Method and device using pyrolysis for recycling used printed circuit board
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United States of America Patent
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Nov 13, 2012
Grant Date -
Dec 2, 2010
app pub date -
May 26, 2010
filing date -
May 27, 2009
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Abstract
A method and a device using pyrolysis for recycling used printed circuit board in which water (moisture) is introduced in the pyrolysis process and a fully sealed low pressure environment is established to ensure that no combustion happens in the pyrolysis process to enhance the safety of the process; pyrolysis gases generated in the process are concentrated and purified to provide useful fuels or chemical materials; therefore, the present invention can reduce process cost, improve recycling efficiency and provide processing device with high safety, thereby enhancing industry usability.
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