CN103157581B - A kind of squeezing and coating method of interior squeezing and coating device - Google Patents
A kind of squeezing and coating method of interior squeezing and coating device Download PDFInfo
- Publication number
- CN103157581B CN103157581B CN201110420051.6A CN201110420051A CN103157581B CN 103157581 B CN103157581 B CN 103157581B CN 201110420051 A CN201110420051 A CN 201110420051A CN 103157581 B CN103157581 B CN 103157581B
- Authority
- CN
- China
- Prior art keywords
- section
- squeezing
- coating
- cylinder barrel
- transmitter
- 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.)
- Active
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 78
- 239000011248 coating agent Substances 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008018 melting Effects 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims description 24
- 239000000956 alloy Substances 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010309 melting process Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000005253 cladding Methods 0.000 abstract description 4
- 238000002844 melting Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Coating Apparatus (AREA)
Abstract
The present invention relates to workpiece and repair field, particularly a kind of interior squeezing and coating device that adopts vacuum cladding method to repair part of damage. Which comprises at least the squeezing and coating device body part being fixed in frame (11), squeezing and coating device body is made up of the transmitter section identical with internal diameter of cylinder to be repaired (1), stable section (7), receiver section (10), wherein between transmitter section (1) and stable section (7), be fixedly connected with by flange, the two ends of cylinder barrel to be repaired (8) are removably connected by screw mandrel with stable section (7) and receiver section (10) respectively; In transmitter section (1), close on stable section (7) link place and be equipped with ball (3), the interior other end of transmitter section (1) is equipped with rotation squeezing and coating devices (2). Through using the inwall coating processes that can meet different cylinder diameters and length cylinder barrel, adopt vacuum melting and coating technique, reach the object of hydraulic jack cylinder barrel and other cylinder barrel class part restore.
Description
Technical field
The present invention relates to workpiece and repair field, particularly in a kind of one that adopts vacuum cladding method reparation part of damageSqueezing and coating device and squeezing and coating method thereof.
Background technology
Vacuum cladding is part restore method common in re-manufacturing technology. Adopt zero of vacuum cladding method reparation damagePart, wherein an important operation be exactly by modulate from dissolubility alloy powder, according to different part required thicknesses, uniformlyBe coated to surface of the work.
For the coating of axial workpiece outer round surface and other outer mold surface, adopt rotation blade coating and manual local blade coating comparativelyEasily. For cylinder tube kind part, due to cylinder tube kind part cylinder diameter size, length difference, it is larger that inwall applies difficulty. At present, stateInside and outside also there is no good cylinder tube kind part inwall coating unit. This device is exactly for different industries, the cylinder barrel of hydraulic jackAnd the reason such as other cylinder barrel class part inwall scuffing, burn into wearing and tearing damages, adopt vacuum melting and coating technique, in cylinder tube kind partThe interior squeezing and coating device that the even squeezing and coating one deck of wall is researched and developed from dissolubility alloy powder.
Summary of the invention
The object of this invention is to provide one simple in structure, easy to operate, metal dust applies evenly, and thickness is easy to controlInterior squeezing and coating device and squeezing and coating method thereof, can meet the inwall coating processes of different cylinder diameters and length cylinder barrel through using, adopt trueEmpty melting and coating technique, reaches the object of hydraulic jack cylinder barrel and other cylinder barrel class part restore.
The technical scheme that the present invention solves its technical problem employing is: squeezing and coating device in a kind of, which comprises at least and be fixed onSqueezing and coating device body part in frame, squeezing and coating device body be by the transmitter section identical with internal diameter of cylinder to be repaired, stable section,Receiver section composition, is wherein fixedly connected with by flange between transmitter section and stable section, by the two ends of cylinder barrel to be repaired respectively with surelyFixed section and receiver section removably connect by screw mandrel; In transmitter section, close on stable section link place and be equipped with ball, transmitter sectionThe interior other end is equipped with rotation squeezing and coating device.
