewed, then heat-insulated encirclement can be disassembled, improve the property easy to use of heat-insulated encirclement.
In conclusion the utility model has the advantages that：
1, heat-insulated encirclement and exhaust duct make intermediate frequency furnace reach to reduce what the production environment at fire door was subject to
The effect of heat；
2, back flow plate and heat extraction cylinder make the intermediate frequency furnace have preferable property easy to use.
Description of the drawings
Fig. 1 is the structural schematic diagram of novel intermediate frequency furnace；
Fig. 2 is the structural schematic diagram concealed after the structures such as exhaust duct and heat extraction cylinder；
Fig. 3 is the enlarged drawing of structure at A in Fig. 2.
In figure, 1, rack；11, runner assembly；111, rotation axis；112, motor；2, furnace body；3, bell；31, heat-insulated shield
It encloses；32, component is dismantled；321, mounting base；3211, mounting groove；322, installation bolt；323, nut is installed；33, loading assemblies；
331, feeding port；332, upper flitch；3321, opening handle；34, back flow plate；35, heat insulating coat；36, heat extraction cylinder；4, fire door；5,
Crucible；51, induction coil；52, discharging gate；6, exhaust duct；61, wind turbine.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.The identical attached drawing of wherein identical parts
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of novel intermediate frequency furnace is provided with cylindric furnace body 2 in rack 1 as shown in Figure 1, include rack 1, furnace body 2 with
Runner assembly 11 is equipped between rack 1, runner assembly 11 is rotated for furnace body 2 between rack 1, and runner assembly 11 includes fixed connects
The rotation axis 111 being connected on 2 side of furnace body, rotation axis 111 are connected with motor 112, and motor 112 is fixedly connected in rack 1, electricity
Machine 112 drives rotation axis 111 that furnace body 2 is made to rotate.2 top of furnace body is fixedly connected with rectangular bell 3, is opened on bell 3
Equipped with the circular fire door 4 being communicated to inside furnace body 2, fire door 4 is provided with cylindric crucible 5, and crucible 5 extends in furnace body 2,
It is semicircular discharging gate 52 that 5 top of crucible is equipped with middle section convenient for place, and discharging gate 52 is connected to bell 3 close to the face of crucible 5
On；Crucible 5 is located at the induction coil 51 that winding on the side inside furnace body 2 is provided with heat；The top of crucible 5 is covered with La Kou
The exhaust duct 6 with wind turbine 61 of shape.
In conjunction with Fig. 2, bell 3 is equipped with the heat-insulated encirclement 31 of rectangular copper material, is set between heat-insulated encirclement 31 and bell 3
There are dismounting component 32, heat-insulated encirclement 31 to be equipped with loading assemblies 33；Heat-insulated encirclement 31 encloses fire door 4 inside it, heat-insulated encirclement
31 are coated with isolation conduction type insulating moulding coating on the side of fire door 4, and isolation conduction type insulating moulding coating is on heat-insulated encirclement 31
Form heat insulating coat 35（In conjunction with Fig. 3）；Heat-insulated encirclement 31 is fixedly connected with tilted-putted copper material on the side of fire door 4
Back flow plate 34, back flow plate 34 extends to inside crucible 5；31 top of heat-insulated encirclement is fixedly connected with the heat extraction cylinder 36 of loudspeaker mouth shape,
Heat extraction cylinder 36 extends in exhaust duct 6.
Dismounting component 32 includes the mounting base 321 for several rectangular-shapes being fixedly connected on bell 3, mounting base 321
Rectangular array is presented in 4 edge of fire door, 321 top surface of mounting base offers mounting groove 3211, if heat-insulated encirclement 31 is connected to
In dry mounting groove 3211, the side of mounting base 321 is equipped with installation bolt 322, installation bolt 322 through mounting base 321 and every
31 rear thread of hot encirclement is connected with installation nut 323.
Loading assemblies 33 include the rectangular feeding port 331 being opened on heat-insulated encirclement 31, are covered on feeding port 331
Shape upper flitch 332 compatible with feeding port 331,332 side of upper flitch is hinged with heat-insulated encirclement 31, and upper flitch 332 is separate
Opening handle 3321 is fixedly connected on the side of fire door 4.
