CN204492647U - 干式公路水平穿越机 - Google Patents
干式公路水平穿越机 Download PDFInfo
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- CN204492647U CN204492647U CN201520076951.7U CN201520076951U CN204492647U CN 204492647 U CN204492647 U CN 204492647U CN 201520076951 U CN201520076951 U CN 201520076951U CN 204492647 U CN204492647 U CN 204492647U
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- 238000005553 drilling Methods 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 description 4
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520076951.7U CN204492647U (zh) | 2015-02-04 | 2015-02-04 | 干式公路水平穿越机 |
Applications Claiming Priority (1)
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CN201520076951.7U CN204492647U (zh) | 2015-02-04 | 2015-02-04 | 干式公路水平穿越机 |
Publications (1)
Publication Number | Publication Date |
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CN204492647U true CN204492647U (zh) | 2015-07-22 |
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CN201520076951.7U Expired - Fee Related CN204492647U (zh) | 2015-02-04 | 2015-02-04 | 干式公路水平穿越机 |
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CN (1) | CN204492647U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105178854A (zh) * | 2015-10-08 | 2015-12-23 | 中铁二十五局集团第四工程有限公司 | 水平定向钻机 |
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2015
- 2015-02-04 CN CN201520076951.7U patent/CN204492647U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105178854A (zh) * | 2015-10-08 | 2015-12-23 | 中铁二十五局集团第四工程有限公司 | 水平定向钻机 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161221 Address after: 163000 Heilongjiang city of Daqing Province on the south side of the West Lake Road on the north side of sixty-three Ranghulu District Service Room 420 Patentee after: Daqing Jinsheng long construction and Installation Engineering Company Limited Address before: 163000 Heilongjiang city of Daqing Province on the south side of the West Lake Road on the north side of sixty-three Ranghulu District Service Room 420 Patentee before: Li Zigao |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20170204 |