CN2310649Y - Rust remover - Google Patents
Rust remover Download PDFInfo
- Publication number
- CN2310649Y CN2310649Y CN 97230238 CN97230238U CN2310649Y CN 2310649 Y CN2310649 Y CN 2310649Y CN 97230238 CN97230238 CN 97230238 CN 97230238 U CN97230238 U CN 97230238U CN 2310649 Y CN2310649 Y CN 2310649Y
- Authority
- CN
- China
- Prior art keywords
- sand
- rust remover
- blasting gun
- blast room
- workpiece
- 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.)
- Expired - Fee Related
Links
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims description 68
- 238000005488 sandblasting Methods 0.000 claims abstract description 71
- 239000004576 sand Substances 0.000 claims abstract description 51
- 239000000428 dust Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 18
- 239000010959 steel Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004566 building material Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 101100041681 Takifugu rubripes sand gene Proteins 0.000 description 40
- 238000004140 cleaning Methods 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000002226 simultaneous effect Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Images
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- Cleaning In General (AREA)
Abstract
The utility model discloses a derusting machine which belongs to the technical field of sand blasting and derusting. The derusting machine is mainly composed of a sand blasting chamber, sand blasting guns, a sand storing box and workpiece conveying racks, wherein the workpiece conveying racks are arranged at both ends of a sand blasting box, a plurality of sand blasting guns in rows are arranged in the sand blasting chamber, the sand suction tubes of the sand blasting guns are connected with the sand storing box, and a sand backing hopper of the sand blasting chamber is connected with the sand storing box. The derusting machine can be used for rusting thin long steel products, such as twisted steel, angle steel, channel steel, I-shaped steel, round steel, tubes, etc. The utility model having the advantages of favorable derusting effect and high work efficiency is suitable for wide enterprises processing building materials and metal.
Description
The utility model discloses a kind of rust remover, belong to the derusting by sandblasting technical field.
In architectural engineering, can not use the spiral that gets rusty to make reinforced concrete member, use the screw-thread steel influential point of tendons of getting rusty to influence the quality of armored concrete.Yet, in the transportation of spiral, storage, get rusty unavoidably, especially long spiral to those storage times, it is inevitable getting rusty.For the spiral that gets rusty, because there is not suitable rust removalling equipment to eliminate rust, thereby the spiral that present major part is got rusty all is to melt down melting again.It is reported that China has a large amount of spirals to scrap because of getting rusty to melt down every year, especially in China south, this situation is just more serious, and the very big economic loss of bringing to enterprise also causes great waste to social resources simultaneously therefrom.
The purpose of this utility model is a kind of rust remover of design, can the double thread reinforcing bar and the shaped steel rust cleaning of elongated shape.
A kind of rust remover of the utility model design, mainly form by blast room, sand-blasting gun and sand reservoir box, the blast room is a box structure, and an end of blast room has the workpiece import, and the other end has the workpiece outlet, the workpiece carrying roller is housed in the blast room, the sand-blasting gun support is installed in the blast room, a sand-blasting gun is housed on the sand-blasting gun support at least, the sand-blasting gun alignment pieces is by the district, sand reservoir box links with the outlet of returning sand hopper, and the sand suction pipe and the sand reservoir box of sand-blasting gun link.
The adjusting bolt is arranged on the sand-blasting gun support, and it is used for adjusting the position of sand-blasting gun support, makes the sand-blasting gun alignment pieces that is installed on the sand-blasting gun support.
Adjustable connection seat is housed between sand-blasting gun support and the sand-blasting gun, adjustable connection seat mainly is made up of screw rod, clamping plate, have the hole at screw head, clamping plate are installed in screw head with bolt, clamping plate clamping sand-blasting gun, screw rod is installed in that adjustable connection seat is used for fixing sand-blasting gun on the sand-blasting gun support, and can adjust sand-blasting gun operating position and operating angle, make sand-blasting gun from required angle to the workpiece derusting by sandblasting.
The workpiece carrying roller that is installed in the blast room also can be by motor by the reducing gear driven rotary.
The sand-returning hole place of blast room also can adorn vibratory sieve.Vibratory sieve is used for separating ferrum rust, broken sand grains, and makes available sand grains get back to sand reservoir box.
The front of work end is entered by the blast room also can adorn pretreatment chamber, pretreatment chamber is a box structure, a pair of wire brush wheel is housed in the pretreatment chamber at least, a pair of wire brush wheel is contained on the hitch, rotate by motor drives, hitch is rack-mount, and hitch can rotate around support, and support is installed on the casing of pretreatment chamber.
