CN201746244U - 一种管坑内大口径、大吨位管道移位及对接装置 - Google Patents
一种管坑内大口径、大吨位管道移位及对接装置 Download PDFInfo
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- CN201746244U CN201746244U CN2010202448753U CN201020244875U CN201746244U CN 201746244 U CN201746244 U CN 201746244U CN 2010202448753 U CN2010202448753 U CN 2010202448753U CN 201020244875 U CN201020244875 U CN 201020244875U CN 201746244 U CN201746244 U CN 201746244U
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CN2010202448753U CN201746244U (zh) | 2010-06-30 | 2010-06-30 | 一种管坑内大口径、大吨位管道移位及对接装置 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG FOUNDATION ENGINEERING GROUP CO., LTD. Free format text: FORMER NAME: GUANGDONG PROV. FOUNDATION ENGINEERING CO. |
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CP01 | Change in the name or title of a patent holder |
Address after: 19-20, No. 510620, Tianhe Road, 99 Tianhe Road, Guangdong, Guangzhou Patentee after: Foundation Design Group Co., Ltd of Guangdong Province Address before: 19-20, No. 510620, Tianhe Road, 99 Tianhe Road, Guangdong, Guangzhou Patentee before: Guangdong Prov. Foundation Engineering Co. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20190630 |
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CF01 | Termination of patent right due to non-payment of annual fee |