Variable-section deposition cavity for OVD process
The invention relates to a variable-section deposition cavity for an OVD process, which comprises a deposition cavity body, one end of the deposition cavity body is communicated with an air inlet cavity, a row of blowtorches which are spaced up and down are vertically arranged on the side of the air...
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Format: | Patent |
Sprache: | chi ; eng |
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