Described flange connections is by annular rubber ring or rubber seal.
One end of described transmitter section is fixedly connected with stable section by flange, and the other end is fixed with plug by flange,Plug middle part is compressed air inlet, and transmitter section is connected with gas cylinder by compressed air inlet, and compressed air inlet place is provided withInlet valve.
There is powder overfall the upper center position of described transmitter section cylinder side wall, and powder overfall place is provided with overflowsMouth valve.
The below medium position of described transmitter section cylinder side wall has charge door, and charge door place is provided with reinforced valve, sends outThe section of penetrating is connected with charge pump by charge door, and charge pump is by its operation of whether feeding in raw material of switch control of feeding in raw material.
The diameter of described ball is greater than transmitter section cylinder diameter 2～3mm, and the distance of ball and charge door is not less than 50mm, the distance of rotation squeezing and coating device and charge door is not less than 50mm, the space shape between the ball in transmitter section and rotation squeezing and coating deviceBecome to add material space.
One end of described receiver section is fixedly connected with cylinder barrel by screw mandrel, and the other end is fixed with plug by flange, stifledCentriciput is air outlet slit, and air outlet slit place is provided with outlet valve, and the upper and lower medium position of the cylinder side wall of receiver section is equalLeave receiver section valve port.
The squeezing and coating method of described squeezing and coating device is: cylinder barrel to be repaired is cleaned up, after drying, be fixed on by screw mandrelOn position between stable section and receiver section; Open the adpting flange between transmitter section and plug, ball is pushed to transmitter sectionCylinder barrel in, position at least needs to exceed charge door 50mm, and rotation squeezing and coating device is pushed in the cylinder barrel of transmitter section, position is at least from addingMaterial pipe also has 50mm, adds material space to reserve; Open charge pump, deployed alloy powder is joined to transmitting by charge doorIn section cavity, till the powder overfall on transmitter section top has alloy powder to overflow, stop feeding in raw material; Close overfall valve andReinforced valve, opens the outlet valve of air outlet slit on receiver section end part plug, the receiver section of receiver section sidewall upper and lower simultaneouslyValve port is closed equally, by 0.5～0.8Mpa compressed air access compressed air inlet, opens the inlet valve of compressed air inletDoor, compressed air promotes rotation squeezing and coating device, in the process that rotation squeezing and coating device advances, alloy powder fast rotational squeezing and coating is repaiied at needOn multiple cylinder barrel; Reparation is completed to cylinder barrel and between stable section and receiver section, pull down cleaning, undertaken molten by vacuum melting and coating processCover; Pull down the end part plug of receiver section, ball and rotation squeezing and coating device are taken out from the end of receiver section, carry out next cylinder barrelRepair.
The invention has the beneficial effects as follows by compressed air and promote rotation squeezing and coating device, will in the process that rotation squeezing and coating device advancesOn the cylinder barrel that alloy powder fast rotational squeezing and coating are repaired at need, the squeezing and coating time can complete in several seconds; Metal dust applies allEven, thickness is easy to control, and reaches the object of hydraulic jack cylinder barrel and other cylinder barrel class part restore.
Brief description of the drawings
Below in conjunction with embodiment accompanying drawing, the present invention is further described.
Fig. 1 is the structural representation of squeezing and coating device in this;
Fig. 2 is the structural representation of rotation squeezing and coating device;
In figure: 1, transmitter section; 2, rotation squeezing and coating device; 3, ball; 4, charge pump; 5, reinforced switch; 6, compressed air entersMouthful; 7, stable section; 8, cylinder barrel; 9, connection wire rod; 10, receiver section; 11, frame; 12, inlet valve; 13, powder overfall; 14,Overfall valve; 15, charge door; 16, reinforced valve; 17, air outlet slit; 18, outlet valve; 19, receiver section valve port; 20,Tapered section; 21, spiral section; 22, squeezing and coating section.
