Borehole inspection device and system with a self-cleaning system and method for loading explosives in boreholes
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United States of America Patent
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Jul 18, 2017
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app pub date -
Dec 29, 2011
filing date -
Dec 30, 2010
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Abstract
The present invention proposes a borehole inspection device, a borehole inspection system and a method for loading explosives in boreholes. The borehole inspection device comprises a tubular casing (7), illumination means (10) and image capturing means (9) housed in the casing (7), at least one circulation duct (16) for a fluid (4), and a diffusing element (1) suitable for spraying the fluid (4) circulating through the at least one circulation duct (16) onto a transparent closure (2) allowing the illumination and the image capture through it.
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