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Spreading device for foaming furnace
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Patent number 10,525,620
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Issue date Jan 7, 2020
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ZHEJIANG RUNYANG NEW MATERIALS TECHNOLOGY CO., LTD.
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Qingfeng Yang
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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High polymer network
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Patent number 5,223,546
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Issue date Jun 29, 1993
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Mitsui Toatsu Chemicals, Inc.
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Kenji Morita
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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