CN203570300U - 一种用于煤矿钻机的角度指示仪 - Google Patents
一种用于煤矿钻机的角度指示仪 Download PDFInfo
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- CN203570300U CN203570300U CN201320794751.6U CN201320794751U CN203570300U CN 203570300 U CN203570300 U CN 203570300U CN 201320794751 U CN201320794751 U CN 201320794751U CN 203570300 U CN203570300 U CN 203570300U
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- 238000005553 drilling Methods 0.000 title claims abstract description 45
- 239000003245 coal Substances 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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CN201320794751.6U CN203570300U (zh) | 2013-12-06 | 2013-12-06 | 一种用于煤矿钻机的角度指示仪 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109441431A (zh) * | 2018-10-31 | 2019-03-08 | 河南大有能源股份有限公司新安煤矿 | 一种煤矿用钻孔偏角倾角测量仪 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109441431A (zh) * | 2018-10-31 | 2019-03-08 | 河南大有能源股份有限公司新安煤矿 | 一种煤矿用钻孔偏角倾角测量仪 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 467000 Henan province Pingdingshan City Beihuan South (Xinhua District Industrial Park Road West) Patentee after: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 467000 Henan province Pingdingshan City Beihuan South (Xinhua District Industrial Park Road West) Patentee before: PINGDINGSHAN TIEFULAI ELECTRONIC AND MECHANICAL EQUIPMENT Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 467000 South North Ring Road, Pingdingshan City, Henan Province (West of Xinhua Industrial Park) Patentee after: Tiefulai Equipment Manufacturing Group Co.,Ltd. Address before: 467000 South North Ring Road, Pingdingshan City, Henan Province (West of Xinhua Industrial Park) Patentee before: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140430 |