ROCK BOLT
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Mar 20, 2025
app pub date -
Sep 18, 2024
filing date -
Sep 18, 2024
priority date (Note) -
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Abstract
A rock bolt which includes a tubular member made from aluminium which is at a fixed position inside or outside a borehole, a cable which goes through the tubular member, and a steel barrel, secured to the cable which deforms the tubular member to give a yielding action with rock movement.
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