Detailed description of the invention
Embodiment 1
As shown in the structural representation of squeezing and coating device in the basis of Fig. 1, which comprises at least the squeezing and coating dress being fixed in frame 11Put body part, squeezing and coating device body is by 10 groups of the transmitter sections identical with internal diameter of cylinder to be repaired 1, stable section 7, receiver sectionBecome, wherein between transmitter section 1 and stable section 7, be fixedly connected with by flange, flange connections is by annular rubber ring or rubber blanketSealing, removably connects with stable section 7 and receiver section 10 two ends of cylinder barrel 8 to be repaired respectively by screw mandrel.
One end of transmitter section 1 is fixedly connected with stable section 7 by flange, and the other end is fixed with plug by flange, plugMiddle part is compressed air inlet 6, and transmitter section 1 is connected with gas cylinder by compressed air inlet 6, and 6 places, compressed air inlet are provided withInlet valve 12, can control the switching of compressed air inlet 6.
There is powder overfall 13 the upper center position of transmitter section 1 cylinder side wall, and powder overfall 13 places are provided with overflowsMouth valve 14, can control the switching of powder overfall 13.
The below medium position of transmitter section 1 cylinder side wall has charge door 15, and charge door 15 places are provided with reinforced valve 16, canTo control the switching of charge door 15, transmitter section 1 is connected with charge pump 4 by charge door 15, and charge pump 4 is controlled by reinforced switch 5Its operation of whether feeding in raw material.
In transmitter section 1, close on stable section 7 link places and be equipped with ball 3, the diameter of ball 3 is greater than transmitter section 1 cylinderFootpath 2～3mm, ball 3 is not less than 50mm with the distance of charge door 15, closes on 6 end places, compressed air inlet and be equipped with in transmitter section 1Rotation squeezing and coating device 2, rotation squeezing and coating device 2 is not less than 50mm with the distance of charge door 15, and the ball 3 in transmitter section 1 is squeezed with rotationThe space formation being coated with between device 2 adds material space, adds the size of material space according to steel cylinder size, length and the coat of required reparationThickness determines.
One end of receiver section 10 is fixedly connected with cylinder barrel 8 by screw mandrel, and the other end is fixed with plug by flange, in plugPortion is air outlet slit 17, and air outlet slit 17 places are provided with outlet valve 18, can control the switching of air outlet slit 17, receiver section 10The upper and lower medium position of cylinder side wall all leave receiver section valve port 19, this device can also use conversely, will receiveSection 10 is as transmitter section 1, and two receiver section valve ports 19 of receiver section 10 just can be used as charge door and powder overfall.
In this, the coating tech process of squeezing and coating device is:
By clean cylinder barrel to be repaired 8 pickling, clear water is rinsed well, after drying, and 100 ° of C～150 ° C baking ovens if desiredDry 30 minutes, be fixed on the position between stable section 7 and receiver section 10 by screw mandrel; Open between transmitter section 1 and plugAdpting flange, ball 3 is pushed in the cylinder barrel of transmitter section 1, position at least needs to exceed charge door 50mm, will rotate squeezing and coating device2 push in the cylinder barrel of transmitter section 1, and position at least also has 50mm from charge pipe, add material space to reserve; Open charge pump 4, willDeployed alloy powder is joined in transmitter section 1 cavity by charge door, has alloy to the powder overfall 13 on transmitter section 1 topTill powder overflows, stop feeding in raw material; Close overfall valve 14 and reinforced valve 16, open air on receiver section 10 end part plugsOutlet 17 outlet valve 18, the receiver section valve port 19 of receiver section 10 sidewall upper and lowers is closed equally simultaneously, by 0.5～0.8Mpa compressed air access compressed air inlet 6, opens the inlet valve 12 of compressed air inlet 6, and compressed air promotes to revolveTurn squeezing and coating device 2, on the cylinder barrel of in the process that rotation squeezing and coating device 2 advances, alloy powder fast rotational squeezing and coating being repaired at need, squeezing and coatingTime can complete in several seconds; Reparation is completed to cylinder barrel 8 and between stable section 7 and receiver section 10, pull down cleaning, by vacuumMelting and coating process carries out molten covering; Pull down the end part plug of receiver section 10, by ball 3 and the end of rotation squeezing and coating device 2 from receiver section 10Portion takes out, and carries out the reparation of next cylinder barrel.
