Precision double-tube sand equivalent tester

CN309250705SActive Publication Date: 2025-04-22CANGZHOU ZHONGTU EXPERIMENTAL INSTR CO LTD
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Patent Information

Application Number
CN202430580784.4
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-09-11
Publication Date
2025-04-22
Estimated Expiration
2039-09-11

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Abstract

1. The name of this design product: Precision double-barrel sand equivalent tester. 2. Purpose of this design product: Used for fine aggregate sand equivalent test. 3. The design key point of this appearance design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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