The workpiece carriage also can be equipped with in the two ends, blast room, and the workpiece carrying roller is housed on it, and the workpiece carrying roller passes through the reductor driven rotary by motor.
Rust remover also can have air compressor, oil water separator, air accumulator, connects with pipeline between them.
Between air compressor and oil water separator, can also adorn cooler.
Rust remover also can have cyclone dust collectors, sack cleaner and blower fan, connects with pipeline between them.
The rust remover of the utility model design mainly adopts the sandblast mode to eliminate rust, and is main frame with the blast room on the structure, cooperates mechanism such as workpiece carriage to form, and has following advantage:
1. adopt the sandblast mode to eliminate rust, the rusty scale of the lip-deep edge of spiral all can be disposed, it is effective to eliminate rust.
2. adopt the workpiece conveying mechanism to transport workpiece, arrange many sand-blasting gun simultaneouss mode of working more, rust cleaning efficient height, operating rate is fast, and labour intensity is low.
3. on the sand-blasting gun support adjustment bolt is arranged, can adjust sand-blasting gun and make its alignment pieces center line, to adapt to the rust cleaning requirement of different-diameter workpiece.
4. adopt adjustable connection seat that sand-blasting gun is fixed on the sand-blasting gun support, direction, the angle and distance of sand-blasting gun alignment pieces center line all can be adjusted according to need of work, to reach best rust cleaning effect.
5. go back to the sand hopper exit vibratory sieve be housed the blast room, the sand grains and the iron rust of fragmentation can be separated from return sand, makes complete sand grains continue to use.
6. blast room's front end is equipped with pretreatment chamber, in wire brush wheel is arranged, rusty scale thicker on the workpiece can be removed, be convenient to the postorder derusting by sandblasting, improved the disposal ability of rust remover to serious corrosion workpiece.
7. the port of export of the air compressor of rust remover is equipped with cooler, makes the compressed air cooling, and profit wherein condenses, and improves the efficient of water-oil separating, makes used compressed air drying cleaning in the work, is difficult for sticking stifled sand-blasting gun.
8. rust remover has cleaner, eliminates the dust in the sandblast tail gas, the protection environment.
9. after the position of adjustment sand-blasting gun, direction, the angle, can the slender piece of different cross section shapes such as angle steel, channel-section steel, I-steel, round steel, pipe be eliminated rust, the scope of application is wide.
10. this machine is simple in structure, reliable operation, and the efficient height, cost is low.
11. use this machine rust cleaning, can produce considerable economic to enterprise, can reduce the waste of resource to society.
The structural representation of first kind of rust remover of Fig. 1.
Fig. 2 is the A-A cutaway view of Fig. 1.
The structural representation of second kind of rust remover of Fig. 3.
Fig. 4 is the C-C cutaway view of Fig. 3.
Fig. 5 is the D-D cutaway view of Fig. 3.
Fig. 6 is the structural representation of the third rust remover.
Fig. 7 is the vertical view of Fig. 6.
Below in conjunction with drawings and Examples the utility model is elaborated.
Fig. 1 is a kind of structural representation of rust remover, and what the figure shows is the cutaway view at the B-B place of Fig. 2, and Fig. 2 is the A-A cutaway view of Fig. 1.
Rust remover mainly is made up of blast room 1, sand-blasting gun 2 and sand reservoir box 3.Box structure is made by shaped steel and steel plate by blast room 1, one end of blast room 1 has workpiece import 4, the other end has workpiece outlet 5, in workpiece import and exit workpiece carrying roller 6 is housed, sand hopper 7 is equipped with back in the bottom of blast room 1, the outlet 8 of returning sand hopper 7 links with sand reservoir box 3, the dust discharge airduct 9 that connects deduster is arranged at 1 top, blast room, the sand-blasting gun support is housed in the blast room 1, the sand-blasting gun support is made up of pedestal 10 and movable frame 11, movable frame 11 usefulness bolts are installed on the pedestal 10, and adjustable bolt 12 is equipped with in the bottom of pedestal 10.Sand-blasting gun 2 is installed on the movable frame 11, and the sand suction pipe 13 on the sand-blasting gun 2 links to each other with the sand export 14 of sand reservoir box 3, and the air inlet pipe 15 on the sand-blasting gun 2 links to each other with compressed air source by valve 16, pipeline 17.
