Corner-cutting mining assembly
Abstract
A mining assembly includes a primary rotary cutter mounted on one end of a support shaft and four secondary rotary cutters carried on the same support shaft and positioned behind the primary cutters for cutting corners in the hole cut by the latter.
- Inventors:
-
- San Antonio, TX
- Issue Date:
- OSTI Identifier:
- 864675
- Patent Number(s):
- 4400036
- Assignee:
- Bradley, John A. (San Antonio, TX)
- Patent Classifications (CPCs):
-
E - FIXED CONSTRUCTIONS E21 - EARTH DRILLING E21C - MINING OR QUARRYING
E - FIXED CONSTRUCTIONS E21 - EARTH DRILLING E21D - SHAFTS
- DOE Contract Number:
- ET-78-C-01-3138
- Resource Type:
- Patent
- Country of Publication:
- United States
- Language:
- English
- Subject:
- corner-cutting; mining; assembly; primary; rotary; cutter; mounted; support; shaft; secondary; cutters; carried; positioned; cutting; corners; cut; latter; support shaft; mining assembly; rotary cutter; /299/175/
Citation Formats
Bradley, John A. Corner-cutting mining assembly. United States: N. p., 1983.
Web.
Bradley, John A. Corner-cutting mining assembly. United States.
Bradley, John A. Sat .
"Corner-cutting mining assembly". United States. https://www.osti.gov/servlets/purl/864675.
@article{osti_864675,
title = {Corner-cutting mining assembly},
author = {Bradley, John A},
abstractNote = {A mining assembly includes a primary rotary cutter mounted on one end of a support shaft and four secondary rotary cutters carried on the same support shaft and positioned behind the primary cutters for cutting corners in the hole cut by the latter.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Sat Jan 01 00:00:00 EST 1983},
month = {Sat Jan 01 00:00:00 EST 1983}
}