CN109340465A - A kind of special stainless steel seamless steel pipe - Google Patents
A kind of special stainless steel seamless steel pipe Download PDFInfo
- Publication number
- CN109340465A CN109340465A CN201811514694.5A CN201811514694A CN109340465A CN 109340465 A CN109340465 A CN 109340465A CN 201811514694 A CN201811514694 A CN 201811514694A CN 109340465 A CN109340465 A CN 109340465A
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- Prior art keywords
- steel pipe
- shell
- wall
- fixed
- water
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/35—Ohmic-resistance heating
- F16L53/38—Ohmic-resistance heating using elongate electric heating elements, e.g. wires or ribbons
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses a kind of special stainless steel seamless steel pipes, including steel pipe main body and heating device, the steel pipe is flat oval shape steel pipe in outer circle, the heating device fixing sleeve is on the outside of steel pipe, the steel pipe inner wall top and bottom symmetrically offers crescent chamber, and two crescent are intracavitary is fixedly connected to resistance to compression component, the present invention in steel pipe by opening up crescent chamber, manufacture material can effectively be reduced, reduce production cost, pass through the intracavitary resistance to compression component of crescent, an effect of resist compression effectively can be played to outer wall of steel pipe, enhance the crushing resistance of steel pipe body, fixed heating device outside steel pipe, steel pipe can be heated, prevent the glaciation in cold weather of its internal flow, influence laser propagation effect, and pass through the insulating layer of its inner urethane foam filling plastic, effectively heating device can be generated Heat carries out isothermal holding.
Description
Technical field
The present invention relates to special-shaped seamless steel pipes to have technical field, specially a kind of special stainless steel seamless steel pipe.
Background technique
Special-shaped seamless steel pipe is the general name of the seamless steel pipe of other cross sectional shapes other than round tube, and steel tubes more can
The particularity of use condition is adapted to, metal is saved and improves the labor productivity of components manufacture.
The crushing resistance of steel pipe and the thickness of tube wall and shape have certain relationship, and tube wall is thicker, and crushing resistance is bigger, applicability
It is higher, but corresponding required cost is higher, and when using steel pipe transmission fluid, in some cold zones, steel
Manage it is exposed outside, since air themperature is lower, so that fluid in steel pipe is frozen blocking, cause blocking in pipe, influence fluid
Transmission, for this purpose, it is proposed that a kind of special stainless steel seamless steel pipe.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of special stainless steel seamless steel pipe
Problem.
To achieve the above object, the invention provides the following technical scheme: a kind of special stainless steel seamless steel pipe, including steel pipe
Main body and heating device, the steel pipe are flat oval shape steel pipe in outer circle, and the heating device fixing sleeve is described on the outside of steel pipe
Steel pipe inner wall top and bottom symmetrically offers crescent chamber, and two crescent are intracavitary is fixedly connected to resistance to compression component, institute
It states resistance to compression component to be made of traveller, sliding sleeve, connecting plate, pressure-proof spring, top plate and bottom plate and bolster, described sliding sleeve one end passes through
Bottom plate plate is fixedly connected with crescent cavity wall, and the other end is slidably socketed on the outside of traveller one end, and the traveller is far from sliding sleeve
One end is fixedly connected by top plate with crescent cavity wall, and the connecting plate fixing sleeve is in sliding sleeve Basolateral, the resistance to compression bullet
Spring covers on the outside of sliding sleeve, and pressure-proof spring both ends are fixed at the top of connecting plate and top plate bottom respectively, and the bolster is equipped with two
It is a, and be symmetrically distributed on the outside of sliding sleeve, two bolster one end are connect with connecting plate two sides respectively.
Preferably, the bolster is by slide bar, sliding block, buffer spring, the first supporting block, the second supporting block, c-type shell and company
Extension bar composition, first supporting block is fixed with top plate bottom end, and the second supporting block is fixed with crescent cavity wall, described
Slide bar both ends are fixed with the first supporting block and the second supporting block side respectively, and the sliding sleeve sliding sleeve is slided on the outside of section slide bar
Block bottom is fixed with c-type shell, and the buffer spring covers on the outside of slide bar, and buffer spring both ends respectively with the second supporting block and cunning
Block side is fixed, and the connecting plate two sides symmetrically offer link slot, and described connecting rod one end passes through pin shaft and link slot inner wall
Rotation connection, the other end are rotatablely connected by pin shaft and c-type shell.
Preferably, the heating device is made of heater and controller, there are two the heater is set, and it is symmetrical fixed
In outer wall of steel pipe, the controller is located between two heaters, and is fixed on outer wall of steel pipe.
