Word: mined
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Dates: during 1940-1949
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...Members of John L. Lewis' United Mine Workers lost more than $100,000,000 in wages...
John L. Lewis learned in 1947 that it is dangerous to play fast & loose with the courts. The lesson cost him and his United Mine Workers $710,000. Last week, therefore, ordered by a federal judge, he sullenly appeared before a presidential fact-finding board and explained his version of the coal dispute...
Mechanical miners that do all the work from coal seam to mine car are nothing new. Mining engineers have been trying them with limited success for years. But coal men cheered the vast improvements in this one as the "most serious start" ever made towards simplifying their complex operations...
...machine was invented by Har old F. Silver of Denver, a designer for the sugar-beet industry. He tackled the problem shortly before the war at the request of a Colorado coal company, perfected his mining machine in 1947, then sold the patents to Pittsburgh's Joy Manufacturing Co. Joy, leading mine-machinery maker in the U.S., added the results of its own research to Silver's design, and began tests in the lignite fields of Colorado last year. But the tests at the Pittsburgh Consolidation mine in Daisytown, Pa. were the first in a regular coal mine...
...Continuous Miner will not solve the labor problem in coal mines. John L. Lewis once said that he would rather have 100,000 union members secure in their jobs than 400,000 who were insecure. But mine operators were anxious to see the machine. One of them has ordered 30, sight unseen. Joy hopes to have commercial models ready by year...