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原油井口管流除砂器,

Release Time:2025-04-30
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Title:
原油井口管流除砂器,
Disigner of the Invention:
郭烈锦、李广军、陈学俊
Type of Patent:
Invent
Application Number:
ZL96118733.6
Service Invention or Not:
No
Application Date:
1996-11-01
Date:
2025-04-30