Preferably, the heater is made of water storage shell, shell, heater strip, sealing cover, temperature sensor and water-supply-pipe,
The shell is fixed on outer wall of steel pipe, and the water storage shell is located in shell, and is fixed on outer wall of steel pipe, water storage shell top
Portion is provided with water inlet, and water storage shell bottom side is provided with discharge outlet, fixes and connects with water-supply-pipe in the water inlet and discharge outlet
It connects, and water-supply-pipe is fixed through shell far from water storage shell one end, and connect with sealing cover, and internal screw thread is equipped in the sealing cover,
And water-supply-pipe is equipped with external screw thread far from water storage shell one end, the sealing cover is connect with water-supply-pipe threaded one end, and the heater strip is solid
It is scheduled in water storage shell bottom interior wall, the temperature sensor is fixedly connected on water storage shell side inner wall.
Preferably, insulating layer is filled between the shell and water storage shell, and keeping the temperature layer material is polyurethane foam plastics.
Preferably, gasket, and gasket side and water-supply-pipe end thereof contacts are fixed in the sealing cover.
Preferably, anti-skid chequer is equipped on the outside of the sealing cover.
Preferably, photovoltaic battery plate is installed, and photovoltaic battery plate passes through the electricity consumption on conducting wire and equipment on the outside of the controller
Element is electrically connected.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention can effectively reduce manufacture material by opening up crescent chamber in steel pipe, reduce production cost,
By the intracavitary resistance to compression component of crescent, an effect of resist compression effectively can be played to outer wall of steel pipe, enhance the anti-of steel pipe body
Pressure property, the heating device that steel pipe is fixed outside, can heat steel pipe, its internal flow is prevented to be frozen into cold weather
Ice influences laser propagation effect, and passes through the insulating layer of its inner urethane foam filling plastic, can effectively produce to heating device
Raw heat carries out isothermal holding.
2, heating device of the present invention by photovoltaic battery plate according to photovoltaic effect principle, using solar battery by the sun
Luminous energy is converted into electric energy, the electric energy of conversion is used electric device in equipment by wire transmission, to make heating device
It has been constantly in electricity condition, has not needed alternating current, it is convenient that deployment facilitates.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention figure；
Fig. 2 is overlooking structure diagram of the present invention；
Fig. 3 is a-quadrant enlarged drawing in Fig. 1；
Fig. 4 is connecting rod of the present invention and link slot connection schematic diagram；
Fig. 5 is B area enlarged drawing in Fig. 2；
Fig. 6 is heating device control module schematic diagram of the present invention.
In figure: 1- steel pipe；2- heating device；3- crescent chamber；4- resistance to compression component；5- traveller；6- sliding sleeve；7- connecting plate；
8- pressure-proof spring；9- top plate；10- bottom plate；11- bolster；12- slide bar；13- sliding block；14- buffer spring；15- first is supported
Block；The second supporting block of 16-；17-C shell；18- connecting rod；19- link slot；20- heater；21- controller；22- water storage shell；
23- shell；24- heater strip；25- sealing cover；26- temperature sensor；27- water-supply-pipe；28- water inlet；29- discharge outlet；30- is protected
Warm layer；31- gasket；32- photovoltaic battery plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-6, the present invention provides a kind of technical solution: a kind of special stainless steel seamless steel pipe, including steel pipe 1 are main
Body and heating device 2, the steel pipe 1 are flat oval shape steel pipe in outer circle, and 2 fixing sleeve of heating device is in 1 outside of steel pipe, institute
It states 1 inner wall top and bottom of steel pipe and symmetrically offers crescent chamber 3, and be fixedly connected to resistance to compression group in two crescent chambers 3
Part 4, the resistance to compression component 4 are made of traveller 5, sliding sleeve 6, connecting plate 7, pressure-proof spring 8, top plate 9, bottom plate 10 and bolster 11,
Described 6 one end of sliding sleeve is fixedly connected by 10 plate of bottom plate with 3 inner wall of crescent chamber, and the other end is slidably socketed in traveller 5 one
End outside, the traveller 5 are fixedly connected by top plate 9 with 3 inner wall of crescent chamber far from 6 one end of sliding sleeve, and the connecting plate 7 is fixed
It covers in 6 Basolateral of sliding sleeve, 8 sets of the pressure-proof spring is in 6 outside of sliding sleeve, and 8 both ends of pressure-proof spring are respectively and 7 top of connecting plate
It is fixed with 9 bottom of top plate, there are two the bolster 11 is set, and is symmetrically distributed in 6 outside of sliding sleeve, two 11 one end of bolster
It is connect respectively with 7 two sides of connecting plate.