Embodiment 2
As shown in the structural representation of the rotation squeezing and coating device of Fig. 2, the rotation squeezing and coating device 2 in above-described embodiment is by tapered section20, spiral section 21 and squeezing and coating section 22 are connected and fixed the integrative-structure of formation successively, and the object of tapered section is for material stock, alloyed powderEnd enters after spiral section, and spiral thrust makes to rotate squeezing and coating device rotation, makes alloy powder enter cylinder barrel 8 by squeezing and coating section and will close after interiorThe more uniform squeezing and coating in bronze end are to cylinder barrel 8 inwalls.
Claims (2)
1. a squeezing and coating method for squeezing and coating device in, is characterized in that: cylinder barrel to be repaired (8) cleaned up, and after drying, logicalCrossing screw mandrel is fixed on the position between stable section (7) and receiver section (10); Open the connection method between transmitter section (1) and plugOrchid, pushes ball (3) in the cylinder barrel of transmitter section (1), and position at least needs to exceed charge door 50mm, will rotate squeezing and coating device (2)Push in the cylinder barrel of transmitter section (1), position at least also has 50mm from charge pipe, adds material space to reserve; Open charge pump(4), deployed alloy powder is joined in transmitter section (1) cavity by charge door, overflow to the powder on transmitter section (1) topTill mouth (13) has alloy powder to overflow, stop feeding in raw material; Close overfall valve (14) and reinforced valve (16), open receiver section(10) outlet valve (18) of air outlet slit (17) on end part plug, simultaneously the receiver section valve of receiver section (10) sidewall upper and lowerMouth (19) is closed equally, by 0.5～0.8Mpa compressed air access compressed air inlet (6), opens compressed air inlet(6) inlet valve (12), compressed air promote rotation squeezing and coating devices (2), rotation squeezing and coating devices (2) advance process in by alloyed powderOn the cylinder barrel that end fast rotational squeezing and coating are repaired at need; Reparation is completed to cylinder barrel (8) tears open between stable section (7) and receiver section (10)After lower cleaning, carry out molten covering by vacuum melting and coating process; Pull down the end part plug of receiver section (10), ball (3) and rotation are squeezedBe coated with device (2) and take out from the end of receiver section (10), carry out the reparation of next cylinder barrel;
The interior squeezing and coating device that the method adopts, which comprises at least the squeezing and coating device body part being fixed in frame (11), squeezing and coatingDevice body is made up of the transmitter section identical with internal diameter of cylinder to be repaired (1), stable section (7), receiver section (10), wherein transmittingBetween section (1) and stable section (7), be fixedly connected with by flange, by the two ends of cylinder barrel to be repaired (8) respectively with stable section (7) with connectReceiving section (10) removably connects by screw mandrel; In transmitter section (1), close on stable section (7) link place and be equipped with ball (3), send outThe interior other end of the section of penetrating (1) is equipped with rotation squeezing and coating devices (2); One end of described transmitter section (1) is fixing by flange and stable section (7)Connect, the other end is fixed with plug by flange, and plug middle part is compressed air inlet (6), and transmitter section (1) passes through compressed airEntrance (6) is connected with gas cylinder, and compressed air inlet (6) locate to be provided with inlet valve (12); Described transmitter section (1) cylinder side wallBelow medium position have charge door (15), charge door (15) locates to be provided with reinforced valve (16), transmitter section (1) passes through charge door(15) be connected with charge pump (4), charge pump (4) is controlled its operation of whether feeding in raw material by reinforced switch (5); Described ball(3) diameter is greater than transmitter section (1) cylinder diameter 2～3mm, and ball (3) is not less than 50mm with the distance of charge door (15), rotationThe distance of squeezing and coating device (2) and charge door (15) is not less than 50mm, the ball (3) in transmitter section (1) and rotation squeezing and coating devices (2) itBetween space form and add material space; There are powder overfall (13), powder in the upper center position of described transmitter section (1) cylinder side wallEnd overfall (13) locates to be provided with overfall valve (14); One end of described receiver section (10) is solid by screw mandrel and cylinder barrel (8)Fixed connection, the other end is fixed with plug by flange, and plug middle part is air outlet slit (17), and air outlet slit (17) is located to be provided with outMouth valve (18), the upper and lower medium position of the cylinder side wall of receiver section (10) all leaves receiver section valve port (19).
2. the squeezing and coating method of a kind of interior squeezing and coating device according to claim 1, is characterized in that: described flange connectionsBy annular rubber ring or rubber seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110420051.6A CN103157581B (en) | 2011-12-15 | 2011-12-15 | A kind of squeezing and coating method of interior squeezing and coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110420051.6A CN103157581B (en) | 2011-12-15 | 2011-12-15 | A kind of squeezing and coating method of interior squeezing and coating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103157581A CN103157581A (en) | 2013-06-19 |
| CN103157581B true CN103157581B (en) | 2016-05-18 |
Family
ID=48581412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110420051.6A Active CN103157581B (en) | 2011-12-15 | 2011-12-15 | A kind of squeezing and coating method of interior squeezing and coating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103157581B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618336B (en) * | 2014-11-07 | 2018-12-11 | 中国石油化工股份有限公司 | Anti-corrosion one-shot forming apparatus in steel pipe |
| CN107150014B (en) * | 2017-07-02 | 2023-06-20 | 中国人民解放军92228部队 | Method and device for applying paint in pipeline |
| CN107378377B (en) * | 2017-07-12 | 2019-03-22 | 齐齐哈尔众工科技有限公司 | A kind of restorative procedure of rubber product drying machine cylinder inboard wall |
| CN107378376B (en) * | 2017-08-31 | 2023-09-19 | 海龙(张家港)实业有限公司 | Titanium pipe inner wall prosthetic devices |
| CN109248831B (en) * | 2018-11-29 | 2019-12-27 | 刘小军 | Hydraulic engineering pipeline inner wall connection sealing device |
| CN113000313A (en) * | 2021-02-24 | 2021-06-22 | 陕西天元石化建设工程有限公司 | Extrusion coating uniform speed control device |
| CN114216310B (en) * | 2022-02-22 | 2022-04-29 | 四川英创力电子科技股份有限公司 | Manufacturing device and manufacturing method of fine circuit PCB |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2135403Y (en) * | 1992-12-04 | 1993-06-09 | 江苏石油勘探局油田建设公司 | Squeezing coating device for steel pipe inner coating |
| CN2137988Y (en) * | 1992-07-06 | 1993-07-14 | 胜利石油管理局油建一公司 | Transmission and receiving device for painter in steel tube |
| CN101378843A (en) * | 2004-06-18 | 2009-03-04 | 普拉斯托克公司 | System and method for coating tubes |
| CN202430286U (en) * | 2011-12-15 | 2012-09-12 | 陕西天元材料保护科技有限公司 | Internal squeezing coating device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7827646B2 (en) * | 2008-02-08 | 2010-11-09 | Tdw Delaware, Inc. | Vortex inhibitor dispersal pig |
-
2011
- 2011-12-15 CN CN201110420051.6A patent/CN103157581B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2137988Y (en) * | 1992-07-06 | 1993-07-14 | 胜利石油管理局油建一公司 | Transmission and receiving device for painter in steel tube |
| CN2135403Y (en) * | 1992-12-04 | 1993-06-09 | 江苏石油勘探局油田建设公司 | Squeezing coating device for steel pipe inner coating |
| CN101378843A (en) * | 2004-06-18 | 2009-03-04 | 普拉斯托克公司 | System and method for coating tubes |
| CN202430286U (en) * | 2011-12-15 | 2012-09-12 | 陕西天元材料保护科技有限公司 | Internal squeezing coating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103157581A (en) | 2013-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103157581B (en) | A kind of squeezing and coating method of interior squeezing and coating device | |
| CN106670030B (en) | Pipe inner-wall spraying device | |
| CN205236244U (en) | Mould spraying lubricating apparatus | |
| CN201832822U (en) | Full-automatic rust removing and scale removing cleaning device for inner wall of metal pipe | |