During rust remover work, wait to eliminate rust workpiece such as spiral, angle steel, channel-section steel, pipe etc., by workpiece carrying roller 6 rests, enter blast room 1 from workpiece import 4, compressed air enters sand-blasting gun 2 by pipeline 17, valve 16, air inlet pipe 15, sand grains from sand reservoir box 3 by export 14, sand suction pipe 13 enters sand-blasting gun 2, high speed sand grains by ejection in the sand-blasting gun 2 is got to surface of the work, remove the rusty scale on the surface of the work, workpiece is by behind the blast room 1, and whole work-piece rust cleaning work is finished.
Fig. 3 is the structural representation of second kind of rust remover, and what the figure shows is the cutaway view at E-E place among Fig. 4, and Fig. 4 is the C-C cutaway view of Fig. 3, and Fig. 5 is the D-D cutaway view of Fig. 3.
Rust remover mainly is made up of blast room 1, sand-blasting gun 2, sand reservoir box 3 and pretreatment chamber 18.Rust remover has two blast rooms 1, and its structure is identical, is all the box structure made from shaped steel and steel plate.Blast room's 1 front end has pretreatment chamber 18, one end of pretreatment chamber 18 has workpiece import 19, a shared dividing plate between pretreatment chamber 18 and blast room 1 and two blast rooms 1, workpiece through port 20 is arranged on it, one end of the blast room 1 in the outside has workpiece outlet 21, in pretreatment chamber 18 and two blast rooms 1, workpiece carrying roller 6 is housed, sand hopper 7 is equipped with back in 1 bottom in the blast room, return between the outlet 8 of sand hopper 7 and the sand reservoir box 3 vibratory sieve 22 is housed, broken sand collecting box 23 is equipped with in the bottom of vibratory sieve 22, on the broken sand collecting box 22 sand export 24 is arranged, and dodge gate 25 is arranged on it, be used for going out clearly broken sand, dust discharge airduct 9 is equipped with on two blast rooms 1 and pretreatment chamber 18 tops.
In two blast rooms 1 and the pretreatment chamber 18 the sand-blasting gun support is housed, the sand-blasting gun support is made up of pedestal 10 and movable frame 11, and four movable frame 11 usefulness bolts are installed in respectively on two pedestals 10 in the blast room 1, and pedestal is equipped with adjustable bolt 12 10 times.Six sand-blasting guns 2 are housed on each movable frame 11, and each face of movable frame 11 is equipped with 2, six sand-blasting guns 2 of three sand-blasting guns apart from one another by 60 ° of distributions, the center line of six sand-blasting gun 2 alignment pieces by distinguishing.The adjustable connection seat of sand-blasting gun 2 usefulness is fixed on the movable frame 11, and adjustable connection seat mainly is made up of screw rod 26 and clamping plate 27.Screw rod 26 is installed on the movable frame 11, and screw rod 26 heads are porose, the clamping plate 27 of useful bolting on it, clamping plate 27 clamping sand-blasting guns 2, the angle and the angle of screw rod 26 on movable frame 11 of regulating clamping plate 27 relative screw rods 26.Can regulate orientation angle and the position of 2 pairs of workpiece of sand-blasting gun by the district.Sand suction pipe 13 on the sand-blasting gun 2 links to each other with the sand export 14 of sand reservoir box 3, and the air inlet pipe 15 on the sand-blasting gun 2 links to each other with compressed air source by valve 16, pipeline 17.
Iron rust collection bucket 28 is arranged at pretreatment chamber 18 bottoms, and its outlet 29 links to each other with iron rust collecting box 30.Two pairs of wire brush wheel are housed in the pretreatment chamber 18, every pair of wire brush wheel 31 is contained on the hitch 32, motor 33 also is housed on it, motor 33 drives wire brush wheel 31 rotations, support 34 is housed on the tank wall of pretreatment chamber 18, hitch 32 is contained on the support 34, hitch 32 can rotate around the bearing pin of support 34, handwheel 35 is housed on the tank wall of pretreatment chamber 18, is connected with pull bar 36 on the handwheel 35, pull bar 36 links to each other with hitch 32, rotate handwheel 35, by pull bar 36, adjust direction and angle that hitch 32 rotates, two wire brush wheel 31 are contacted with workpiece.
Basic identical described in the workpiece principle of rust remover and the embodiment 1, difference one is to wait to eliminate rust the cleaning of workpiece elder generation by the wire brush wheel 31 in the pretreatment chamber 18, can make the rust cleaning earlier of the serious workpiece of corrosion once, again with the rust cleaning of sandblast operation, the 2nd, four rows totally 24 sand-blasting gun 2 work are arranged in the blast room, every sand-blasting gun 2 alignment pieces different parts and angle direction are worked simultaneously, can make the rust cleaning better effects if, and operating efficiency is higher.The 3rd, vibratory sieve 22 is equipped with at outlet 8 places of returning sand hopper 7, and the sand that returns after the sandblast sieves through the cleaning of vibratory sieve 22, and broken sand grains and iron rust are removed, and complete available sand grains is sent back in the sand reservoir box 3.
