CN217083420U - Steam waste heat recycling device - Google Patents
Steam waste heat recycling device Download PDFInfo
- Publication number
- CN217083420U CN217083420U CN202220777480.2U CN202220777480U CN217083420U CN 217083420 U CN217083420 U CN 217083420U CN 202220777480 U CN202220777480 U CN 202220777480U CN 217083420 U CN217083420 U CN 217083420U
- Authority
- CN
- China
- Prior art keywords
- base body
- connecting base
- waste heat
- heat
- heat exchange
- 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
Images
Abstract
The utility model discloses a steam waste heat recovery utilizes device, the power distribution box comprises a box body, a connecting device, heat exchange device, connecting device sets up in the corresponding both sides in box surface, heat exchange device sets up the inside central point at the box and puts, the sealing washer setting is just being close to end position at the inner wall of connecting the base member, the air cavity is seted up in the inside of connecting the base member and is close to the position of sealing washer, annular elastic membrane sets up the position that just is located the air cavity at the inner wall of connecting the base member, the sealing layer sets up the inner wall at annular elastic membrane, the elasticity utricule sets up between the both sides that connecting base member surface tip and ring press plate surface are corresponding, communicate between the gas port of elasticity utricule and the air cavity, the utility model relates to a waste heat recovery utilizes technical field. This steam waste heat recovery utilizes device has reached the effect of multi-seal, can carry out the multi-seal for sealed effectual, difficult appearance leaks, reduces calorific loss, helps waste heat recovery to utilize, and safe and reliable has improved performance.
Description
Technical Field
The utility model relates to a waste heat recovery utilizes technical field, specifically is a steam waste heat recovery utilizes device.
Background
In the energy consumption device of the operated industrial enterprise, the original design does not reasonably utilize the damp heat and latent heat, which comprises high-temperature waste gas waste heat, cooling medium waste heat, waste gas and waste water waste heat, high-temperature product and slag waste heat, chemical reaction waste heat, combustible waste gas and waste material waste heat and the like, and a steam recycling device is required to be used in the process of recycling steam. In industrial production, steam is an extremely versatile energy source. The recovery of the steam waste heat in industrial production has important significance for enterprises.
At present, current steam waste heat recovery utilizes device structure is too simple, when using, receives the influence of external force or vibrations easily, and then leads to the condition that the leakage appears, not only causes the loss to the steam heat, influences waste heat recovery, still has great potential safety hazard, has reduced performance.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a steam waste heat recovery device has solved current steam waste heat recovery device structure too simple, when using, receives the influence of external force or vibrations easily, and then leads to the condition of appearing leaking, not only causes the loss to the steam heat, influences waste heat recovery, still has great potential safety hazard, has reduced the problem of performance.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a steam waste heat recycling device comprises a box body, connecting devices and heat exchange devices, wherein the connecting devices are arranged on two corresponding sides of the surface of the box body;
the connecting device is provided with a connecting base body, a sealing ring, an air cavity, an annular elastic membrane, a sealing layer, a return spring, an annular pressing plate and an elastic bag body, wherein one end of the connecting base body is fixedly connected with the surface of a box body, the connecting base body is communicated with the box body, the sealing ring is arranged on the inner wall of the connecting base body and is close to the end part of the connecting base body, the air cavity is arranged in the connecting base body and is close to the sealing ring, the annular elastic membrane is arranged on the inner wall of the connecting base body and is positioned at the position of the air cavity, the sealing layer is arranged on the inner wall of the annular elastic membrane, one end of the return spring is fixedly connected with the surface of the connecting base body and is far away from one end of the box body, one side of the surface of the annular pressing plate is fixedly connected with one end of the return spring, which is far away from the connecting base body, and the elastic bag body is arranged between the surface end part of the connecting base body and the two sides corresponding to the surface of the annular pressing plate, the air port of the elastic bag body is communicated with the air cavity, when the connecting pipe and the connecting device are fixed by the locking bolt, the end face edge of the connecting pipe presses the sealing ring, so that the surface of the sealing ring is tightly attached to the end face edge of the connecting pipe and the edge of the inner wall of the connecting base body, primary sealing is further formed, meanwhile, the pressure at the end part of the connecting pipe is utilized, the annular pressing plate presses the reset spring and the elastic bag body, the air port of the elastic bag body is communicated with the air cavity, so that the compressed air in the elastic bag body enters the air cavity, the annular elastic film drives the sealing layer to expand together by utilizing the increase of air pressure, the sealing layer is tightly attached to the surface end part of the connecting pipe, the sealing effect is further realized, the leakage condition is not easy to occur, and the full utilization of steam heat is facilitated, the structure is skillfully connected, multi-stage sealing is realized, safety and reliability are realized, and the use performance is improved.
Preferably, the inner wall of the box body is provided with a heat-insulating layer, one side of the connecting base body, which is far away from the box body, is provided with a connecting pipe, the end part of the connecting pipe is fixedly connected with the end part of the connecting base body through a locking bolt, the connecting pipes are connected through the connecting device, at the moment, the steam is conveyed into the box body through the connecting pipes, thereby leading the fluid in the heat exchange tube on the heat exchange device to absorb the residual heat of the steam through heat transfer, and the heat dissipation of the steam is reduced under the heat preservation effect of the heat preservation layer, and the connecting pipe and the connecting device are fixed by the locking bolt, and the mutual acting force between the structures is utilized to lead the whole device to carry out multi-channel sealing, thus leading the sealing effect to be good and the leakage situation not to easily occur, the heat loss is reduced, the waste heat recovery and utilization are facilitated, the safety and the reliability are realized, and the service performance is improved.
Preferably, the through holes matched with the locking bolts are formed in the positions, corresponding to the end part of the connecting base body, of the end part of the connecting pipe, and the locking bolts are uniformly distributed at the positions, corresponding to the end part of the connecting base body, of the end part of the connecting pipe.
Preferably, the surface of the connecting base body and the surface of the circular pressing plate are provided with grooves matched with the ends of the reset springs at positions corresponding to each other.
Preferably, the heat exchange device is provided with a heat exchange tube, a spoiler and a heat conduction hole, the heat exchange tube is arranged at the central position inside the box body, one side of the surface edge of the spoiler is fixed on the surface of the heat exchange tube, the heat conduction hole is formed in the surface of the spoiler, when steam enters the box body, the surface of the heat exchange tube is contacted with the steam to carry out heat transfer so as to heat fluid in the heat exchange tube, the spoiler is utilized to slow down the flow speed of the steam in the box body, and further increase and decrease the retention time of the steam in the box body, so that the waste heat of the steam is recovered, meanwhile, the spoiler with an arc surface can conduct heat in the hot steam, the heat of the steam is transferred to the heat exchange tube in time, and the heat conduction hole is uniformly distributed on the surface of the spoiler, so that the contact area with the steam is increased, and further the heat exchange efficiency is high, the heat transfer is fast, the safety and the reliability are realized, and the service performance is improved.
Preferably, the spoilers are uniformly distributed on the surface of the heat exchange tube, the surface of the spoilers is provided with an arc-shaped surface, and the heat conduction holes are uniformly distributed on the surface of the spoilers.
The utility model provides a steam waste heat recovery utilizes device. The method has the following beneficial effects:
(I), this steam waste heat recovery utilizes device, through the box, connecting device, heat exchange device, the heat preservation, the connecting pipe, the locking bolt, connect the connecting pipe through connecting device, steam passes through the connecting pipe and carries in the box this moment, and then make the interior fluid of hot exchange pipe on the heat exchange device absorb the waste heat of steam through the heat transfer, and under the heat preservation effect on heat preservation, make reducing the giving off of steam heat, and it is fixed with connecting pipe and connecting device to utilize locking bolt, and utilize the interact power between the structure, make whole device can carry out the multiple seal, make sealed effectual, the difficult condition that the leakage appears, reduce calorific loss, help waste heat recovery to utilize, safety and reliability, service performance is improved.
The steam waste heat recycling device comprises a connecting base body, a sealing ring, an air cavity, an annular elastic membrane, a sealing layer, a reset spring, an annular pressing plate and an elastic capsule body, wherein when the connecting pipe and the connecting device are fixed by a locking bolt, the end face edge of the connecting pipe presses the sealing ring, the surface of the sealing ring is tightly attached to the end face edge of the connecting pipe and the edge of the inner wall of the connecting base body, primary sealing is formed, meanwhile, the annular pressing plate presses the reset spring and the elastic capsule body by utilizing the pressure of the end part of the connecting pipe and is communicated with the air cavity by combining the air port of the elastic capsule body, and then the compressed air in the elastic capsule body enters the air cavity, and the annular elastic membrane drives the sealing layer to expand together by utilizing the increase of air pressure, so that the sealing layer is tightly attached to the surface end part of the connecting pipe, and then realized sealed effect once more, the condition of difficult appearance seepage helps steam heat make full use of, and ingenious with the structure connection together, realized multistage sealed, safe and reliable has improved performance.
(III), this steam waste heat recovery utilizes device, through hot exchange pipe, the spoiler, the heat conduction hole, when steam enters into the box, hot exchange pipe's surface carries out the heat transfer with the steam contact this moment, and then heat the fluid in the heat exchange pipe, and utilize the spoiler to slow down the velocity of flow of steam in the box, and then increase and decrease the stay time of steam in the box, and then help steam waste heat recovery, the spoiler of arcwall face can conduct the heat in the hot steam simultaneously, in time with the heat transfer of steaming for hot exchange pipe, and combine the surface of heat conduction hole evenly distributed at the spoiler, increased the area of contact with steam, and then make heat exchange efficiency high, help quick heat transfer, safety and reliability, performance has been improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the structure of the connecting device of the present invention;
fig. 4 is a schematic structural view of the heat exchange device of the present invention.
In the figure: the heat exchanger comprises a box body 1, a connecting device 2, a heat exchange device 3, a heat insulation layer 4, a connecting pipe 5, a locking bolt 6, a connecting base body 21, a sealing ring 22, an air cavity 23, an annular elastic membrane 24, a sealing layer 25, a return spring 26, an annular pressing plate 27, an elastic bag body 28, a heat exchange pipe 31, a spoiler 32 and a heat conduction hole 33.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the specification, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a steam waste heat recycling device comprises a box body 1, connecting devices 2 and heat exchange devices 3, wherein the connecting devices 2 are arranged on two corresponding sides of the surface of the box body 1, and the heat exchange devices 3 are arranged in the center of the interior of the box body 1;
the connecting device 2 is provided with a connecting base body 21, a sealing ring 22, an air cavity 23, an annular elastic membrane 24, a sealing layer 25, a reset spring 26, an annular pressing plate 27 and an elastic capsule body 28, one end of the connecting base body 21 is fixedly connected with the surface of the box body 1, the connecting base body 21 is communicated with the box body 1, the sealing ring 22 is arranged on the inner wall of the connecting base body 21 and close to the end part, the air cavity 23 is arranged in the connecting base body 21 and close to the position of the sealing ring 22, the annular elastic membrane 24 is arranged on the inner wall of the connecting base body 21 and is positioned at the position of the air cavity 23, the sealing layer 25 is arranged on the inner wall of the annular elastic membrane 24, one end of the reset spring 26 is fixedly connected with the surface of the connecting base body 21 and far away from one end of the box body 1, one side of the surface of the annular pressing plate 27 is fixedly connected with one end of the reset spring 26 far away from the connecting base body 21, the elastic capsule body 28 is arranged between the end part of the surface of the connecting base body 21 and two sides corresponding to the surface of the annular pressing plate 27, the air port of the elastic bag body 28 is communicated with the air cavity 23, when the connecting pipe 5 and the connecting device 2 are fixed by the locking bolt 6, the end face edge of the connecting pipe 5 presses the sealing ring 22 at the moment, so that the surface of the sealing ring 22 is tightly attached to the end face edge of the connecting pipe 5 and the inner wall edge of the connecting base body 21, and primary sealing is formed, meanwhile, the pressure at the end part of the connecting pipe 5 is utilized, so that the annular pressing plate 27 presses the reset spring 26 and the elastic bag body 28, and the air port of the elastic bag body 28 is communicated with the air cavity 23, so that the compressed air in the elastic bag body 28 enters the air cavity 23, and the annular elastic film 24 drives the sealing layer 25 to expand together by utilizing the increase of air pressure, so that the sealing layer 25 is tightly attached to the surface end part of the connecting pipe 5, and the sealing effect is realized again, and the leakage is not easy to occur, the steam heat is fully utilized.
The inner wall of box 1 is provided with heat preservation 4, connects the inside of base member 21 and is provided with connecting pipe 5 in the one side of keeping away from box 1, and the 5 tip of connecting pipe passes through locking bolt 6 fixed connection with the corresponding position of connecting base member 21 tip.
The end part of the connecting pipe 5 and the end part of the connecting base body 21 are provided with through holes matched with the locking bolts 6, the locking bolts 6 are uniformly distributed at the end part of the connecting pipe 5 and the end part of the connecting base body 21, the connection pipe 5 is connected through the connection device 2, at this time, the steam is delivered into the box body 1 through the connection pipe 5, so that the fluid in the heat exchange tube 31 of the heat exchange device 3 absorbs the residual heat of the steam through heat transfer, and the heat dissipation of the steam is reduced under the heat preservation effect of the heat preservation layer 4, the connecting pipe 5 is fixed with the connecting device 2 by the locking bolt 6, and the mutual acting force between the structures is utilized to lead the whole device to carry out multi-channel sealing, thus leading the sealing effect to be good and the leakage situation not to easily occur, the heat loss is reduced, the waste heat recovery and utilization are facilitated, the safety and the reliability are realized, and the service performance is improved.
The surface of the connecting base body 21 and the surface of the annular pressing plate 27 are provided with grooves matched with the end parts of the return springs 26.
The heat exchange device 3 is provided with a heat exchange tube 31, a spoiler 32 and a heat conduction hole 33, the heat exchange tube 31 is arranged at the central position in the box body 1, one side of the surface edge of the spoiler 32 is fixed on the surface of the heat exchange tube 31, the heat conduction hole 33 is arranged on the surface of the spoiler 32, when steam enters the box body 1, the surface of the heat exchange tube 31 is contacted with the steam to carry out heat transfer so as to heat fluid in the heat exchange tube 31, the spoiler 32 is utilized to slow down the flow speed of the steam in the box body 1, thereby increasing and decreasing the residence time of the steam in the box body 1 and being beneficial to recovering waste heat of the steam, meanwhile, the spoiler 32 with an arc surface can conduct heat in the hot steam, the heat of the steam is transferred to the heat exchange tube 31 in time, and the heat conduction hole 33 is uniformly distributed on the surface of the spoiler 32 so as to increase the contact area with the steam, thereby further ensuring high heat exchange efficiency, being beneficial to rapid heat transfer, being safe and reliable and improving the service performance.
The spoilers 32 are uniformly distributed on the surface of the heat exchange tube 31, the surface of the spoilers 32 is provided as an arc-shaped surface, and the heat transfer holes 33 are uniformly distributed on the surface of the spoilers 32.
When the device is used, the whole device is arranged at a specified position, the connecting pipes 5 are connected through the connecting device 2, steam is conveyed into the box body 1 through the connecting pipes 5 at the moment, so that the fluid in the heat exchange pipes 31 on the heat exchange device 3 absorbs the waste heat of the steam through heat transfer, the heat dissipation of the steam is reduced under the heat insulation effect of the heat insulation layer 4, when the connecting pipes 5 and the connecting device 2 are fixed through the locking bolts 6, the end surface edges of the connecting pipes 5 press the sealing rings 22 at the moment, so that the surfaces of the sealing rings 22 are tightly attached to the end surface edges of the connecting pipes 5 and the inner wall edge of the connecting base body 21, primary sealing is formed, meanwhile, the annular pressing plate 27 presses the reset spring 26 and the elastic bag body 28 by utilizing the pressure at the end parts of the connecting pipes 5, and the air ports of the elastic bag body 28 are communicated with the air cavity 23, further, the compressed gas in the elastic bag body 28 enters the air cavity 23, and the annular elastic membrane 24 drives the sealing layer 25 to expand together by utilizing the increase of the air pressure, so that the sealing layer 25 is tightly attached to the surface end part of the connecting pipe 5, the sealing effect is further realized, the leakage is not easy to occur, the full utilization of the steam heat is facilitated, when the steam enters the box body 1, the surface of the heat exchange pipe 31 is contacted with the steam for heat transfer, the fluid in the heat exchange pipe 31 is further heated, the flow speed of the steam in the box body 1 is slowed down by the spoiler 32, the residence time of the steam in the box body 1 is further increased or decreased, the recovery of the steam waste heat is facilitated, meanwhile, the spoiler 32 on the arc surface can conduct the heat in the hot steam, and the steam heat is transferred to the heat exchange pipe 31 in time, and the heat conduction holes 33 are uniformly distributed on the surface of the spoiler 32, so that the contact area of the spoiler and steam is increased, the heat exchange efficiency is high, the rapid heat transfer is facilitated, the safety and the reliability are realized, and the service performance is improved.
It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.
Claims (6)
1. The utility model provides a steam waste heat recovery utilizes device, includes box (1), connecting device (2), heat exchange device (3), its characterized in that: the connecting devices (2) are arranged on two corresponding sides of the surface of the box body (1), and the heat exchange device (3) is arranged in the center of the interior of the box body (1);
the connecting device (2) is provided with a connecting base body (21), a sealing ring (22), an air cavity (23), an annular elastic membrane (24), a sealing layer (25), a return spring (26), a circular pressing plate (27) and an elastic bag body (28), one end of the connecting base body (21) is fixedly connected with the surface of the box body (1), the connecting base body (21) is communicated with the box body (1), the sealing ring (22) is arranged on the inner wall of the connecting base body (21) and close to the end position, the air cavity (23) is arranged in the connecting base body (21) and close to the sealing ring (22), the annular elastic membrane (24) is arranged on the inner wall of the connecting base body (21) and is located at the position of the air cavity (23), the sealing layer (25) is arranged on the inner wall of the annular elastic membrane (24), one end of the return spring (26) is fixedly connected with one end of the surface of the connecting base body (21) and far away from the box body (1), one side of the surface of the circular pressing plate (27) is fixed at one end, far away from the connecting base body (21), of the return spring (26) and is fixedly connected with the end of the surface of the connecting base body (21), the elastic capsule body (28) is arranged between the end part of the surface of the connecting base body (21) and two sides corresponding to the surface of the circular pressing plate (27), and an air port of the elastic capsule body (28) is communicated with the air cavity (23).
2. The steam waste heat recycling device according to claim 1, characterized in that: the inner wall of box (1) is provided with heat preservation (4), the inside of connecting base member (21) and the one side of keeping away from box (1) are provided with connecting pipe (5), locking bolt (6) fixed connection is passed through with the position that connects base member (21) tip corresponding in connecting pipe (5) tip.
3. The steam waste heat recycling device according to claim 2, characterized in that: the end part of the connecting pipe (5) corresponds to the end part of the connecting base body (21) and is provided with a through hole matched with the locking bolt (6), and the locking bolts (6) are uniformly distributed at the end part of the connecting pipe (5) and the end part of the connecting base body (21).
4. The steam waste heat recycling device according to claim 1, characterized in that: the surface of the connecting base body (21) and the surface of the circular pressing plate (27) are provided with grooves matched with the end parts of the return springs (26).
5. The steam waste heat recycling device according to claim 1, characterized in that: the heat exchange device (3) is provided with a heat exchange tube (31), a spoiler (32) and a heat conduction hole (33), the heat exchange tube (31) is arranged at the central position inside the box body (1), one side of the edge of the surface of the spoiler (32) is fixed on the surface of the heat exchange tube (31), and the heat conduction hole (33) is formed in the surface of the spoiler (32).
6. The steam waste heat recycling device according to claim 5, wherein: the spoilers (32) are uniformly distributed on the surface of the heat exchange tube (31), the surface of the spoilers (32) is arranged to be an arc-shaped surface, and the heat conduction holes (33) are uniformly distributed on the surface of the spoilers (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220777480.2U CN217083420U (en) | 2022-04-06 | 2022-04-06 | Steam waste heat recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220777480.2U CN217083420U (en) | 2022-04-06 | 2022-04-06 | Steam waste heat recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217083420U true CN217083420U (en) | 2022-07-29 |
Family
ID=82554340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220777480.2U Active CN217083420U (en) | 2022-04-06 | 2022-04-06 | Steam waste heat recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217083420U (en) |
-
2022
- 2022-04-06 CN CN202220777480.2U patent/CN217083420U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205642116U (en) | Fluoroplastics pipe heat exchanger tube and tube plate's connection, seal structure | |
| CN103900404A (en) | Plate type phase-change thermal storage heat exchanger capable of supplying heat stably | |
| CN203337331U (en) | U-shaped tube pressure test fixture | |
| CN217083420U (en) | Steam waste heat recycling device | |
| CN203772088U (en) | Plate type phase change thermal storage heat exchanger | |
| CN210347105U (en) | Pipe end joint for water pressure test of coiled pipe heat exchange module | |
| CN205940230U (en) | Water chiller for compressed air | |
| CN214666302U (en) | Plate heat exchanger convenient to install fast | |
| CN216815121U (en) | High-efficient calandria heat exchanger | |
| CN211782953U (en) | Heat storage device adopting heat conduction oil for heat transfer | |
| CN206959669U (en) | A kind of efficiently recuperation of heat energy-saving equipment | |
| CN219276110U (en) | Energy-saving press heating system | |
| CN209894008U (en) | Novel plate heat exchanger | |
| CN210920149U (en) | Water-cooled ultra-high temperature butterfly valve | |
| CN212457979U (en) | Furnace waste gas waste heat recovery utilizes device | |
| CN212133405U (en) | Waste heat recovery device of air compressor | |
| CN110375145B (en) | Pipe orifice sealing head for hydrostatic test of coiled pipe heat exchange module | |
| CN212338515U (en) | Novel quick-operation joint device | |
| CN211120691U (en) | Kiln waste heat recovery utilizes device | |
| CN215413308U (en) | Novel U-shaped shell and tube heat exchanger | |
| CN219897077U (en) | Vapor transmission device for evaporating and concentrating battery-level lithium hydroxide | |
| CN209706623U (en) | A kind of isolated thermal heat exchange of heat pipe | |
| CN205897594U (en) | Integral type flat plate solar collector board core | |
| CN220489814U (en) | High-efficiency energy-saving metal heat exchanger | |
| CN205066515U (en) | Heat exchange device of glycerine distillation cooling usefulness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710065 room 31102, unit 3, building 1, oak constellation, north of Keji fifth road, high tech Zone, Xi'an, Shaanxi Province Patentee after: Shaanxi Compliance Energy Conservation Co.,Ltd. Address before: 710065 room 31102, unit 3, building 1, oak constellation, north of Keji fifth road, high tech Zone, Xi'an, Shaanxi Province Patentee before: Shaanxi Kechuang Energy Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |