how to recovery CFCs refrigerant?

[SON]

Dear Sir,
I'm from Thailand,need suggession concerns the recovery CFCs from the refigeration system.
I means no need to release the refrigerant to the asmosphere,how many solution for manage it.
thank you for help.
regards,
son

[chemi-cool]

Recovery unit + recovery bottle.

[Brian_UK]

Text description here...
http://www.hvacfun.com/a-refrig-recovery-techniques-that-work.htm

A Promax recovery machine instruction manual might also help
http://www.tequipment.net/pdf/Promax/RG5410A.pdf

[aramis]

Other sources:
http://www.youtube.com/watch?v=JLANZiwjYy0
http://www.youtube.com/watch?v=vmmg21sjxs0&feature=related