HYDRAULIC GIANT Russian patent published in 1994 - IPC

Abstract RU 2023152 C1

FIELD: mining industry; coal hydraulic mining. SUBSTANCE: rigidly secured to giant barrel turning in vertical and horizontal planes is plate with through holes. Plate is oriented parallel to barrel longitudinal axis. Hydraulic giant barrel is connected with supplying pipe. EFFECT: higher efficiency. 3 dwg

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RU 2 023 152 C1

Authors

Kirjukhin N.A.

Simonov Ju.B.

Dates

1994-11-15—Published

1991-06-19—Filed