Coal breaker

A coal breaking plant, depicted on a postcard in 1907.

Coal being sorted by size and impurities removed on a

Breaker boys sort coal at an anthracite coal breaker near South Pittston, Pennsylvania, in 1911.

A coal breaker is a coal processing plant which breaks coal into various useful sizes. Coal breakers also remove impurities from the coal (typically slate) and deposit them into a culm dump. The coal breaker is a forerunner of the modern coal preparation plant.

单词	Coal breaker
释义	Coal breaker 英语百科 Coal breaker A coal breaker is a coal processing plant which breaks coal into various useful sizes. Coal breakers also remove impurities from the coal (typically slate) and deposit them into a culm dump. The coal breaker is a forerunner of the modern coal preparation plant.
随便看	Yuke的意思 yukelson的意思 Yukhmachi的意思 Yukhnov的意思 Yukhoe的意思 Yukhovo的意思 Yuki的意思 Yukiangian Age的意思 YukiangianStage的意思 Yukichi的意思 Yuki的意思 Yukigassen的意思 Yukiko的意思 Yukimura的意思 yukin的意思 Yukina的意思 Yukio的意思 yukios的意思 Yuki的意思 yuk it up的意思 Yukiya的意思 yuk的意思 yukker的意思 Yukkie的意思 yukky的意思