STEP HEATING PROCESS FOR GROWING HIGH QUALITY DIAMOND
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United States of America Patent
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Issued Date -
Jun 27, 2013
app pub date -
Dec 21, 2011
filing date -
Dec 21, 2011
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Abstract
Disclosed is a method of growing a diamond, including the steps of providing a diamond seed in a reaction chamber; providing a protective layer above the diamond seed; providing a catalyst above the protective layer; providing a carbon source above the catalyst; applying pressure to the reaction chamber; heating the catalyst to a first temperature; holding the first temperature for a first duration; heating the catalyst to a second temperature; and holding the second temperature for a second duration.
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