The bolster 11 is by slide bar 12, sliding block 13, buffer spring 14, the first supporting block 15, the second supporting block 16, c-type
Shell 17 and connecting rod 18 form, and first supporting block 15 is fixed with 9 bottom end of top plate, and the second supporting block 16 and crescent
3 inner wall of chamber is fixed, and 12 both ends of slide bar are fixed with the first supporting block 15 and 16 side of the second supporting block respectively, the sliding sleeve 6
Sliding sleeve is in section slide bar 12 outside, and 13 bottom of sliding block and c-type shell 17 are fixed, 14 sets of the buffer spring in 12 outside of slide bar,
And 14 both ends of buffer spring are fixed with the second supporting block 16 and 13 side of sliding block respectively, 7 two sides of connecting plate symmetrically offer
Link slot 19, described 18 one end of connecting rod are rotatablely connected by pin shaft and 19 inner wall of link slot, and the other end passes through pin shaft and c-type shell
17 rotation connections, can effectively prevent traveller 5 from moving down, to play buffering effect by bolster 11.
The heating device 2 is made of heater 20 and controller 21, there are two the heater 20 is set, and it is symmetrical fixed
In 1 outer wall of steel pipe, the controller 21 is located between two heaters 20, and is fixed on 1 outer wall of steel pipe, passes through controller 21
Heater 20 can be controlled and heat steel pipe 1.
The heater 20 is by water storage shell 22, shell 23, heater strip 24, sealing cover 25, temperature sensor 26 and water-supply-pipe
27 compositions, the shell 23 are fixed on 1 outer wall of steel pipe, and the water storage shell 22 is located in shell 23, and is fixed on outside steel pipe 1
On wall, water inlet 28 is provided at the top of the water storage shell 22, and 22 bottom side of water storage shell is provided with discharge outlet 29, the water inlet 28
Be fixedly connected with water-supply-pipe 27 in discharge outlet 29, and water-supply-pipe 27 runs through shell 23 far from 22 one end of water storage shell is fixed, and
It is connect with sealing cover 25, internal screw thread is equipped in the sealing cover 25, and water-supply-pipe 27 is equipped with external screw thread far from 22 one end of water storage shell,
The sealing cover 25 is connect with 27 threaded one end of water-supply-pipe, and the heater strip 24 is fixed in 22 bottom interior wall of water storage shell, described
Temperature sensor 26 is fixedly connected on 22 side inner wall of water storage shell, is heated by heater 20 to 1 inner wall of steel pipe, prevents steel
Fluid freeze in pipe 1.
Insulating layer 30 is filled between the shell 23 and water storage shell 22, and 30 material of insulating layer is polyurethane foam modeling
Material can effectively reduce scattering and disappearing for heat by insulating layer 30.
It is fixed with gasket 31, and 31 side of gasket and 27 end thereof contacts of water-supply-pipe in the sealing cover 25, enhances
Leakproofness.
Anti-skid chequer is equipped on the outside of the sealing cover 25, anti-skid chequer increasing friction force is convenient for personnel's rotary seal lid.
Photovoltaic battery plate 32 is installed, and photovoltaic battery plate 32 passes through the electricity consumption member on conducting wire and equipment on the outside of the controller 21
Part is electrically connected, and by photovoltaic battery plate 32 according to photovoltaic effect principle, is directly turned solar energy using solar battery
Electric energy is turned to, and electric energy is used into electric device by wire transmission.
Working principle: the present invention can effectively reduce manufacture material, work as steel by opening up crescent chamber 3 in steel pipe 1
When 1 outer wall of pipe receives external force extruding, traveller 5 is caused to move down, since 5 sliding plug of traveller is in sliding sleeve 6, and outside sliding sleeve 6
It is cased with pressure-proof spring 8, hinders traveller 5 mobile so generating elastic force by 8 elastic deformation of pressure-proof spring, to offset external force to steel
The extruding of pipe 1, since connecting rod 18 is rotatablely connected by the link slot 19 in pin shaft and connecting plate 7, and the other end and c-type shell
17 rotation connections pass through buffer spring so sliding block 13 can move on slide bar 12 when 1 outer wall of steel pipe is squeezed deformation
14 elastic deformations generate the movement that elastic force hinders sliding block 13, to have a thrust outward to 1 outer wall of steel pipe, offset a part
External force, to be played a buffer function by external force deformation to steel pipe 1, when weather cold, ambient temperature is too low to will lead to steel
Fluid freeze in pipe 1 is bittiness, at this point, pouring into liquid from water inlet 28, and by heater 20 by opening sealing cover 25
Heating wire 24 heat the liquid in water storage shell 22, so that hot water is transferred heat to steel pipe 1, to be heated to steel pipe 1,
And water temperature is detected by temperature sensor 26, water temperature is fed back into controller 21, and heater strip 24 is controlled by controller 21
Work, utilizes the sun by photovoltaic battery plate 32 according to photovoltaic effect principle to play and liquid is made to be in temperature constant state
Solar energy is converted into electric energy by energy battery, and electric energy is given by wire transmission and uses electric device, realizes heating device 2 one
Straight be in has electricity condition, does not need alternating current, it is convenient that deployment facilitates.
