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2020
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Invention
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High-speed bright quenching oil having stable cooling speed. Disclosed by the present invention i... |
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Invention
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Quick bright quenching oil and preparation method therefor. Quick bright quenching oil, prepared ... |
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Invention
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Phosphorus-free surface treating agent used before cold-rolled sheet powder coating. A phosphorus... |
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Invention
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Online monitoring system for cooling performance of quenching medium. An online monitoring system... |
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Invention
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Test device for thermal stability of quenching medium. A test device for thermal stability of a q... |
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Invention
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Aerospace aluminum alloy emulsified cutting fluid capable of retarding color change. An aerospace... |
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Invention
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Environment-friendly cutter grinding oil. Provided is an environment-friendly cutter grinding oil... |
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Invention
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Application of emulsifying wax as film-forming agent in workpiece waste heat blackening and waste... |
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Invention
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Blackening liquid containing no bactericide. Disclosed in the present invention is a blackening l... |
