Blasting technique
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United States of America Patent
Stats
-
Jan 17, 2023
Grant Date -
N/A
app pub date -
Apr 17, 2019
filing date -
Apr 19, 2018
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of mining in a rock formation, includes drilling blastholes extending into the rock formation. Each of the blastholes has a depth between a first end and a second end. For each blasthole the second end thereof is deeper into the rock formation than the first end thereof. The method further includes loading the blastholes with alternating layers of explosives charges and stemming material to establish a succession of blasting decks or sections extending across and within the rock formation. The rock formation includes at least a first blasting deck or section and a second blasting deck or section.
First Claim
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Family
International Classification(s)
- 2019 Application Filing Year
- F42D Class
- 90 Applications Filed
- 58 Patents Issued To-Date
- 64.45 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F42D Class
- 0 % this patent is cited more than
- 2 Age
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