CN220472461U - 一种用于切顶卸压的聚能管 - Google Patents
一种用于切顶卸压的聚能管 Download PDFInfo
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- CN220472461U CN220472461U CN202322204692.9U CN202322204692U CN220472461U CN 220472461 U CN220472461 U CN 220472461U CN 202322204692 U CN202322204692 U CN 202322204692U CN 220472461 U CN220472461 U CN 220472461U
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- 238000005452 bending Methods 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 238000005422 blasting Methods 0.000 abstract description 6
- 239000003245 coal Substances 0.000 abstract description 5
- 239000002360 explosive Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000004880 explosion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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CN202322204692.9U CN220472461U (zh) | 2023-08-16 | 2023-08-16 | 一种用于切顶卸压的聚能管 |
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CN202322204692.9U CN220472461U (zh) | 2023-08-16 | 2023-08-16 | 一种用于切顶卸压的聚能管 |
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Effective date of registration: 20240424 Address after: 561104 Factory Building No. 5, Block S2, Xiayun Industrial Park, Xiayun Town, Pingba District, Anshun City, Guizhou Province Patentee after: Guizhou Hejia'an Management Industry Manufacturing Co.,Ltd. Country or region after: China Address before: No. 24 Lingxibu Street, Aojiang Town, Pingyang County, Wenzhou City, Zhejiang Province, 325400 Patentee before: Zhejiang Hejia'an Mining Equipment Co.,Ltd. Country or region before: China |
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