| CN205308631U (en) | Paint spraying equipment | |
| CN204247429U (en) | A kind of polyurethane spray coating device | |
| CN108977784A (en) | A kind of plastic pipe sputter system | |
| CN108922697B (en) | Special adhesion-preventing isolation layer spraying equipment for silicon rubber wires and cables | |
| CN202430286U (en) | Internal squeezing coating device | |
| WO2008078474A1 (en) | Method for washing filling appartus and filling tank | |
| CN103769550B (en) | Casting flow coat system | |
| CN207521188U (en) | A kind of screw thread grease spray equipment and its screw thread grease spraying gun head | |
| CN204194353U (en) | Rubber tube inner wall washing, drying device | |
| CN108756175A (en) | A kind of automatic cleaning type Mortar spraying machine | |
| CN102139252A (en) | Displacement airless spraying device of low-pressure storage tank | |
| CN211866075U (en) | Automatic spray gun cleaning device | |
| CN204503427U (en) | For automatically cleaning interior painting machine spray gun structure | |
| CN208718318U (en) | A kind of automatic cleaning type Mortar spraying machine | |
| CN104108228A (en) | Color steel plate paint film thickness control method and film covering machine | |
| CN107457128A (en) | A kind of recovery system and method for casting sprayed coating | |
| CN103737263B (en) | A kind of roller expansion type mechanical plug for heat transfer tube of steam generator and manufacture method thereof | |
| CN203831905U (en) | Film laminating machine for testing thickness of color plate colored paint film | |
| CN206810797U (en) | UOE straight-line joint submerged arc welding tubes are molded pipe and groove cleaning device | |
| CN201420379Y (en) | Architectural coating spraying device | |
| CN216520286U (en) | Sewer pipeline repairing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 710065, Xi'an City, Shaanxi province Yanta District high tech Zone Kam Road 1, city gate C block 16, room 11608 Applicant after: SHAANXI TIAN YUAN MATERIALS PROTECTION TECHNOLOGY Co.,Ltd. Address before: 710065, Shaanxi Province, Yanta District, Xi'an Province High-tech Zone Kam Road Green SOHO alliance B block 11202 room Applicant before: SHAANXI TIANYUAN MATERIALS PROTECTION TECHNOLOGY Co.,Ltd. |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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 invention: Extrusion coating method of inner extrusion coating device Effective date of registration: 20190306 Granted publication date: 20160518 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI TIAN YUAN MATERIALS PROTECTION TECHNOLOGY Co.,Ltd. Registration number: 2019990000178 |
|
| PC01 | Cancellation 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: 20210511 Granted publication date: 20160518 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI TIAN YUAN MATERIALS PROTECTION TECHNOLOGY Co.,Ltd. Registration number: 2019990000178 |
|
| 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 invention: Extrusion method of an internal extrusion device Effective date of registration: 20210511 Granted publication date: 20160518 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI TIAN YUAN MATERIALS PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2021990000415 |
|
| PC01 | Cancellation 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: 20230529 Granted publication date: 20160518 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI TIAN YUAN MATERIALS PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2021990000415 |