Dodatkowe przykłady dopasowywane są do haseł w zautomatyzowany sposób - nie gwarantujemy ich poprawności.
A larger scraper loader brought this production to the surface to a holding box.
Later the miners and the scraper loaders were placed into new levels on the north side.
Miller and Company had turned its attention to a recent development in mining operations, the scraper loader.
Mining methods were altered with the introduction of scraper loaders.
All scraper loaders were recovered as well as most pumps.
A normal sized scraper loader brought the coal to the heading.
In the latter half of that year only 3 scraper loaders were extracting 135 tons per day.
At this date, the scraper loader was loading directly into the alligator skip.
A specially converted scraper loader with a cradle positioned at the holding box.
A scraper loader wheeler was expected to perform work usually carried out by a first class shiftman.
During the "time and motion" test, Millfield scraper loader unit dropped to 20 tons per day.
In this scraper loader working a pin with a snatch block was placed into the coal face.
A pulling down winch with a large 6 feet wide scraper loader was set up in a cut-through.
Especially designed scraper loaders using a heavy steel ramp loaded the coal into the 3 tons skip.
A small team of miners using scraper loaders drove off bord work levels in both north and south directions from the heading.
A short time later the slightly larger type Joy 11BU scraper loader was introduced.
Later a second scraper loader, working in tandem, brought coal to the first loader.
Later scraper loaders were utilised for pillar coal extraction in the low 6 feet thick seam areas.
King Limited, this Maitland firm designed and fabricated their own improved scraper loader.
Hand filling is general, except in some development places, worked with scraper loaders, from which 15% pf the total output is obtained.
Both the steel skip and the scraper loader ran on a single 3 feet gauge skip rail track.
At first in this area the belt was taken close to the coal face, and the scraper loaders emptied direct onto the belt.
Coal was shot down, picked up by an old scraper loader and placed on a rubber belting conveyor to be brought to the surface.
Another adviser told me that the first mechanisation was an old type "Jeffrey" scraper loader with a winch and bucket.
In the softer floor areas, the scraper loaders sometimes filled out some floor material in conjunction with the coal.