Apparatus for the treatment of articles by high velocity impacti

Details Apparatus for the treatment of articles by high velocity impacti Apparatus for the treatment of articles by high velocity impacti

1989-08-10

1991-10-01

Eley, Timothy V.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51310, B24C 332

Patent

active

050521551

ABSTRACT:
A method is provided for soldering using tin-containing solder to substrate surfaces that are gold plated wherein a selected portion of the gold plated surface is treated by impacting with a high velocity stream of fine nickel containing abrasive particles to remove all the gold from the treated surface and then effecting joining to the treated surface by conventional soldering techniques.

REFERENCES:
patent: 2022587 (1935-11-01), Cunningham
patent: 2345648 (1944-04-01), Wolfskill
patent: 2358710 (1944-09-01), Helgeson
patent: 3579926 (1971-05-01), Gaspari
patent: 3694972 (1972-10-01), Emeis
patent: 4702786 (1987-10-01), Tallman
patent: 4834833 (1989-05-01), Palmer
patent: 4897969 (1990-02-01), Balhorn

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