Patent ID: 6908640

Claim:
A method for coating battery parts comprising: directing a plurality of battery parts into a gas contained in an enclosure; spraying a vehicle carrying a agent onto the plurality of battery parts; heating each of the plurality of battery parts until the vehicle evaporates into the gas in the enclosure to leave the agent on each of the battery parts; directing the gas carrying the vaporized vehicle through a plurality of charcoal particles to collect the vehicle from the gas; directing the plurality of charcoal particles with the collected vehicle into a chamber; heating the charcoal particles in the chamber to a temperature sufficient to vaporize the vehicle in the charcoal particles into the chamber; cooling the vaporized vehicle to condense the vaporized vehicle as a liquid; collecting the liquid vehicle; adding a further agent to the liquid vehicle; and spraying the liquid vehicle and the further agent onto a further plurality of battery parts.