Method of making particulate material
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United States of America Patent
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Nov 17, 2015
Grant Date -
Apr 30, 2015
app pub date -
Oct 31, 2014
filing date -
Jun 23, 2009
priority date (Note) -
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Abstract
The invention relates to a method of making a particulate material comprising; providing mineral wool base material in a form having size at least 80% not more than 40 mm, subjecting the mineral wool base material to sintering by use of a pulse combustor and thereby forming a particulate material in the form of particles having size at least 80% not more than 20 mm. An apparatus for carrying out the method comprises means for size reduction of coherent mineral wool substrate and a reaction chamber in communication with a pulse combustor.
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