Wet jet blast nozzle

Details Wet jet blast nozzle Wet jet blast nozzle

1986-11-24

1989-03-28

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51427, 239433, 239591, B24C 504

Patent

active

048152412

ABSTRACT:
In accordance with an illustrative embodiment of the present invention disclosed herein, a liquid propelled blast nozzle apparatus includes a body having first and second bores which receive, respectively, a pressurized flow of sand particles and a high pressure and high velocity flow of propulsion fluid, a nozzle assembly on the body having a third bore for directing a blast of liquid propelled sand particles onto a surface to be cleaned, the respective bores defining axes which intersect one another within the bore of the nozzle assembly, the axis of the first bore intersecting the axis of the third bore at an angle of about 31/2.degree., and the axis of the first bore intersecting the axis of the second bore at an angle of about 71/2.degree.. The first and third bores preferably are lined with a suitable wear and erosion resistant material such as tungsten carbide.

REFERENCES:
patent: 773665 (1904-11-01), Murray
patent: 2594735 (1952-04-01), Crumley
patent: 3994097 (1976-11-01), Lamb

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