Process and apparatus for cutting rock

Details Process and apparatus for cutting rock Process and apparatus for cutting rock

E - Fixed Constructions

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C

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E21C 25/00 (2006.01) B24C 1/04 (2006.01) B26F 3/00 (2006.01) E21B 7/06 (2006.01) E21B 7/18 (2006.01) E21C 25/60 (2006.01) E21D 9/10 (2006.01)

Patent

CA 1232621

TITLE OF THE INVENTION PROCESS AND APPARATUS FOR CUTTING ROCK ABSTRACT OF THE DISCLOSURE A process is disclosed for cutting rock by means of discharging a medium under high pressure from a nozzle head at a fixed oscillating angle. A nozzle head on the end of the pressure hose is set in a freely pulsating movement through the discharge of a medium under high pressure. The movement of the nozzle head is controlled by a guide with stops. An apparatus for carrying out this process is also disclosed. The apparatus comprises a suitable nozzle head on a delivery line 1 for discharging a medium under high pressure and with a fixed oscillating angle and a guide 6 with stops 4. A flexible high-pressure hose is used as the delivery line 1.

476701

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