TOOL FOR DRAWING Russian patent published in 1994 - IPC

Abstract RU 2015762 C1

FIELD: ferrous and non-ferrous metallurgy. SUBSTANCE: spring made of variable-diameter wire with continuous external diameter is installed in the case with internal cylindrical chamber. Through conduits for supply and discharge of the cooling fluid are made in the case. EFFECT: enhanced efficiency of drawing. 2 dwg

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RU 2 015 762 C1

Authors

Brovman M.Ja.

Efimov V.N.

Brovman T.V.

Dates

1994-07-15—Published

1991-08-30—Filed