The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 29, 2008

Filed:

Mar. 10, 2005
Applicants:

Yasuaki Yamane, Takasago, JP;

Koichi Miyake, Takasago, JP;

Hideo Funahashi, Takasago, JP;

Masao Murakami, Takasago, JP;

Inventors:

Yasuaki Yamane, Takasago, JP;

Koichi Miyake, Takasago, JP;

Hideo Funahashi, Takasago, JP;

Masao Murakami, Takasago, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B 7/48 (2006.01); B29B 7/74 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a conical twin-screw extruder in which two rotor shafts having flights on the outer peripheral surfaces thereof and being adjacent to each other in the lateral direction are accommodated in a barrel having a raw material supply port on one side and a raw material discharge port on the other side, and the distance between the rotor shafts and the outside diameters of the flights thereof are gradually reduced from the supply port side to the discharge port side, characteristically, the barrel is provided with a water-removing port for removing water contained in a raw material supplied through the raw material supply port, out of the barrel. The extruder can be applied to raw materials various shapes, sizes, and properties.


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