Extruder, masterbatch manufacturing method, and tire manufacturing method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11230046
APP PUB NO 20190270234A1
SERIAL NO

16346241

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Importance

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Abstract

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An extruder is disclosed including: a barrel; and a screw provided with a helical groove; wherein the screw comprises a dewatering portion comprising a first portion, and a second portion at a location downstream from the first portion; wherein, at the dewatering portion, clearance between the groove and the barrel decreases as one proceeds downstream; and wherein clearance reduction ratio at the first portion is greater than clearance reduction ratio at the second portion.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TOYO TIRE CORPORATION2-2-13 FUJINOKI ITAMI-SHI HYOGO 664-0847

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tanaka, Makoto Itami, JP 342 5714

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