Patent ID: 9731368
Date: 2017-08-15
CPC Classifications: B09B,B23K,C22B,C25C,H05K,Y02P,Y02W

Claim:
1. An apparatus for removing solder and/or epoxy and/or at least one casing and/or at least one printed wire board (PWB) component from a surface of a PWB having at least one casing and/or at least one PWB component affixed thereto by solder and/or epoxy, the apparatus comprising: (a) a heating module, wherein the heating module comprises a heating mechanism and means for moving the PWB through the heating mechanism, wherein the means for moving comprise a roller chain, tracks, belts, or link chains; (b) a chemical solder removal module comprising a container comprising a first composition, wherein the first composition effectuates the chemical removal of solder from the PWB and/or PWB components, wherein the first composition comprises at least one oxidizing agent; solder material; optionally at least one lead and/or tin complexing agent; optionally at least one organic solvent; and optionally at least one passivating agent for passivating precious metals, tantalum-containing metals, and/or base metals, wherein the solder material comprises lead and/or tin ions dissolved and/or suspended in the composition, wherein the heating module and the chemical solder removal module are in series with one another.