In the present solution, the preferred SIN-WZP-PT100 model of temperature sensor 26, the single-chip microcontroller in controller 21 is preferred
AT89C52 model, circuit operate to existing custom circuit, and circuit involved in the present invention and control are the prior art,
This is without excessively repeating.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of special stainless steel seamless steel pipe, including steel pipe (1) main body and heating device (2), it is characterised in that: the steel pipe
It (1) is flat oval shape steel pipe in outer circle, heating device (2) fixing sleeve is on the outside of steel pipe (1), steel pipe (1) the inner wall top
Portion and bottom symmetrical offer crescent chamber (3), and are fixedly connected to resistance to compression component (4) in two crescent chambers (3), described
Resistance to compression component (4) is by traveller (5), sliding sleeve (6), connecting plate (7), pressure-proof spring (8), top plate (9), bottom plate (10) and bolster
(11) it forms, described sliding sleeve (6) one end is fixedly connected by bottom plate (10) plate with crescent chamber (3) inner wall, and the other end slides
It is socketed on the outside of traveller (5) one end, the traveller (5) passes through top plate (9) and crescent chamber (3) inner wall far from sliding sleeve (6) one end
It being fixedly connected, in sliding sleeve (6) Basolateral, the pressure-proof spring (8) covers on the outside of sliding sleeve (6) connecting plate (7) fixing sleeve,
And pressure-proof spring (8) both ends are fixed at the top of connecting plate (7) and top plate (9) bottom respectively, there are two the bolster (11) sets,
And be symmetrically distributed on the outside of sliding sleeve (6), two bolster (11) one end are connect with connecting plate (7) two sides respectively.
2. a kind of special stainless steel seamless steel pipe according to claim 1, it is characterised in that: the bolster (11) is by sliding
Bar (12), sliding block (13), buffer spring (14), the first supporting block (15), the second supporting block (16), c-type shell (17) and connecting rod
(18) it forms, first supporting block (15) is fixed with top plate (9) bottom end, and the second supporting block (16) and crescent chamber
(3) inner wall is fixed, and slide bar (12) both ends are fixed with the first supporting block (15) and the second supporting block (16) side respectively, described
Sliding sleeve (6) sliding sleeve is on the outside of section slide bar (12), and sliding block (13) bottom and c-type shell (17) are fixed, the buffer spring (14)
It covers on the outside of slide bar (12), and buffer spring (14) both ends are fixed with the second supporting block (16) and sliding block (13) side respectively, institute
It states connecting plate (7) two sides symmetrically to offer link slot (19), described connecting rod (18) one end passes through in pin shaft and link slot (19)
Wall rotation connection, the other end are rotatablely connected by pin shaft and c-type shell (17).
3. a kind of special stainless steel seamless steel pipe according to claim 1, it is characterised in that: the heating device (2) by
Heater (20) and controller (21) composition, there are two the heater (20) sets, and are symmetrically fixed on steel pipe (1) outer wall, institute
Controller (21) are stated between two heaters (20), and are fixed on steel pipe (1) outer wall.
4. a kind of special stainless steel seamless steel pipe according to claim 3, it is characterised in that: the heater (20) is by storing up
Water hull (22), shell (23), heater strip (24), sealing cover (25), temperature sensor (26) and water-supply-pipe (27) composition, it is described outer
Shell (23) is fixed on steel pipe (1) outer wall, and the water storage shell (22) is located in shell (23), and is fixed on steel pipe (1) outer wall,
It is provided with water inlet (28) at the top of the water storage shell (22), and water storage shell (22) bottom side is provided with discharge outlet (29), the water inlet
Mouth (28) is fixedly connected with water-supply-pipe (27) in discharge outlet (29), and water-supply-pipe (27) is fixed far from water storage shell (22) one end
It is connect through shell (23), and with sealing cover (25), internal screw thread is equipped in the sealing cover (25), and water-supply-pipe (27) is far from storage
Water hull (22) one end is equipped with external screw thread, and the sealing cover (25) connect with water-supply-pipe (27) threaded one end, the heater strip (24)
It is fixed in water storage shell (22) bottom interior wall, the temperature sensor (26) is fixedly connected on water storage shell (22) side inner wall.
