Nonabrasive media with accellerated chemistry

Details Nonabrasive media with accellerated chemistry Nonabrasive media with accellerated chemistry

2006-02-28

2006-02-28

Hassanzadeh, Parviz (Department: 1763)

Etching a substrate: processes

Mechanically shaping, deforming, or abrading of substrate

Nongaseous phase etching

C216S087000

Reexamination Certificate

active

07005080

ABSTRACT:
The invention is an improvement in the metal finishing processes disclosed in U.S. Pat. No. 4,818,333. The improvement arises in the use of nonabrasive media, such as stainless steel or plastic, in combination with chemicals that are reactive to the metal surface processed. The invention also includes metal articles finished using this process.

REFERENCES:
patent: 4307544 (1981-12-01), Balz
patent: 4491500 (1985-01-01), Michaud et al.
patent: 4705594 (1987-11-01), Zobbi et al.
patent: 4818333 (1989-04-01), Michaud

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