Apparatus for extracting ore from block caves and method and system therefor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 22, 2018
Issued Date -
N/A
app pub date -
Apr 7, 2014
filing date -
Apr 8, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In combination a loader unit and haul unit for use in a block caving mining operation. Each of the loader unit and the haul unit comprise a removable bucket, which can be used for loading ore. In use the bucket carrying a load of ore can be transferred from the loader unit to the haul unit so that the haul unit can transport the ore from a loading site to a crusher. The loader unit and haul unit have a respective longitudinal axis extending from the fore end to the aft thereof, and the bucket is elongate with a longitudinal axis. In use when the bucket is mounted to the loader unit the longitudinal axis of the bucket is disposed orthogonally to the longitudinal axis of the loader unit. When the bucket is transferred to the haul unit, the bucket is placed upright on the haul unit with the longitudinal axis of the bucket parallel to the longitudinal axis of the haul unit.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2014 Application Filing Year
- E21F Class
- 52 Applications Filed
- 44 Patents Issued To-Date
- 84.62 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- E21F Class
- 0 % this patent is cited more than
- 7 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 22, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 22, 2029 |
