Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1983-10-03
1986-01-14
Schmidt, Frederick R.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51439, 51424, 239120, 239124, B24C 504
Patent
active
045638403
ABSTRACT:
An air blast cleaning apparatus equipped with a device for impinging cleaning particles is provided. The impinging device comprises a first nozzle and a second nozzle. The first nozzle has a first nozzle passage extending from a first inlet portion to a first impinging opening. The second nozzle has a second nozzle passage extending in the impinging direction of the first nozzle from a second inlet portion surrounding the first impinging opening to a second impinging opening. The second nozzle further has an exhaust port located out of alignment with the impinging direction of the first nozzle.
REFERENCES:
patent: 2723498 (1955-11-01), Hastrup et al.
patent: 3034262 (1962-05-01), Pawlson
patent: 4095378 (1978-06-01), Urakami
patent: 4333277 (1982-06-01), Tasedan
Rose Robert A.
Schmidt Frederick R.
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