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2024
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Invention
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Device and method for obtaining maleic anhydride from gas phase containing maleic anhydride. The ... |
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Invention
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Device and method for producing high-pressure or super high-pressure steam as byproduct from male... |
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Invention
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Apparatus for maleic anhydride apparatus to produce high-pressure or ultra-high-pressure steam as... |
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2023
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Invention
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Preparation method for high impact polystyrene and high impact polystyrene.
Disclosed are a prep... |
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Invention
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Preparation method for high impact polystyrene and high impact polystyrene. Provided in the prese... |
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2022
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Invention
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Method for refining styrene by using combined falling film reboilers and heat pump technology to ... |
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Invention
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Styrene refining method having combination of falling-film reboiler and heat pump technology to s... |
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Invention
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Low-pressure drop ethylbenzene evaporator and energy-saving process for ethylbenzene vaporization... |
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Invention
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Extrusion molding method for copper-based acetophenone hydrogenation catalyst and use thereof. Th... |
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Invention
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Method for producing 1,4-butanediol and co-producing succinic anhydride by means of direct hydrog... |
