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Topic: How did Edison carbonize bamboo?  (Read 5154 times)

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Offline Jesper

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How did Edison carbonize bamboo?
« on: June 07, 2010, 02:44:57 AM »
ello everyone,

I'm trying to find a hands-on description of how to carbonize e.g. bamboo so that it becomes a highly conductive material. Sort of like what Edison did to carbonize the bamboo that he used for the filaments in his lamps, possibly assisted by new knowledge.

I've searched the internet on several occasions but don't seem to find anything that describes how it's done in practice. Also, I don't have expensive equipment available so a simple process is desired.

Any input on this is appreciated  :D

Best regards,

Jesper

Offline Jesper

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Re: How did Edison carbonize bamboo?
« Reply #1 on: June 15, 2010, 05:15:37 AM »
Hi again,

Nobody knows how a carbonization process is carried out?

Just a link to a webpage would be appreciated  ;)

Best regards,

Jesper

Offline 408

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Re: How did Edison carbonize bamboo?
« Reply #2 on: June 15, 2010, 06:19:27 AM »
Likely sealed in a metal can with a few holes punctured, and heated in a fire until gas evolution ceases as evidenced by there no longer being a flaming hole in the can.

Offline Jesper

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Re: How did Edison carbonize bamboo?
« Reply #3 on: June 19, 2010, 12:44:00 PM »
Hi 408,

& thanks for your suggestion. I probably need to make it a more controlled process so that I can regulate the resistivity of the end-result. Would you happen to know how this is carried out?

Greetings,

Jesper

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