Fig. 6 is the structural representation of the third rust remover, and Fig. 7 is the vertical view of Fig. 6.
Rust remover described in described rust remover of present embodiment and the embodiment 2 is basic identical, and difference one is in the rear and front end of rust remover workpiece carriage 37 to be housed, and workpiece carrying roller 38 is housed on it, and motor 39 drives 38 rotations of workpiece carrying roller by decelerator 40.
The 2nd, rust remover also has air compressor 41, cooler 42, oil water separator 43 and air accumulator 44, and they link to each other with the pipeline 17 of rust remover with valve 45 with pipeline, for sand removing machine provides compressed air.
The 3rd, rust remover also has cyclone dust collectors 46, sack cleaner 47 and blower fan 48, and they link to each other with the dust discharge airduct 9 of rust remover with pipeline, removes the dust in the sandblast tail gas.
The 4th, rust remover has cover plate 49, and cover plate 49 covers the gateway of the underground activities chamber of rust remover.
Operation principle is basic identical described in the operation principle of rust remover and the embodiment 2, and difference one is that rust remover has workpiece carriage 37, and lifting workpiece is convenient, fast, raises labour efficiency, and reduces labor intensity.The 2nd, the air compressor outlet has cooler, makes the compressed air cooling, and the profit in the compressed air condenses, and is convenient to water-oil separating; compressed air is cleaner, is difficult for stopping up sand-blasting gun, and the 3rd, rust remover has deduster; can remove the dust in the sandblast tail gas, the protection environment reduces dust pollution.
Claims (10)
1. rust remover, it is characterized in that: mainly form by blast room, sand-blasting gun and sand reservoir box, the blast room is a box structure, and an end of blast room has the workpiece import, and the other end has the workpiece outlet, the workpiece carrying roller is housed in the blast room, the sand-blasting gun support is installed in the blast room, a sand-blasting gun is housed on the sand-blasting gun support at least, the sand-blasting gun alignment pieces is by the district, sand reservoir box links with returning the sand hopper outlet, and the sand suction pipe and the sand reservoir box of sand-blasting gun link.
2. rust remover according to claim 1, its feature also is: the adjusting bolt is arranged on the sand-blasting gun support.
3. rust remover according to claim 1, its feature also is: adjustable connection seat is housed between sand-blasting gun support and the sand-blasting gun, adjustable connection seat mainly is made up of screw rod, clamping plate, have the hole at screw head, clamping plate are installed in screw head with bolt, clamping plate clamping sand-blasting gun, screw rod is installed on the sand-blasting gun support.
4. rust remover according to claim 1, its feature also is: the workpiece carrying roller that is installed in the blast room also can be by motor by the reducing gear driven rotary.
5. rust remover according to claim 1, its feature also is: vibratory sieve also can be adorned in the exit of returning sand hopper of blast room.
6. rust remover according to claim 1, its feature also is: the front of work end is entered by the blast room also can adorn pretreatment chamber, pretreatment chamber is a box structure, a pair of wire brush wheel is housed in the pretreatment chamber at least, wire brush wheel is contained on the hitch, by the motor drives rotation, hitch is rack-mount, and hitch can rotate around support.
7. rust remover according to claim 1, its feature also is: the workpiece carriage also can be equipped with in the two ends, blast room, and the workpiece carrying roller is housed on it, and the workpiece carrying roller passes through the reductor driven rotary by motor.
8. rust remover according to claim 1, its feature also is: rust remover also can have air compressor, oil water separator, air accumulator, connects with pipeline between them.
9. rust remover according to claim 8, its feature also is: between air compressor and oil water separator, can also adorn cooler.
