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SPECIAL TALK
No. Amer. Biochar Conference
August 12, 2009
Biochar Listserv
an international discussion

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Biochar Burners
camp bucket barrel tank masonry mound mobile industrial
Jim Welch , Troy, NY
Hybrid Burner: Rocket Stove + 2-Barrel Nested Retort , August 2009
BIOCHAR RETORT
30-gallon barrel inverted over Rocket Stove

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David Yarrow dyarrow@nycap.rr.com www.carbon-negative.us updated 10/29/2009