CN106166602A - A kind of cooler - Google Patents
A kind of cooler Download PDFInfo
- Publication number
- CN106166602A CN106166602A CN201610611538.5A CN201610611538A CN106166602A CN 106166602 A CN106166602 A CN 106166602A CN 201610611538 A CN201610611538 A CN 201610611538A CN 106166602 A CN106166602 A CN 106166602A
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- CN
- China
- Prior art keywords
- collector
- pipe
- water
- tube
- air inlet
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 106
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 230000002787 reinforcement Effects 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 108091006146 Channels Proteins 0.000 claims 2
- 102000010637 Aquaporins Human genes 0.000 claims 1
- 108010063290 Aquaporins Proteins 0.000 claims 1
- 230000001351 cycling effect Effects 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 15
- 238000009749 continuous casting Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
Abstract
A kind of cooler, including humidifier and water circulation mechanism, it is characterised in that: middle pipe is arranged within the outer tube, and inner tube is arranged in middle pipe.Return pipe watertightness is fixing with lower water-back pipe through-hole to be connected.Offering multiple nozzle receptacle on the tube wall of the outer pipe, the pipe and the inner pipe, collector pipe is arranged in inner tube, and gas collector is arranged in water collector, and the hole wall of water inlet pipe and the second inlet opening is fixing to be connected.Air inlet pipe is fixing with the hole wall of the air inlet covered on discharge to be connected.Air inlet pipe is fixing with the hole wall of air inlet pipe through hole to be connected.Multiple water collector apopore gentle collector venthole is offered on the tube wall of the gentle collector of water collector.Multiple nozzles are respectively installed in a tube sealing of correspondence, and nozzle inlet opening is connected with water collector apopore.Nozzle air inlet is connected with gas collector venthole, and the hole wall of the air inlet pipe through hole of nozzle air inlet pipe nozzle is fixing to be connected.The cycling mechanism of the present invention sufficiently can be taken away the radiations heat energy within hollow ingot.
Description
Technical field
The present invention relates to Casting Equipment technical field, particularly relate to a kind of cooler.
Background technology
Hollow round billet continuous caster is a kind of near net shape continuous casting equipment, and the blank of casting is hollow round base.Open circles base with
Filled circles base is compared and is had the advantage that 1, single current production capacity replies and improves, up to 50%～more than 100%；2, raw with open circles base
When producing the seamless steel pipe of dimension, eliminate the operation of perforation, power consumption about 30% can be saved；3, open circles base add heat energy
Consumption is significantly lower than solid billet, especially Large circular base.4, owing to decreasing perforation process, so that producing the steel pipe of more long size
It is possibly realized.But, open circles base in continuous casting code, need to solve a key issue be: the effective cooling within pipe,
If the suitable type of cooling can not be used, this cooling deficiency will be faced or cause the danger such as blast.At present according to relevant information
Recording, internal cooling uses water-cooled plug or inward wall water spray to solve, and uses the type of cooling of water-cooled plug to come two cold-zones
Saying, its intensity of cooling is the most not enough.And at two cooling inward wall water sprays, device intensity of cooling is enough, but due to the water yield very
Greatly, when casting machine is at bleedout, explosion accident is easily caused.
Summary of the invention
The purpose of the present invention, is to provide a kind of cooler, solves continuous casting base substrate open circles base inwall cooling effectiveness low, cold
But the problem that intensity is not enough and inhomogeneous cooling is even, and security performance is high.
The technical scheme is that
A kind of cooler, including humidifier and water circulation mechanism, it is characterised in that:
Described water circulation mechanism, including outer tube, middle pipe, inner tube, water inlet pipe and return pipe.Middle pipe is arranged within the outer tube, and inner tube sets
Put in middle pipe, and middle pipe, inner tube are that concentric is arranged with outer tube.The lower end of outer tube and inner tube is fixing with lower shrouding watertightness even
Connect.The lower end of middle pipe and lower shrouding have gap.The upper end of outer tube is fixing with upper sealing plate watertightness to be connected.The upper end of middle pipe and middle envelope
Plate watertightness is fixing to be connected.The upper end of inner tube is fixing with interior upper sealing plate watertightness to be connected.Water inlet is formed logical between outer tube and inner tube
Road, forms backwater channel between middle pipe and inner tube.The lower end of water inlet pipe is fixing with the first inlet opening watertightness on upper sealing plate even
Connect.Return pipe watertightness is fixed with the lower water-back pipe through-hole watertightness on middle shrouding after the top backwater pipe through-hole on upper sealing plate
Connect, and communicate.Return pipe is fixing with the tube wall watertightness of top backwater through hole to be connected.Footpath on the tube wall of the outer pipe, the pipe and the inner pipe
To with axially offer multiple nozzle receptacle respectively, nozzle receptacle corresponding in the outer pipe, the pipe and the inner pipe and intake tunnel, backwater
Passage is tightly connected by tube sealing, and does not communicates with intake tunnel and backwater channel.Tube sealing cross section is circular or square.
