Design and Calculation for Test Tube with the Aim of ...
2013-12-24u2002·u2002Kragujevac, Serbia. Email: *[email protected] . Received May 7th, 2012; revised June 11th, 2012; accepted June 19th, 2012 . ABSTRACT . A design for an air-cooled test tube, with a series of modular and movable rings (cylindrical 'crystallization comb'), installed in a laboratory crucible furnace is presented.
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