FIELD: machine building.
SUBSTANCE: detachable equipment for fabrication of marble columns contains a pumping and regulating unit connected with hydraulic units by a pipeline, a flat frame with fastening to the carrier mechanism, a group of rotary circles with disks for fastening to the group of column drilling strings containing inside the group of column drilling strings with various diameters.
EFFECT: acceleration of industrial development of marbled limestone deposits.
6 dwg
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Authors
Dates
2014-11-20—Published
2013-09-10—Filed