Described humidifier, including water collector, gas collector, air inlet pipe, water inlet pipe and multiple nozzle.Collector pipe is arranged on
In inner tube, and with inner tube concentric, collector pipe outer wall is fixedly connected with multiple reinforcement gusset, the other end of multiple reinforcement gussets
Fix with the inwall of inner tube respectively and be connected.
Gas collector is arranged in water collector, and concentric is arranged.Water collector upper end is fixing with water collector upper cover to be connected.Gas collection
Pipe upper end is fixing with gas collector upper cover to be connected.The lower end of the gentle collector of water collector is fixing with lower cover to be connected.Water collector upper end side
Offer the second inlet opening on wall, water inlet pipe sequentially pass through after the pipe through-hole on upper sealing plate, middle shrouding and interior upper sealing plate with
The hole wall of the second inlet opening is fixing to be connected.Water inlet pipe respectively with the pipe through-hole on upper sealing plate, middle shrouding and interior upper sealing plate
Hole wall watertightness is fixing to be connected.Air inlet pipe sequentially passes through the air inlet pipe covered on upper sealing plate, middle shrouding, interior upper sealing plate and water collector
Fix with the hole wall of the air inlet covered on discharge after through hole and be connected, and communicate.Air inlet pipe respectively with upper sealing plate, middle shrouding,
The hole wall of the air inlet pipe through hole covered on interior upper sealing plate and water collector is fixing to be connected.Offer on the tube wall of the gentle collector of water collector
Multiple water collector apopore gentle collector venthole.Multiple nozzles are respectively installed in a tube sealing of correspondence, each nozzle
Rear end be fixed with gripper shoe, this gripper shoe offers nozzle inlet opening and nozzle air inlet respectively, nozzle inlet opening is passed through
The water collector apopore connection that water lines is corresponding with on water collector.Nozzle air inlet is by nozzle air inlet pipeline and gas collector
On gas collector venthole connect, nozzle air inlet pipe through a nozzle air inlet pipe through hole corresponding on water collector, and with this spray
The hole wall of the air inlet pipe through hole of mouth is fixing to be connected.
The internal diameter of water collector than gas header outside diameter big 5～15mm, gas collection pipe range 3～7m, water collection pipe range=gas header length+
20～100mm.
Above-mentioned water collector and gas collector have 5～15 water collector apopores and discharge venthole in the circumference of pipe,
Hole is uniform in pipe circumference.Meanwhile, the gentle collector of water collector is distributed the 10～80 row water gentle collectors of collector apopore in the axial direction
Venthole.
Outer tube external diameter=blank internal diameter-100～150mm, the tip height of inner tube=water collector tip height+10～100mm,
Middle pipe top=inner tube tip height+10～100mm.
Outer tube tip height=middle pipe tip height+10～100mm.
The operation principle of cooler of the present invention is:
During use, cooler of the present invention is put into continuous casting base substrate open circles base.Compressed air and water are sprayed by humidifier, make
Water droplet all vaporizes, and uniformly aerosol is ejected into hollow ingot inner surface, it is achieved the cooling of continuous casting base substrate open circles base.Circulator
Structure, water flows into from water inlet pipe, flows out from return pipe, has fully taken away the heat in continuous casting base substrate open circles base, it is achieved the coldest
But.
Cooler advantage of the present invention is:
1, cycling mechanism sufficiently can be taken away the radiations heat energy within hollow ingot；
2, humidifier can be ejected into hollow ingot inner surface aerosol uniformly, makes water droplet all vaporize, thus takes away big portion
Divide heat, make the cooling of hollow ingot inwall evenly.
3, use interior spray mechanism to be greatly reduced by Water usage, thus reach energy-conservation effect；
4, use interior spray and hydronic mode, both can reach the requirement of cooling, and it also avoid the risk of blast simultaneously.
5, it is applicable to the cooling of the secondary cooling zone of the hollow continuous cast base of φ 200mm～φ 2000mm, applies also in annular element
The fields such as portion's heat treatment.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the schematic appearance of the present embodiment.
Fig. 4 is the top view of Fig. 3.
