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词汇 Ball stamp
释义

Definition of Ball stamp in English:

Ball stamp

(also Ball's stamp)
noun ˌbɔːl ˈstamp
historical
  • A stamp mill utilizing a steam hammer, formerly used in the United States for crushing ore.

Origin

Mid 19th century; earliest use found in Mining Magazine & Journal Geology. In some forms from the genitive of the name of W. Ball, the inventor + stamp. In some forms from the name of W. Ball + stamp.

Definition of Ball stamp in US English:

Ball stamp

(also Ball's stamp)
nounˌbɔːl ˈstamp
historical
  • A stamp mill utilizing a steam hammer, formerly used in the United States for crushing ore.

Origin

Mid 19th century; earliest use found in Mining Magazine & Journal Geology. In some forms from the genitive of the name of W. Ball, the inventor + stamp. In some forms from the name of W. Ball + stamp.

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