Road structure – process – or apparatus – Process – In situ treatment of earth or roadway
Patent
1985-04-12
1987-02-03
Leppink, James A.
Road structure, process, or apparatus
Process
In situ treatment of earth or roadway
404 90, 299 17, 299 36, E01C 2312, E21C 2560
Patent
active
046406441
ABSTRACT:
Apparatus for removing material from a surface, for use in association with a source of water at a pressure within the range of about 10,000 to 25,000 psi, the apparatus comprising, a carriage vehicle, extendable arm mounted on the vehicle and defining a free end, a nozzle being movable in a transverse direction, the nozzle including a housing and a rotatable nozzle mounted thereto, a hose connecting the source of water to the nozzle, a motor attached to the nozzle operable to rotate the nozzle, and an extender attached between the arm and the vehicle operable to extend and retract the arm relative to the vehicle.
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6th Int'l Symposium on Jet Cutting Technology, BHRA Fluid Engineering, Cranfield, Bedford, U.K., Apr. 1982.
Miko Stephen J.
Puchala Ryszard J.
Indescor Hydrodynamics Inc.
Leppink James A.
Rolston George A.
Smith Matthew
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