5. a kind of special stainless steel seamless steel pipe according to claim 4, it is characterised in that: the shell (23) and water storage
Insulating layer (30) are filled between shell (22), and insulating layer (30) material is polyurethane foam plastics.
6. a kind of special stainless steel seamless steel pipe according to claim 4, it is characterised in that: solid in the sealing cover (25)
Surely have gasket (31), and gasket (31) side and water-supply-pipe (27) end thereof contacts.
7. a kind of special stainless steel seamless steel pipe according to claim 4, it is characterised in that: on the outside of the sealing cover (25)
Equipped with anti-skid chequer.
8. a kind of special stainless steel seamless steel pipe according to claim 3, it is characterised in that: on the outside of the controller (21)
It is equipped with photovoltaic battery plate (32), and photovoltaic battery plate (32) passes through conducting wire and being electrically connected in equipment with electric device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811514694.5A CN109340465A (en) | 2018-12-12 | 2018-12-12 | A kind of special stainless steel seamless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811514694.5A CN109340465A (en) | 2018-12-12 | 2018-12-12 | A kind of special stainless steel seamless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109340465A true CN109340465A (en) | 2019-02-15 |
Family
ID=65303523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811514694.5A Withdrawn CN109340465A (en) | 2018-12-12 | 2018-12-12 | A kind of special stainless steel seamless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109340465A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503405A (en) * | 2020-05-15 | 2020-08-07 | 朱昀 | Pipeline heat tracing cable |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206802612U (en) * | 2017-05-12 | 2017-12-26 | 绍兴上虞洲翔工业设备安装有限公司 | A kind of power station resistance to compression hydraulic piping |
| CN207034418U (en) * | 2017-06-26 | 2018-02-23 | 绍兴焕鑫管业有限公司 | Anti-pressure is seamless pressure pipe and pipeline |
| CN207246666U (en) * | 2017-07-31 | 2018-04-17 | 浙江均悦钢业有限公司 | A kind of seamless steel pipe |
| CN207848625U (en) * | 2018-01-31 | 2018-09-11 | 浙江益宏不锈钢有限公司 | A kind of stainless-steel seamless pipe |
| CN208331104U (en) * | 2018-05-14 | 2019-01-04 | 道生天合材料科技（上海）有限公司 | A kind of pre- crackle introducing tooling for structure glue epoxy resin |
-
2018
- 2018-12-12 CN CN201811514694.5A patent/CN109340465A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206802612U (en) * | 2017-05-12 | 2017-12-26 | 绍兴上虞洲翔工业设备安装有限公司 | A kind of power station resistance to compression hydraulic piping |
| CN207034418U (en) * | 2017-06-26 | 2018-02-23 | 绍兴焕鑫管业有限公司 | Anti-pressure is seamless pressure pipe and pipeline |
| CN207246666U (en) * | 2017-07-31 | 2018-04-17 | 浙江均悦钢业有限公司 | A kind of seamless steel pipe |
| CN207848625U (en) * | 2018-01-31 | 2018-09-11 | 浙江益宏不锈钢有限公司 | A kind of stainless-steel seamless pipe |
| CN208331104U (en) * | 2018-05-14 | 2019-01-04 | 道生天合材料科技（上海）有限公司 | A kind of pre- crackle introducing tooling for structure glue epoxy resin |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503405A (en) * | 2020-05-15 | 2020-08-07 | 朱昀 | Pipeline heat tracing cable |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 323400 Yuyao Shanhai Cooperative Park, Songyang County, Lishui City, Zhejiang Province (No. 7 Chixing Road, Chishou Township) Applicant after: Zhejiang Bosheng Steel Group Co.,Ltd. Address before: 323400 Yuyao Shanhai Cooperative Park, Songyang County, Lishui City, Zhejiang Province (No. 7 Chixing Road, Chishou Township) Applicant before: ZHEJIANG BOSHENG STAINLESS STEEL MANUFACTURING CO.,LTD. |
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| CB02 | Change of applicant information | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190215 |
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| WW01 | Invention patent application withdrawn after publication |