Detailed description of the invention
A kind of cooler, including humidifier and water circulation mechanism, it is characterised in that:
Described water circulation mechanism, including outer tube 1, middle pipe 2, inner tube 3, water inlet pipe 11 and return pipe 12.Middle pipe 2 is arranged on outer tube 1
In, inner tube 3 is arranged in middle pipe 2, and middle pipe 2, inner tube 3 are arranged for concentric with outer tube 1.The lower end of outer tube 1 and inner tube 3 with under
Shrouding 4 watertightness is fixing to be connected.The lower end of middle pipe 2 and lower shrouding 4 have gap 5.The upper end of outer tube 1 is solid with upper sealing plate 6 watertightness
Fixed connection.The upper end of middle pipe 2 is fixing with middle shrouding 7 watertightness to be connected.The upper end of inner tube 3 is fixing with interior upper sealing plate 8 watertightness even
Connect.Form intake tunnel 9 between outer tube 1 and middle pipe 2, between middle pipe 2 and inner tube 3, form backwater channel 10.Water inlet pipe 11 times
Hold be connected fixing with inlet opening 13 watertightness on upper sealing plate 6.Return pipe 12 watertightness is led to through water pipe last time on upper sealing plate 6
In Kong Houyu, lower water-back pipe through-hole 14 watertightness on shrouding 7 is fixing connects, and communicates.Outer tube 1, middle pipe 2 and the tube wall of inner tube 3
Upper the most radial and axial offering multiple nozzle receptacle 15 respectively, nozzle receptacle 15 corresponding in outer tube 1, middle pipe 2 and inner tube 3 is intake
Passage 9 and backwater channel 10 are tightly connected by tube sealing 16, and do not communicate with intake tunnel 9 and backwater channel 10.Tube sealing 16 cross section
For circle.
Described humidifier, including water collector 17, gas collector 18, air inlet pipe 19, water inlet pipe 20 and multiple nozzle 21.Water
Collector 17 is arranged in inner tube 3, and with inner tube 3 concentric, water collector 17 outer wall is fixedly connected with multiple reinforcement gusset 21, many
The other end of individual reinforcement gusset 21 is fixing with the inwall of inner tube 3 respectively to be connected.
Gas collector 18 is arranged in water collector 17, and concentric is arranged.Water collector 17 upper end is fixed with water collector upper cover 22
Connect.Gas collector 18 upper end is fixing with gas collector upper cover 23 to be connected.The lower end of the gentle collector of water collector 17 18 is solid with lower cover 24
Fixed connection.Offering the second inlet opening 24 on the sidewall of water collector 17 upper end, water inlet pipe 20 sequentially passes through upper sealing plate 6, middle shrouding 7
It is connected with the second inlet opening 24 with after the pipe through-hole 25 on interior upper sealing plate 8.Water inlet pipe 20 respectively with upper sealing plate 6, middle shrouding 7
The fixing connection with the hole wall watertightness of the pipe through-hole 25 on interior upper sealing plate 8.Air inlet pipe 19 sequentially passes through upper sealing plate 6, middle shrouding
7, fixing even with the air inlet 27 on gas collector upper cover 23 after the air inlet pipe through hole 26 on interior upper sealing plate 8 and water collector upper cover 22
Connect, and communicate.Air inlet pipe 19 respectively with the air inlet pipe through hole on upper sealing plate 6, middle shrouding 7, interior upper sealing plate 8 and water collector upper cover 22
The hole wall of 26 is fixing to be connected.On the tube wall of the gentle collector of water collector 17 18, circumference offers 6 water collector apopore 32 Hes respectively
Discharge venthole 35；32 row water collector apopores 32 and collection is axially offered respectively on the tube wall of the gentle collector of water collector 17 18
Trachea venthole 35.Multiple nozzles 21 are respectively installed in a tube sealing 16 of correspondence, and the rear end of each nozzle 21 is fixed with
Gripper shoe 28, this gripper shoe 28 offers nozzle inlet opening 29 and nozzle air inlet 30 respectively, and water is passed through in nozzle inlet opening 29
The water collector apopore 32 that pipeline 31 is corresponding with on water collector 17 connects.Nozzle air inlet 30 is by nozzle air inlet pipeline 33
Being connected with the gas collector venthole 35 on gas collector 18, nozzle air inlet pipe 33 is through a nozzle air inlet corresponding on water collector 17
Pipe through-hole 34.
Inner tube: external diameter φ 126mm wall thickness 3mm length: 10000mm；
Middle pipe: external diameter φ 160mm wall thickness 4mm length: 10020mm；
Outer tube: external diameter φ 200mm wall thickness 35mm length: 10040mm；
Water collector: external diameter φ 54mm wall thickness 3mm length 4020mm；
Gas collector: external diameter φ 38mm wall thickness 3mm length 4000mm；
Nozzle quantity: 192.
