Methods for wiping a metal contaminated surface with a water sol

Details Methods for wiping a metal contaminated surface with a water sol Methods for wiping a metal contaminated surface with a water sol

1997-01-09

1998-06-09

Warden, Jill

Cleaning and liquid contact with solids

Processes

For metallic, siliceous, or calcareous basework, including...

134 6, 134 7, 134 10, 134 13, 134 42, 1510493, B08B 700, B08B 704

Patent

active

057627169

ABSTRACT:
The invention provides methods for wiping metal contaminants from a surface, especially a circuit board assembly, or other surface exposed to solder paste, and solubilizing the wiping material. Metal contaminants are then easily and safely removed from the solubilized material for safe recycling and/or disposal.

REFERENCES:
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patent: 5207837 (1993-05-01), Honeycutt
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patent: 5317071 (1994-05-01), Honeycutt
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patent: 5434331 (1995-07-01), Barkatt et al.
patent: 5547601 (1996-08-01), Volpe
patent: 5639532 (1997-06-01), Wells
Honeycutt, T.W. (1996), "Degradable Polymer Waste Reduction Technology", CleanRooms '96 East Proceedings, pp. 437-443.
Literature from http://interactive 4.wsj.com site, Jul. 31, 1996.

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