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Method of producing polyolefin
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Patent number 5,225,502
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Issue date Jul 6, 1993
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Tosoh Corporation
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Morihiko Sato
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Process for producing a polyolefin
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Patent number 5,162,464
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Issue date Nov 10, 1992
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Tosoh Corporation
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Morihiko Sato
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Manufacturing method of polyolefin
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Patent number 4,804,726
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Issue date Feb 14, 1989
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Ioyo Soda Manufacturing Co., Ltd.
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Yozo Kondo
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...