DEVICE FOR DETERMINING BOREHOLE WALL DEFORMATION

mining industry designed for remote determination of borehole wall deformation in evaluation of stressed-strained state of rock mass. SUBSTANCE: device has central rod carrying coaxially installed bracing flexible members and deformation transmitting member, converter of linear motions and indicatio...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SOKOLOV A.B, JAKOVLEV D.V, ROZENBAUM M.A, REVA V.N
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING MINING OR QUARRYING
Online-Zugang:	Volltext bestellen
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