INTERNAL POLISHING METHOD FOR SMALL DIAMETRAL PIPE

PURPOSE:To make polishing efficiency and accuracy improvable, by inserting proper numbers of an elastic abrasive piece, slightly larger than an inside diameter, into a small diametral pipe, blowing compressed air alternately from both ends, and moving it between end parts alternately. CONSTITUTION:P...

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Bibliographische Detailangaben
1. Verfasser: NAKAI ATSUHIRO
Format: Patent
Sprache:eng
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