Patent ID: 6591921
Filing Date: 2003-07-15
Classification: E21B

Abstract:
A horizontal boring apparatus, said apparatus comprising a travelling framework (10), a boring ramp (18) on the travelling framework for guiding a boring rod (19), a boring rod section magazine (22) for receiving individual boring rod sections (19), a drive unit (24) for the travelling framework (10) and for the boring rod (19), an operating station (14, 16), and a mixing apparatus for the preparation of flushing liquid with a mixing unit (32) having a mixing pump (36) that is couplable to the drive unit (24), said mixing unit (32) being arranged on the travelling framework (10) and having an inlet port (44) connectable with a liquid source (68, 72, 74) and at least one outlet port (52) connectable with a flushing fluid receiver.