Claims (4)
1. a cooler, including humidifier and water circulation mechanism, it is characterised in that:
Described water circulation mechanism, including outer tube (1), middle pipe (2), inner tube (3), water inlet pipe (11) and return pipe (12)；Middle pipe (2)
Being arranged in outer tube (1), inner tube (3) is arranged in middle pipe (2), and middle pipe (2), inner tube (3) are that concentric sets with outer tube (1)
Put；The lower end of outer tube (1) and inner tube (3) is fixing with lower shrouding (4) watertightness to be connected；The lower end of middle pipe (2) has with lower shrouding (4)
Gap (5)；The upper end of outer tube (1) is fixing with upper sealing plate (6) watertightness to be connected；The upper end of middle pipe (2) and middle shrouding (7) watertightness
Fixing connection；The upper end of inner tube (3) is fixing with interior upper sealing plate (8) watertightness to be connected；Formed between outer tube (1) and middle pipe (2) into
Aquaporin (9), forms backwater channel (10) between middle pipe (2) and inner tube (3)；On the lower end of water inlet pipe (11) and upper sealing plate (6)
Inlet opening (13) watertightness fixing connect；Return pipe (12) watertightness through after the top backwater pipe through-hole on upper sealing plate (6) with
Lower water-back pipe through-hole (14) watertightness on middle shrouding (7) is fixing to be connected, and communicates；Outer tube (1), middle pipe (2) and inner tube (3)
The radial and axial multiple nozzle receptacle (15) that offers respectively on tube wall, the upper corresponding spray of outer tube (1), middle pipe (2) and inner tube (3)
Mouth jack (15) intake tunnel (9) and backwater channel (10) are tightly connected by tube sealing (16), and not with intake tunnel (9) and backwater
Passage (10) communicates；Tube sealing (16) cross section is circular；
Described humidifier, including water collector (17), gas collector (18), air inlet pipe (19), water inlet pipe (20) and multiple nozzle
(21)；In water collector (17) is arranged on inner tube (3), and with inner tube (3) concentric, water collector (17) outer wall is fixedly connected with many
Individual reinforcement gusset (21), the other end of multiple reinforcement gussets (21) is fixing with the inwall of inner tube (3) respectively to be connected；
Gas collector (18) is arranged in water collector (17), and concentric is arranged；Water collector (17) upper end and water collector upper cover (22)
Fixing connection；Gas collector (18) upper end is fixing with gas collector upper cover (23) to be connected；The lower end of water collector (17) gentle collector (18)
Fix with lower cover (24) and be connected；Offering the second inlet opening (24) on the sidewall of water collector (17) upper end, water inlet pipe (20) depends on
A secondary pipe through-hole (25) on upper sealing plate (6), middle shrouding (7) and interior upper sealing plate (8) is connected with the second inlet opening (24) afterwards；
Water inlet pipe (20) respectively with the hole wall watertight of the pipe through-hole (25) on upper sealing plate (6), middle shrouding (7) and interior upper sealing plate (8)
Property fixing connect；Air inlet pipe (19) sequentially passes through upper sealing plate (6), middle shrouding (7), interior upper sealing plate (8) and water collector upper cover (22)
On air inlet pipe through hole (26) fixing with the air inlet (27) on gas collector upper cover (23) be afterwards connected, and communicate；Air inlet pipe (19)
Respectively with the hole wall of the air inlet pipe through hole (26) on upper sealing plate (6), middle shrouding (7), interior upper sealing plate (8) and water collector upper cover (22)
Fixing connection；Offer multiple water collector apopore (32) gentle collector on the tube wall of water collector (17) gentle collector (18) to give vent to anger
Hole (35)；Multiple nozzles (21) are respectively installed in a tube sealing (16) of correspondence, and the rear end of each nozzle (21) is fixed with
Gripper shoe (28), this gripper shoe (28) offers nozzle inlet opening (29) and nozzle air inlet (30), nozzle inlet opening respectively
(29) connected by upper corresponding water collector apopore (32) of water lines (31) and water collector (17)；Nozzle air inlet (30)
Being connected with gas collector venthole (35) on gas collector (18) by nozzle air inlet pipeline (33), nozzle air inlet pipe (33) passes water
Upper corresponding nozzle air inlet pipe through hole (34) of collector (17).
