E - Fixed Constructions – 02 – D
Patent
E - Fixed Constructions
02
D
61/48
E02D 3/12 (2006.01)
Patent
CA 1334794
A ground hardening material injector comprises a monitor connected to the top of an injection pipe, which monitor includes an upper injection means disposed in the side wall of the monitor and a lower injection means disposed in the opposite side wall of the monitor. The upper injection means further includes an inner injection nozzle for injecting compressed liquid and an outer injection nozzle for injecting compressed gas, and the lower injection means further includes an inner injection nozzle for injecting compressed ground hardening material and an outer injection nozzle for injecting compressed gas.
611952
Macrae & Co.
N.i.t. Co. Ltd.
LandOfFree
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