CN202788629U - 石油勘探及采矿用金刚石硬质合金复合齿 - Google Patents
石油勘探及采矿用金刚石硬质合金复合齿 Download PDFInfo
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- CN202788629U CN202788629U CN 201220333235 CN201220333235U CN202788629U CN 202788629 U CN202788629 U CN 202788629U CN 201220333235 CN201220333235 CN 201220333235 CN 201220333235 U CN201220333235 U CN 201220333235U CN 202788629 U CN202788629 U CN 202788629U
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- 239000000956 alloy Substances 0.000 title claims abstract description 46
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 46
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 41
- 239000010432 diamond Substances 0.000 title claims abstract description 41
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000005065 mining Methods 0.000 title claims abstract description 13
- 239000000758 substrate Substances 0.000 claims description 26
- 235000012489 doughnuts Nutrition 0.000 claims description 3
- 239000011435 rock Substances 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000009918 complex formation Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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CN 201220333235 CN202788629U (zh) | 2012-07-11 | 2012-07-11 | 石油勘探及采矿用金刚石硬质合金复合齿 |
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CN 201220333235 CN202788629U (zh) | 2012-07-11 | 2012-07-11 | 石油勘探及采矿用金刚石硬质合金复合齿 |
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CN202788629U true CN202788629U (zh) | 2013-03-13 |
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CN 201220333235 Expired - Fee Related CN202788629U (zh) | 2012-07-11 | 2012-07-11 | 石油勘探及采矿用金刚石硬质合金复合齿 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102747964A (zh) * | 2012-07-11 | 2012-10-24 | 王青俊 | 石油勘探及采矿用金刚石硬质合金复合齿 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102747964A (zh) * | 2012-07-11 | 2012-10-24 | 王青俊 | 石油勘探及采矿用金刚石硬质合金复合齿 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANXI LIPULITUO COAL MACHINE PARTS MANUFACTURING Free format text: FORMER OWNER: WANG QINGJUN Effective date: 20140317 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140317 Address after: 048000 Shanxi Province, Jincheng City North Street intersection 300 meters south Xiaozhuang Patentee after: SHANXI LI PU LI TUO COAL PARTS MANUFACTURING CO., LTD. Address before: 048000 Shanxi Province, Jincheng City North Street intersection 300 meters south Xiaozhuang Patentee before: Wang Qingjun |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150711 |
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EXPY | Termination of patent right or utility model |