CN2928849Y - Door type trolley - Google Patents
Door type trolley Download PDFInfo
- Publication number
- CN2928849Y CN2928849Y CN 200620115167 CN200620115167U CN2928849Y CN 2928849 Y CN2928849 Y CN 2928849Y CN 200620115167 CN200620115167 CN 200620115167 CN 200620115167 U CN200620115167 U CN 200620115167U CN 2928849 Y CN2928849 Y CN 2928849Y
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- bell
- sweeper
- frame
- coke
- gate
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Abstract
The utility model provides a gate stillage truck which can carry a furnace lid charging crane in a weight-balanced manner and a furnace frame sweeper. The gate stillage truck is embarked on a shifting machine (51) which is arranged along a chamber column of a coke-fired furnace in a freely moveable way, and is moveably operated in a way of freely driving and reversing relative to the chamber. A main body frame (62) is supported by a car body which moves in a railway laid on the shifting machine (51) in the direction cross over the direction the shifting machine (51) moves, and at least includes a pair of left and right vertical pillars (62A), (62B) which are mutually connected in a specific interval, wherein the two vertical pillars (62A), (62B) individually free-moveably support the furnace lid charging crane (16) for carrying out loading and unloading operation of a furnace lid and the furnace frame sweeper (17) for carrying out clean-up operation of a furnace frame in the horizontal plane. A guiding bar screen (56) is arranged between the furnace lid charging crane (16) and the furnace frame sweeper in a way of freely driving and reversing (17).
Description
Technical field
The utility model relates to gate trolley, and it can freely be advanced and retreat with moving freely on the coke pusher that sets along the furnace chamber of coke-fired furnace row or coke Guide vehicle, coke waggon mobile machines such as (CTC) and be set movably.
Background technology
Mobile machines such as coke pusher that sets along the furnace chamber of coke-fired furnace row or coke Guide vehicle with moving freely, in the past, have respectively the bell handling machinery (lid elevator) of the loading and unloading operation of carrying the bell that is used to carry out coke-fired furnace independently of one another and be used to carry out the valve seat of stove frame or the stove frame sweeper (valve seat cleaner) of the cleaning work of the medial surface of kilneye etc. mobile trolley used, and mobile trolley used to each respectively with respect to the bell move operation of advancing and retreat independently of one another.In addition, the side that also exists in the bell handling machinery sets stove frame sweeper and is one, and supports its situation in the mode that moves freely by the single bracing frame of mobile trolley used vertical setting in horizontal plane.Perhaps, the opposition side that also exists in the bell handling machinery sets stove frame sweeper, and situation about being supported by single bracing frame equally.
As above-mentioned, bell handling machinery or stove frame sweeper are equipped on each independently mobile trolley used situation respectively, owing to need many tracks, and each is mobile trolley used to need to be provided with drive source drives mechanism respectively, therefore following problem has appearred, promptly not only its mechanism complicates, mobile machine price uprises, and running control is also complicated, maintenance examination also becomes loaded down with trivial details.
In addition, the situation of stove frame sweeper being installed in the side of the bell handling machinery of accompanying rotation action, though mobile trolley usedly get final product with single, but owing to very big eccentric load effect is arranged to bracing frame, therefore following problem has appearred, be that mobile trolley used weight balancing is not good, the centering during the loading and unloading bell becomes difficult, and mobile trolley used wheel eccentric wear decrease or mobile trolley used on be distorted.In addition, the situation of stove frame sweeper is installed at the opposition side of bell handling machinery, for fear of and the drive unit of the release lance (ram) of coke pusher between interference, mobile trolley used complex structureization, the degree of freedom of the layout in the design significantly reduces, and with respect to bracing frame bigger eccentric load effect is arranged.
Summary of the invention
The utility model realizes that in view of this present situation purpose is to provide the gate trolley that carries bell handling machinery and stove frame sweeper with good weight balancing.
(1) gate trolley of the present utility model is, be equipped on the mobile machine that sets along the furnace chamber of coke-fired furnace row with moving freely, and with respect to described furnace chamber freely advance and retreat the gate trolley of move operation,
Wherein, main body frame, it is on the direction that the travel direction with described mobile machine intersects, support by the car body that on the track that is layed on the described mobile machine, moves, this main body frame has the vertical pillar of the pair of right and left that interconnects with the interval of stipulating at least, and,, support the bell handling machinery of the loading and unloading operation that is used to carry out bell and be used to carry out the stove frame sweeper of the cleaning work of stove frame with free rotation mode in horizontal plane respectively by this two vertical pillar.
According to this structure, because can be on the vertical pillar of the pair of right and left of main body frame, weight balancing carries bell handling machinery and stove frame sweeper well respectively, the position locating accuracy of the scraper when centering the during loading and unloading that therefore can stably improve bell or cleaning work, in addition, can avoid being distorted on the gate trolley, and can avoid the eccentric wear of wheel to decrease.In addition, because that the gate trolley that is equipped on mobile machine can be is single, the track that is layed in mobile machine also can be single, therefore also can improve the degree of freedom of the layout in the design of the gate trolley periphery on the mobile machine, and reaches densification and realize conserve spaceization.And because also simplicity of the driving mechanism of gate trolley, therefore also simplicity is controlled in running, and the maintenance examination operation also becomes easily, and can provide at an easy rate.In addition, main body mechanism if having vertical pillar with the pair of right and left that interconnects of interval of regulation at least, then can form suitable shape, and as a whole, for example, can select from top view is gate-type, rectangular box-like etc. suitable mode.
(2) described mobile machine also can be coke pusher or coke Guide vehicle.If make the structure such as the above-mentioned structure of the gate trolley periphery of coke pusher or coke Guide vehicle, then owing to improve the degree of freedom of the layout in the design, and also simplicity of the driving mechanism of gate trolley, therefore can provide at an easy rate, also simplicity is controlled in its running, and it is easy that the maintenance examination operation also becomes.
(3) described bell handling machinery, has the bracing member that is used to support bell, support by the rotating frame that rotates freely, avoid the relative front position of bell and release lance that moves relative to the furnace chamber advance and retreat or the interference between the guide grid, and can when carrying out the cleaning work of described stove frame, allow described stove frame sweeper progressive retreating position to rotate freely.So, then make the bell handling machinery towards front position, and gate trolley is advanced, thereby after the support bell it is retreated, in advance the bell handling machinery is rotated back into retreating position with this state, be under the situation of coke pusher at mobile machine thus, thereby release lance and advance when releasing coke in the furnace chamber, can avoid the interference of this releases lance and bell handling machinery and bell and it is advanced in stove by making.Mobile machine is under the situation of coke Guide vehicle, can avoid the interference of guide grid and bell handling machinery and bell and it is advanced to furnace chamber, thereby the coke that generates is imported in the coke ca.And, during by the medial surface of the valve seat of stove frame sweeper cleaning kilneye and kilneye, if the bell handling machinery is rotated to retreating position as above-mentioned, then can make stove frame sweeper avoid interfering and towards kilneye it is advanced to be used for stove frame sweeper and to clear away necessary distance, thereby implement cleaning with bell handling machinery and bell.
(4) described stove frame sweeper, have the valve seat sweeper of the valve seat that is used to clear away kilneye and be used to clear away the medial surface sweeper of the medial surface of kilneye, support by the rotating frame that rotates freely, avoid the relative front position of kilneye (stove frame) and release lance that moves relative to the furnace chamber advance and retreat or the interference between the guide grid, and can be when carrying out the loading and unloading of described bell, can avoid and described bell handling machinery and bell between the retreating position of interference rotate freely.So,, and gate trolley is advanced, can clean the valve seat and the medial surface of kilneye then by making stove frame sweeper towards front position.On the other hand, by in advance stove frame sweeper being rotated back into retreating position, can when carrying out the loading and unloading of bell, avoid interfering with bell handling machinery and bell.In addition, mobile machine is under the situation of coke pusher, thereby releases lance and advance when releasing coke in the furnace chamber by making, and can avoid the interference of this release lance and stove frame sweeper and it is advanced in stove.Mobile machine is under the situation of coke Guide vehicle, can avoid the interference of guide grid and stove frame sweeper and it is advanced to furnace chamber, thereby the coke that generates is imported in the coke ca.
Gate trolley of the present utility model, because can be on the vertical pillar about main body frame, weight balancing carries bell handling machinery and stove frame sweeper well respectively, the position locating accuracy of the scraper when centering the during loading and unloading that therefore can stably improve bell or cleaning work, in addition, also can avoid being distorted on the gate trolley, and avoid the eccentric wear of wheel to decrease.In addition, because that the gate trolley that is equipped on mobile machine can be is single, the track of laying on the mobile machine also can be single, therefore can improve the degree of freedom of the layout in the design of the gate trolley periphery on the mobile machine, and reach densification, realizes conserve spaceization.And because therefore also simplicity of the driving mechanism of gate trolley can provide at an easy rate, and running controls also simplicity, and it is easy that the maintenance examination operation also becomes.
Description of drawings
Fig. 1 is the vertical view of the gate trolley of embodiment of the present utility model.
Fig. 2 is the front view with the main body frame of gate-type chassis.
Fig. 3 is the side-view with the gate-type chassis.
Fig. 4 is the front view with coke pusher.
Fig. 5 is the side-view with coke pusher.
Fig. 6 is the vertical view with coke pusher.
Fig. 7 is the front view with the coke Guide vehicle.
Fig. 8 is the front view of the main body frame of different gate trolley.
Fig. 9 is the main position side-view that comprises the coke Guide vehicle of different gate trolleys.
Figure 10 is the vertical view with the coke Guide vehicle.
Among the figure, 1-coke pusher (mobile machine); The 2-furnace chamber; 5-releases lance; 8,57-gate trolley; 12,62-main body frame; 12A, 12B, the vertical pillar of 62A, 62B-; The 15-bell; The 16-bracing member; 17-stove frame sweeper; 51-coke Guide vehicle (mobile machine); The 18-bracing member; 19,29-rotating frame; 26-valve seat sweeper; 27-medial surface sweeper; The 55-coke ca; The 56-guide grid.
Embodiment
Below, with reference to each accompanying drawing, the situation that is equipped on coke pusher and coke Guide vehicle for the gate trolley with preferred forms of the present utility model is elaborated.
(coke pusher)
Fig. 1 is the vertical view of gate trolley, and Fig. 2 is the front view of main body frame, and Fig. 3 is the side-view of gate trolley, and Fig. 4 is the front view of coke pusher (mobile machine of the present utility model), and Fig. 5 is the side-view of coke pusher, and Fig. 6 is its vertical view.As shown in these figures, this coke pusher 1, be equipped on along the direction of furnace chamber 2 row of coke-fired furnace with freely travelling and be layed on the track 3,4 of ground upside (with reference to Fig. 5), have the release lance 5 of freely advance and retreat that is used to release the coke that generate in the furnace chamber 2 on the body, and have on the body and is intersecting front and back mobile single gate trolley (of the present utility model mobile trolley used) 8 (with reference to the Fig. 3) on the track 6,7 of laying differently just of direction of (vertical) with the track 3,4 of ground upside.In addition, kickoff mechanism 5 according to front and back motion device 9 with respect to furnace chamber 2 by the advance and retreat move operations.
This gate trolley 8, has main body frame 12, it is supported by the car body with the wheel 10,11 that travels on track 6,7, main body frame 12, make up shaped steel and form triangular shape (with reference to Fig. 3) in the side observation, be located at the rear portion of this main body frame 12 and the cylinder 13 between the body side by Jie, gate trolley 8 with respect to furnace chamber 2 and advance and retreat move operation.The front of main body frame 12, as shown in Figure 2, the vertical pillar 12A of the pair of right and left that vertically is provided with the interval of regulation, top and the bottom of 12B are connect respectively by crossbeam 12C and lower frame 12D, and forming top view as a whole becomes the rectangular box-like of a type roughly.
On this vertical pillar 12A, 12B, with free rotation mode in horizontal plane respectively, the bell handling machinery (elevator) 16 and being used to that is provided for carrying out the loading and unloading operation of bell 15 carries out the stove frame sweeper (valve seat clearer) 17 of the cleaning work of stove frame, insert logical release lance 5 between bell handling machinery 16 and the stove frame sweeper 17, and its top 5a is constituted can insert the modes in the furnace chamber 2.In addition, main body frame 12 can have vertical pillar 12A, 12B with the pair of right and left that interconnects of interval of regulation at least, and its shape also can form suitable shape, for example, also can constitute the open shape that the bottom of main body frame 12 is not coupled.
According to this structure, by gate trolley 8 is advanced, thereby bell handling machinery 16 is advanced towards front position, and after supporting bell 15 it is retreated, by making bell handling machinery 16 go back to retreating position with the state that supports this bell 15, in the time of can preventing to release the coke in the furnace chamber 2 with progressive release lance 5 between interference.In addition, if making bell handling machinery 16 like this keeps out of the way, during then by the medial surface (medial surface more inner) of the valve seat of stove frame sweeper 17 cleaning kilneyes (with the face of the inner face butt of bell 15) and kilneye than valve seat, can avoid stove frame sweeper 17 and the bell handling machinery 16 that supports bell 15 to interfere, and it is only advanced to be used for the necessary distance of stove frame sweeper 17 cleanings towards kilneye, thereby implement cleaning.
Stove frame sweeper 17 (with reference to Fig. 3), have the valve seat sweeper 26 of the valve seat that is used to clear away kilneye and be used to clear away the medial surface sweeper 27 of the medial surface of kilneye, support in movable up and down mode by swivel mount 29, the top and the bottom of the arm member (valve seat clearer frame) 31 up and down of this rotating frame 29 of pivotal support, bracing member 33 by the vertical pillar 12B that is installed on the opposing party, 34 support with free rotation mode in horizontal plane, be located at driving mechanisms such as cylinder between this rotating frame 29 and the main body frame 12 by Jie, rotating operation stove frame sweeper 17, the retreating position of the interference in the time can avoiding the relative front position of kilneye (stove frame) at least and carry out the loading and unloading of bell 15 between bell 15 and the bell handling machinery 16 constitutes (with reference to Fig. 1 with free rotation mode, Fig. 6).Above-mentioned valve seat sweeper 26, have by the valve seat scraper of force application mechanism to the valve seat application of force, in addition, medial surface sweeper 27, have the medial surface scraper by the inside side of the force application mechanism application of force, valve seat sweeper 26 is supported by the lifting frame 36 that carries out lifting action according to cylinder 35 jointly with medial surface sweeper 27.
According to this structure, can be by making stove frame sweeper 17 towards front position, and gate trolley 8 is advanced, thereby the valve seat and the medial surface of cleaning kilneye, when carrying out the loading and unloading of bell 15, can be by stove frame sweeper 16 be rotated back into retreating position, avoid and the bell 15 that supports by bell handling machinery 16 between interference.In addition, thereby release lance 5 and advance when releasing coke in the furnace chamber 2 by making, can prevent and this release lance 5 between interference.In addition, among Fig. 1, Fig. 6, symbol the 37, the 38th, lid clearer.In addition, among Fig. 4, Fig. 6, symbol 39 is flattening devices, the 40th, and the tegillum clearer.
As described above, carry the coke pusher 1 of gate trolley 8 of the present utility model, owing to can on vertical pillar 12A, 12B about the main body frame 12 of single gate trolley 8, carry bell handling machinery 16 and stove frame sweeper 17 with good weight balancing, the position locating accuracy of the scraper when centering the during loading and unloading that therefore can stably improve bell 15 or cleaning work, in addition, also can avoid being distorted on the gate trolley 8, the eccentric wear of the wheel of gate trolley 8 decreases.In addition, because that the track of gate trolley 8 can be is single, the degree of freedom of the layout in the design of gate trolley 8 peripheries improves, and the driving mechanism of gate trolley 8 is simplicity also, therefore can provide at an easy rate, also simplicity is controlled in running, and it is easy that the maintenance examination operation also becomes.And, because can be between two vertical pillar 12A, 12B of the main body frame 12 of gate trolley 8, insert the release lance 5 of the long chi that logical 2 advance and retreat of furnace chamber relatively move, so can effectively utilize the space, reach densification and realization conserve spaceization.
(coke Guide vehicle)
Fig. 7 is the front view of coke Guide vehicle (mobile machine of the present utility model), and Fig. 8 is the front view of the main body frame of gate trolley, and Fig. 9 is the side-view of gate trolley, and Figure 10 is the vertical view of coke Guide vehicle.As shown in these figures, this coke Guide vehicle 51, set (with reference to Fig. 9) in the mode that on 3 tracks 52,53,54 of laying along the direction of furnace chamber 2 row of coke-fired furnace, moves freely, has gate trolley 57, it is equipped with: guide grid 56, and its coke that is used for releasing from furnace chamber 2 imports coke ca 55; Bell handling machinery 16, it is used to carry out the loading and unloading operation of bell 15; Stove frame sweeper 17, it is used to carry out the cleaning work of stove frame.
This gate trolley 57, has main body frame 62, it is supported with the state that hangs by car body, this car body has, intersect the wheel 60 that moves on the track 59 on the upper frame 58 of the body on the direction of (vertical) being layed in the travel direction of coke Guide vehicle 51, this gate trolley 57 is located at cylinder 65 between this main body frame 62 and the upper frame 58 by Jie, relatively furnace chamber 2 move operation of advancing and retreat.This main body frame 62, with the vertical pillar 62A of the pair of right and left that sets of interval of regulation, top and the bottom of 62B, connect respectively by crossbeam 62C, 62D, as shown in Figure 8, form top view as a whole and become the rectangular box-like of approximate gate-type, and by this two vertical pillar 62A, 62B, in the mode that in horizontal plane, moves freely respectively, support bell handling machinery 16 and stove frame sweeper 17, and make guide grid 56 with respect to furnace chamber 2, support in the mode of between this vertical pillar 62A, 62B, freely advancing and retreat.In addition, main body frame 62, vertical pillar 62A, the 62B that can have the pair of right and left that interconnects with the interval of stipulating at least, its shape also can form suitable shape.
According to this structure, by making bell handling machinery 16 towards front position, and gate trolley 57 is advanced, thereby retreat after supporting bell 15, and make bell handling machinery 16 go back to retreating position with the state that supports this bell 15, can avoid and be used for coke imported coke ca 55 and interference between the progressive guide grid.In addition, by keeping out of the way bell handling machinery 16 like this, can be the time by the medial surface (medial surface more inner) of the valve seat of stove frame sweeper 17 cleaning kilneyes (with the face of the inner face butt of bell 15) and kilneye than valve seat, can avoid stove frame sweeper 17 and the bell handling machinery 16 that supports bell 15 to interfere, and gate trolley 57 is advanced, thereby it is only advanced to be used for the necessary distance of stove frame sweeper 17 cleanings towards kilneye, thereby implement cleaning.
According to this structure, can be by making stove frame sweeper 17 towards front position, and gate trolley 57 is advanced, thereby the valve seat and the medial surface of cleaning kilneye, when carrying out the loading and unloading of bell 15,, can avoid stove frame sweeper 17 and the bell 15 that supports by bell handling machinery 16 to interfere by stove frame sweeper 16 is rotated back into retreating position, in addition, also can avoid and be used for coke imported coke ca 55 and interference between the progressive guide grid 56.
As described above, carried the coke Guide vehicle 51 of gate trolley 57 of the present utility model, owing to can keep weight balancing ground on vertical pillar 62A, 62B about the main body frame 62 of single gate trolley 57, to carry bell handling machinery 16 and stove frame sweeper 17, the position locating accuracy of the scraper when centering the during loading and unloading that therefore also can stably improve bell 16 or cleaning work and avoid the eccentric wear damage of the wheel of gate trolley 57.In addition, because that the track of gate trolley 57 can be is single, the degree of freedom of the layout in the design improves, and also simplicity of the driving mechanism of gate trolley 57, therefore can provide at an easy rate, and also simplicity is controlled in running, and it is easy that the maintenance examination operation also becomes.And,, reach densification and realization conserve spaceization owing to can between two vertical pillar 62A, 62B of the main body frame 12 of gate trolley 57, insert the guide grid 56 that logical 2 advance and retreat of furnace chamber relatively move, so can effectively utilize the space.
In addition, gate trolley of the present utility model, be not limited to embodiment, only otherwise break away from the aim of utility model, can carry out design alteration or improvement etc. according to suitable, necessary condition free ground, for example, bell handling machinery or the stove frame sweeper that is equipped on gate trolley can adopt suitable form or structure.In addition, as the coke pusher of mobile machine or the body of coke Guide vehicle etc., can improve aptly, change according to working conditions etc., in addition, gate trolley of the present utility model, though the diagram of omission, a kind of coke waggon (CTC) that also can be equipped on as the coke Guide vehicle waits on other the mobile machine.
The situation of coke waggon (CTC), for example, on the body (main frame) that forms in the mode (gate-type) that strides across coke ca (or scraper bowl), lay the track identical with the situation of coke pusher, and gate trolley is taken advantage of in the mode that moves freely carry, the situation of bell handling machinery and stove frame sweeper machine and coke pusher is supported by gate trolley in the same manner, and the situation of guide grid and coke pusher is hung by gate trolley in the same manner.In addition, the running gear (wheel) of coke waggon (CTC) travels on a pair of track (the 1st track and the 2nd track) on the vertical support structure body that is provided with in the both sides that are layed in coke ca.
(industrial utilizability)
Gate trolley of the present utility model can be equipped on coke pusher or the coke guiding in the coke-fired furnace On car, the coke waggon (CTC).
Claims (5)
1, a kind of gate trolley, its be equipped on along the furnace chamber row freedom of movement of coke-fired furnace the mobile machine that sets, and freely be moved operation with respect to described furnace chamber advance and retreat, it is characterized in that,
Main body frame, by the direction of intersecting at travel direction with described mobile machine, support at the car body that is layed in the rail running on the described mobile machine, this main body frame has the vertical pillar of the pair of right and left that interconnects with the interval of stipulating at least, and by this two vertical pillar, with free rotation mode in horizontal plane respectively, support the bell handling machinery of the loading and unloading operation that is used to carry out bell and be used to carry out the stove frame sweeper of the cleaning work of stove frame.
2, gate trolley according to claim 1 is characterized in that,
Described mobile machine is coke pusher or coke Guide vehicle.
3, gate trolley according to claim 1 and 2 is characterized in that,
Described bell handling machinery, has the bracing member that is used to support bell, support by the rotating frame that rotates freely, avoid the front position relative with bell, with the release lance that moves with respect to the furnace chamber advance and retreat or the interference of guide grid, and when carrying out the cleaning work of described stove frame, allowing described stove frame sweeper progressive retreating position to rotate freely.
4, gate trolley according to claim 1 and 2 is characterized in that,
Described stove frame sweeper, have the valve seat sweeper of the valve seat that is used to clear away kilneye and be used to clear away the medial surface sweeper of the medial surface of kilneye, support by the rotating frame that rotates freely, avoid and described kilneye or the relative front position of stove frame, with the release lance that moves with respect to the furnace chamber advance and retreat or the interference of guide grid, and when carrying out the loading and unloading of described bell, rotate freely at the retreating position of the interference of the bell that can avoid supporting with described bell handling machinery and by described bell handling machinery.
5, gate trolley according to claim 3 is characterized in that,
Described stove frame sweeper, have the valve seat sweeper of the valve seat that is used to clear away kilneye and be used to clear away the medial surface sweeper of the medial surface of kilneye, support by the rotating frame that rotates freely, avoid and described kilneye or the relative front position of stove frame, with the release lance that moves with respect to the furnace chamber advance and retreat or the interference of guide grid, and when carrying out the loading and unloading of described bell, rotate freely at the retreating position of the interference of the bell that can avoid supporting with described bell handling machinery and by described bell handling machinery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620115167 CN2928849Y (en) | 2006-05-16 | 2006-05-16 | Door type trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620115167 CN2928849Y (en) | 2006-05-16 | 2006-05-16 | Door type trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2928849Y true CN2928849Y (en) | 2007-08-01 |
Family
ID=38307235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620115167 Expired - Fee Related CN2928849Y (en) | 2006-05-16 | 2006-05-16 | Door type trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2928849Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103140568A (en) * | 2010-11-11 | 2013-06-05 | 钢铁普蓝特克股份有限公司 | Red-hot coke receiving and conveying apparatus |
-
2006
- 2006-05-16 CN CN 200620115167 patent/CN2928849Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103140568A (en) * | 2010-11-11 | 2013-06-05 | 钢铁普蓝特克股份有限公司 | Red-hot coke receiving and conveying apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 Termination date: 20120516 |