10. rust remover according to claim 1, its feature also is: rust remover also can have cyclone dust collectors, sack cleaner and blower fan, connects with pipeline between them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97230238 CN2310649Y (en) | 1997-12-16 | 1997-12-16 | Rust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97230238 CN2310649Y (en) | 1997-12-16 | 1997-12-16 | Rust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2310649Y true CN2310649Y (en) | 1999-03-17 |
Family
ID=33942811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97230238 Expired - Fee Related CN2310649Y (en) | 1997-12-16 | 1997-12-16 | Rust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2310649Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101607383B (en) * | 2009-07-02 | 2011-10-19 | 刘传玲 | Wire rod rolled product surface processing device |
| CN103008177A (en) * | 2012-12-28 | 2013-04-03 | 安徽伟宏钢结构有限公司 | Thin-walled cold-formed steel assembly line coating equipment |
| CN104308748A (en) * | 2014-10-22 | 2015-01-28 | 东莞市升耀机械设备有限公司 | Assembly line type freezing trimmer |
| CN106181783A (en) * | 2016-08-31 | 2016-12-07 | 郑州机械研究所 | A kind of cored solder wire surface grinding sand gasifying device |
| CN107662163A (en) * | 2017-11-18 | 2018-02-06 | 乐见协 | A kind of transformer processes derusting device |
| CN107738191A (en) * | 2017-11-24 | 2018-02-27 | 无锡市日升机械厂 | Possesses the belt sander of workpiece surface preprocessing function |
| CN107962504A (en) * | 2017-11-03 | 2018-04-27 | 盐城大丰中信机械制造有限公司 | Steel band passes through formula impeller blasting pretreatment line |
| CN108058100A (en) * | 2017-12-13 | 2018-05-22 | 吴龙世 | Automate pipeline derusting device |
| CN110253453A (en) * | 2019-08-01 | 2019-09-20 | 周志光 | A kind of aluminium flake polishing sand-blasting machine |
| CN110253400A (en) * | 2019-06-12 | 2019-09-20 | 景宁畲族自治县千承金属厂 | A kind of high pressure dephosphorization auxiliary device |
| CN115502895A (en) * | 2022-11-22 | 2022-12-23 | 靖江市和泰电机部件制造有限公司 | Multi-angle switching polishing device for motor shell |
| CN116214385A (en) * | 2022-12-29 | 2023-06-06 | 江苏诺贝尔塑业有限公司 | Plastic sounding pipe surface sand blasting equipment |
-
1997
- 1997-12-16 CN CN 97230238 patent/CN2310649Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101607383B (en) * | 2009-07-02 | 2011-10-19 | 刘传玲 | Wire rod rolled product surface processing device |
| CN103008177A (en) * | 2012-12-28 | 2013-04-03 | 安徽伟宏钢结构有限公司 | Thin-walled cold-formed steel assembly line coating equipment |
| CN104308748A (en) * | 2014-10-22 | 2015-01-28 | 东莞市升耀机械设备有限公司 | Assembly line type freezing trimmer |
| CN104308748B (en) * | 2014-10-22 | 2017-12-19 | 东莞市升耀机械设备有限公司 | Pipeline system freezing trimmer |
| CN106181783A (en) * | 2016-08-31 | 2016-12-07 | 郑州机械研究所 | A kind of cored solder wire surface grinding sand gasifying device |
| CN107962504A (en) * | 2017-11-03 | 2018-04-27 | 盐城大丰中信机械制造有限公司 | Steel band passes through formula impeller blasting pretreatment line |
| CN107662163B (en) * | 2017-11-18 | 2019-02-22 | 台州超固电气有限公司 | A kind of transformer processing derusting device |
| CN107662163A (en) * | 2017-11-18 | 2018-02-06 | 乐见协 | A kind of transformer processes derusting device |
| CN107738191A (en) * | 2017-11-24 | 2018-02-27 | 无锡市日升机械厂 | Possesses the belt sander of workpiece surface preprocessing function |
| CN108058100A (en) * | 2017-12-13 | 2018-05-22 | 吴龙世 | Automate pipeline derusting device |
| CN110253400A (en) * | 2019-06-12 | 2019-09-20 | 景宁畲族自治县千承金属厂 | A kind of high pressure dephosphorization auxiliary device |
| CN110253400B (en) * | 2019-06-12 | 2021-05-04 | 诸暨绿尚创意科技有限公司 | High-pressure dephosphorization auxiliary device |
| CN110253453A (en) * | 2019-08-01 | 2019-09-20 | 周志光 | A kind of aluminium flake polishing sand-blasting machine |
| CN115502895A (en) * | 2022-11-22 | 2022-12-23 | 靖江市和泰电机部件制造有限公司 | Multi-angle switching polishing device for motor shell |
| CN116214385A (en) * | 2022-12-29 | 2023-06-06 | 江苏诺贝尔塑业有限公司 | Plastic sounding pipe surface sand blasting equipment |
| CN116214385B (en) * | 2022-12-29 | 2023-11-03 | 江苏诺贝尔塑业有限公司 | Plastic sounding pipe surface sand blasting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |