A roof bolter

申请公布号：AU2013243217(A1)

申请号：AU20130243217

申请日期：2013.03.05

申请公布日期：2014.08.14

申请人：

RAMBOR PTY LIMITED

发明人：MASTALIR, PETER

分类号：E21D20/00;E21B7/00;E21D20/02

主分类号：E21D20/00

摘要：<p>A bolter (10) intended to receive a drill bit for the purposes of drilling a hole in a surrounding rock structure. The bolter (10) includes a telescopic leg (12) extending from a base (11). The base (11) is provided with a face (30) that is to receive a duct member (31). The duct member (31) provides for the delivery of a drive fluid (such as air) to the motor (29).</p>

PROCEDIMENTO E DISPOSITIVO PER RILEVARE LA QUANTITA DI OSSIGENO PRESENTE IN UN GAS PARTICOLARMENTE NEI GAS DI SCARICO DI UN MOTORE A COMBUSTIONE INTERNA

PROCEDIMENTO PER LA PREPARAZIONE DELL'ACIDO 5_AMINOSALICILICO E COMPOSIZIONI FARMACEUTICHE CHE LO CONTENGONO.

VALVOLA DI SFIATO UNIDIREZIONALE CON SIMULTANEA GARANZIA DI TENUTA CONTRO LA PENETRAZIONE DI FLUIDI DALL'ESTERNO

PROCEDE DE FABRICATION EN CONTINU DE COUCHES-CULOTTES A JETER ET COUCHES-CULOTTES OBTENUES

INSTALLATION POUR LE TRANSPORT PNEUMATIQUE DE PRODUITS EN VRAC

DISPOSITIF D'ENTRAINEMENT D'UN OUTIL A PARTIR DE LA PUISSANCE DU MOTEUR D'UN VEHICULE AUTOMOBILE

WATCH CASE

MULTI-STACK FUEL BATTERY GENERATION PLANT AND FUEL SUPPLY SYSTEM AND METHOD THEREFOR

OPTICAL INFORMATION RECORDING MEMBER

ULTRASONIC TYPE DRIVE DEVICE

PRODUCTION OF ELECTROLYTE LAYER FOR FUEL CELL

OPTICAL HEAD

IMPREGNATED CATHODE

AUTOMATIC BOTH-FACE COPYING MACHINE

BOOKING MACHINE

PROTECTIVE RELAY WITH FUNCTION WHICH PROVIDES COUNTERMEASURE WHEN BREAKER DOES NOT WORK

MANUFACTURE OF ELECTRONIC CIRCUIT BOARD

RECORDING AND REPRODUCING DEVICE

SIMULTANEOUS MANUFACTURE OF ARGON AND NITROGEN

SEMICONDUCTOR CHIP