Wherein, when proceeding by the melting of waste of copper product in intermediate frequency furnace, first wind turbine 61 is opened, exhaust duct 6
Exhaust gas in crucible 5 is extracted.After the waste of the copper product in intermediate frequency furnace is smelted into the higher copper water of temperature completely,
A large amount of heat is given out in environment at the fire door 4 of intermediate frequency furnace around, the heat given out is hindered by heat-insulated encirclement 31
Every, the insulating moulding coating being coated on heat-insulated encirclement 31 due to the lower coefficient of overall heat transmission, to make the temperature on heat-insulated encirclement 31
The rate of climb is reduced；And the heat given out at fire door 4 is followed by the flue dust that loss goes out under the Intercepting effects of heat-insulated encirclement 31
It moves upwards, then, under the aggregation again of heat extraction cylinder 36, is excluded from 36 top of heat extraction cylinder, enter directly into exhaust duct 6
In, it is discharged into air by exhaust duct 6.To sum up, through the above steps, reach and reduce what the production environment at fire door was subject to
The effect of heat.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (10)
1. a kind of novel intermediate frequency furnace, including rack (1), furnace body (2), furnace body (2) and rack (1) are rotatably connected in rack (1)
Between be equipped with runner assembly (11)；Bell (3) is fixedly connected on furnace body (2), furnace body (2) top end offers fire door (4), stove
It is provided with crucible (5) in mouth (4), crucible (5) is externally provided with the induction coil (51) for heating crucible (5), and crucible is connected on (5)
There is discharging gate (52)；The exhaust duct (6) with wind turbine (61) is equipped with above crucible (5), it is characterised in that：The bell (3)
It is equipped with heat-insulated encirclement (31), fire door (4) is enclosed in inside by heat-insulated encirclement (31), between heat-insulated encirclement (31) and bell (3)
Equipped with dismounting component (32)；Heat-insulated encirclement (31) side is equipped with loading assemblies (33).
2. a kind of novel intermediate frequency furnace according to claim 1, it is characterised in that：The heat-insulated encirclement (31) is close to fire door
(4) back flow plate (34) is fixedly connected on side, back flow plate (34) is tilted to fire door (4) direction and extended in fire door (4).
3. a kind of novel intermediate frequency furnace according to claim 2, it is characterised in that：The heat-insulated encirclement (31) and back flow plate
(34) it is copper metal material.
4. a kind of novel intermediate frequency furnace according to claim 3, it is characterised in that：The heat-insulated encirclement (31) is close to fire door
(4) insulating moulding coating is coated on side, insulating moulding coating forms heat insulating coat (35).
5. a kind of novel intermediate frequency furnace according to claim 4, it is characterised in that：The insulating moulding coating includes isolation conduction type
Insulating moulding coating.
6. a kind of novel intermediate frequency furnace according to claim 1, it is characterised in that：The loading assemblies (33) include being opened in
Feeding port (331) on heat-insulated encirclement (31)；Upper flitch (332) is hinged on heat-insulated encirclement (31), upper flitch (332) is covered in
At feeding port (331).
7. a kind of novel intermediate frequency furnace according to claim 6, it is characterised in that：It is fixedly connected on the upper flitch (332)
There is opening handle (3321).
8. a kind of novel intermediate frequency furnace according to claim 1, it is characterised in that：Heat-insulated encirclement (31) top end is fixed
It is connected with heat extraction cylinder (36), heat extraction cylinder (36) extends in exhaust duct (6).
9. a kind of novel intermediate frequency furnace according to claim 1, it is characterised in that：The runner assembly (11) includes fixed connects
The rotation axis (111) being connected on furnace body (2) side, rotation axis (111) are rotatablely connected with rack (1)；Rack is fixedly connected on (1)
There are motor (112), motor (112) to be connect with rotation axis (111).
10. a kind of novel intermediate frequency furnace according to claim 1, it is characterised in that：The dismounting component (32) includes fixing
Several mounting bases (321) being connected on bell (3) offer mounting groove (3211), heat-insulated encirclement in mounting base (321)
(31) it is plugged in several mounting grooves (3211), mounting groove (3211) is equipped with installation bolt (322), installation bolt (322)
It is connected with installation nut (323) through mounting base (321) and heat-insulated encirclement (31) rear thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820291972.4U CN208075566U (en) | 2018-03-01 | 2018-03-01 | A kind of novel intermediate frequency furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820291972.4U CN208075566U (en) | 2018-03-01 | 2018-03-01 | A kind of novel intermediate frequency furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208075566U true CN208075566U (en) | 2018-11-09 |
Family
ID=64038577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820291972.4U Expired - Fee Related CN208075566U (en) | 2018-03-01 | 2018-03-01 | A kind of novel intermediate frequency furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208075566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274467B (en) * | 2019-06-22 | 2020-11-27 | 佛山市纯丰装饰材料有限公司 | Rotary aluminum profile smelting furnace |
-
2018
- 2018-03-01 CN CN201820291972.4U patent/CN208075566U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274467B (en) * | 2019-06-22 | 2020-11-27 | 佛山市纯丰装饰材料有限公司 | Rotary aluminum profile smelting furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Novel medium-frequency furnace body water cooling system Effective date of registration: 20200421 Granted publication date: 20181109 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO DENGHUI MACHINERY FITTING Co.,Ltd. Registration number: Y2020370010009 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210422 Granted publication date: 20181109 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO DENGHUI MACHINERY FITTING Co.,Ltd. Registration number: Y2020370010009 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new medium frequency furnace Effective date of registration: 20210427 Granted publication date: 20181109 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO DENGHUI MACHINERY FITTING Co.,Ltd. Registration number: Y2021370010018 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220428 Granted publication date: 20181109 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO DENGHUI MACHINERY FITTING CO.,LTD. Registration number: Y2021370010018 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new medium frequency furnace Effective date of registration: 20220429 Granted publication date: 20181109 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO DENGHUI MACHINERY FITTING CO.,LTD. Registration number: Y2022370010057 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |