crushing-rolls love

Definitions

from The Century Dictionary and Cyclopedia

  • A machine consisting of two heavy rolls between which ore, coal, or other mineral is drawn and crushed. Sometimes the rolls are toothed or ribbed, but for ore their surface is generally smooth.

Etymologies

Sorry, no etymologies found.

Examples

  • ` ` When Mr. Edison first decided to go into the cement business, it was on the basis of his crushing-rolls and air separation, and he had every expectation of installing duplicates of the kilns which were then in common use for burning cement.

    Edison, His Life and Inventions, vol. 2

  • After leaving the giant rolls the broken rock passed on through other crushing-rolls of somewhat similar construction.

    Edison, His Life and Inventions, vol. 2

  • "When Mr. Edison first decided to go into the cement business, it was on the basis of his crushing-rolls and air separation, and he had every expectation of installing duplicates of the kilns which were then in common use for burning cement.

    Edison, His Life and Inventions

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