CPC C30B 15/04 (2013.01) [B01D 46/448 (2013.01); B01D 46/48 (2013.01); B08B 7/0007 (2013.01); C30B 15/00 (2013.01); B01D 2273/10 (2013.01); B01D 2273/30 (2013.01); B01D 2279/35 (2013.01)] | 13 Claims |
1. A method of oxidation-combusting an ingot grower comprising a chamber, an exhaust pipe connected to the chamber, and a filter housing connected to the exhaust pipe, the method comprising:
a) blocking flow between the filter housing and the exhaust pipe;
b) forming a vacuum state in the filter housing;
c) injecting air into the filter housing through an injection pipe connected to a first side of the filter housing to combust deposits of the filter housing;
repeating the steps b) and c);
measuring the temperature of the filter housing; and
forming a circulation structure in which the air flows to the injection pipe, the filter housing, and the exhaust pipe connected to a second side of the filter housing when the measured temperature of the filter housing is greater than a predetermined temperature.
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