Control valve assembly

Details Control valve assembly Control valve assembly

1977-01-10

1978-03-28

Smith, Gary L.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

239570, B24C 700

Patent

active

040807614

ABSTRACT:
A control valve assembly for regulating the mixing of abrasive from a pressurized tank with high pressure fluid during abrasive blasting operations having a tubular abrasive flow pipe and an abrasive control nozzle within a control valve housing, with provisions for moving the abrasive control nozzle and the tubular abrasive flow pipe relative to each other to and from an abrasive fluid mixing position from and to a sealed, closed position, respectively.

REFERENCES:
patent: RE21275 (1939-11-01), Pletcher
patent: 509992 (1893-12-01), Wood
patent: 2608801 (1952-09-01), Ridley
patent: 3102368 (1963-09-01), Smith
patent: 3359024 (1967-12-01), Morgan
patent: 3970280 (1976-07-01), Kunz

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