Variable cross-section pipe connecting structure
The utility model discloses a variable cross-section pipe connecting structure which comprises an air supply pipe, an air inlet pipe, an air outlet pipe and an air outlet pipe. Openings in the two ends of the variable-section pipe are different in area, the end with the large opening is a large pipe...
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Main Authors | , , , , |
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Format | Patent |
Language | Chinese English |
Published |
28.01.2022
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Subjects | |
Online Access | Get full text |
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