A kind of cooler the most according to claim 1, it is characterised in that:
The internal diameter of water collector (17) is than gas collector (18) external diameter big 5～15mm, gas collector (17) long 3～7m, water collection pipe range=gas collection
Length of tube+20～100mm；
Above-mentioned water collector (17) and gas collector (18) have 5～15 water collector apopore (32) and discharge in the circumference of pipe
Venthole (35), hole is uniform in pipe circumference；Meanwhile, water collector (17) gentle collector (18) is distributed 10～80 row water in the axial direction
Collector apopore (32) gentle collector venthole (35)；
Outer tube external diameter=blank internal diameter-100～150mm, the tip height of inner tube=water collector tip height+10～100mm, middle pipe
Top=inner tube tip height+10～100mm；Outer tube tip height=middle pipe tip height+10～100mm.
A kind of cooler the most according to claim 1, it is characterised in that:
On the tube wall of water collector (17) gentle collector (18), circumference offers 6 water collector apopore (32) and discharge respectively
Venthole (35)；Axially offer respectively on the tube wall of water collector (17) gentle collector (18) 32 row water collector apopore (32) and
Discharge venthole (35).
A kind of cooler the most according to claim 1, it is characterised in that:
Inner tube: external diameter φ 126mm wall thickness 3mm length: 10000mm；
Middle pipe: external diameter φ 160mm wall thickness 4mm length: 10020mm；
Outer tube: external diameter φ 200mm wall thickness 35mm length: 10040mm；
Water collector: external diameter φ 54mm wall thickness 3mm length 4020mm；
Gas collector: external diameter φ 38mm wall thickness 3mm length 4000mm；
Nozzle quantity: 192.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610611538.5A CN106166602A (en) | 2016-07-30 | 2016-07-30 | A kind of cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610611538.5A CN106166602A (en) | 2016-07-30 | 2016-07-30 | A kind of cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106166602A true CN106166602A (en) | 2016-11-30 |
Family
ID=58064901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610611538.5A Pending CN106166602A (en) | 2016-07-30 | 2016-07-30 | A kind of cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106166602A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1228071A (en) * | 1968-06-07 | 1971-04-15 | ||
| GB1259581A (en) * | 1969-01-09 | 1972-01-05 | ||
| JPS60221152A (en) * | 1984-04-17 | 1985-11-05 | Kawasaki Steel Corp | Continuous casting method of hollow billet and dummy bar for continuous casting machine |
| US6322003B1 (en) * | 1999-06-11 | 2001-11-27 | Spraying Systems Co. | Air assisted spray nozzle |
| CN201913213U (en) * | 2011-02-28 | 2011-08-03 | 张家口冠联物资有限责任公司 | Water-cooled continuous casting spray pipe |
| US20130084391A1 (en) * | 2011-09-30 | 2013-04-04 | Semes Co., Ltd. | Nozzle unit, and apparatus and method for treating substrate with the same |
| JP2013252553A (en) * | 2012-06-08 | 2013-12-19 | Nippon Steel & Sumitomo Metal Corp | Method for continuous casting of hollow cast billet |
| CN204430211U (en) * | 2015-01-26 | 2015-07-01 | 申如意 | A kind of water cooling nozzle produced for mould |
| CN205927043U (en) * | 2016-07-30 | 2017-02-08 | 沈阳瑞鸿能源环保科技有限公司 | Cooler |
-
2016
- 2016-07-30 CN CN201610611538.5A patent/CN106166602A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1228071A (en) * | 1968-06-07 | 1971-04-15 | ||
| GB1259581A (en) * | 1969-01-09 | 1972-01-05 | ||
| JPS60221152A (en) * | 1984-04-17 | 1985-11-05 | Kawasaki Steel Corp | Continuous casting method of hollow billet and dummy bar for continuous casting machine |
| US6322003B1 (en) * | 1999-06-11 | 2001-11-27 | Spraying Systems Co. | Air assisted spray nozzle |
| CN201913213U (en) * | 2011-02-28 | 2011-08-03 | 张家口冠联物资有限责任公司 | Water-cooled continuous casting spray pipe |
| US20130084391A1 (en) * | 2011-09-30 | 2013-04-04 | Semes Co., Ltd. | Nozzle unit, and apparatus and method for treating substrate with the same |
| JP2013252553A (en) * | 2012-06-08 | 2013-12-19 | Nippon Steel & Sumitomo Metal Corp | Method for continuous casting of hollow cast billet |
| CN204430211U (en) * | 2015-01-26 | 2015-07-01 | 申如意 | A kind of water cooling nozzle produced for mould |
| CN205927043U (en) * | 2016-07-30 | 2017-02-08 | 沈阳瑞鸿能源环保科技有限公司 | Cooler |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161130 |
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| RJ01 | Rejection of invention patent application after publication |