Forced separation device for submarine drilling machine and drilling tool

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11441359
SERIAL NO

17246686

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Abstract

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A forced separation device includes a transmission shaft, a main shaft, an electromagnetic transmission mechanism, a blasting separation mechanism and a pressure-resistant cabin. A pressing cover is fastened to the upper portion of the pressure-resistant cabin. The electromagnetic transmission mechanism is provided with a driving chuck and a driven chuck. The driving chuck is connected with the transmission shaft, the driven chuck is connected with the main shaft, the pressing cover is welded with the transmission shaft, and the driven chuck is welded with the lower portion of the pressure-resistant cabin. The blasting separation mechanism is provided with explosive packages and detonators. A plurality of explosive packages are distributed between the pressing cover and the top surface of the pressure-resistant cabin, and each explosive package is connected with the corresponding detonator respectively. The pressure-resistant cabin is further internally provided with a storage battery.

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Patent Owner(s)

Patent OwnerAddress
INSTITUTE OF EXPLORATION TECHNIQUES CHINESE ACADEMY OF GEOLOGICAL SCIENCESROOM 5-2-301 302 HUANA JINGHU GARDEN DONGLI DISTRICT TIANJIN 300300

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dong, Xiangyu Tianjin, CN 43 434
Du, Yaosen Tianjin, CN 1 0
Gao, Pengju Tianjin, CN 4 0
Tang, Xiaoren Tianjin, CN 7 1
Wang, Qingxiao Tianjin, CN 1 0
Wang, Xiaosai Tianjin, CN 1 0
Wu, Xiaolong Tianjin, CN 39 114
Zhao, Yuan Tianjin, CN 71 333

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