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    New tank of EcoGreen butane still not clean after 7 CL cycles

    hey everyone, i have a new 25lb tank of n-butane from ecogreen that i bought a few months ago (was an orange tank) i've ran my extractor 7 times, each time pulling ~6lb of butane. before that last cycle i cleaned the vessel, ran it again and still a bit of oil. what gives? edit: should i get...
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    how does nitrogen assist closed loop operation?

    hello, i see a lot of nitrogen being used to flush butane out and well... in also. molecular weight is about half of nbutane. is it used to pressurize butane from the recovery tank? since it's lighter it will sit above the butane? why do i see nitrogen being pushed in the system after a run? is...
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    Long recovery times with active closed loop

    hi everyone, i just started using closed loop extractor and i'm doing some butane cleaning cycles. recovery takes 45-60min for 5-6lbs. this doesnt seem normal and i feel like i'm killing the pump. there is a 10x14 spool, to a five foot 3/8 hose to filter drier, to a one foot 1/4in hose, to...
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