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.
Patent No.:
Date of Patent:
Mar. 18, 2008
Filed:
May. 18, 2004
Ping-yang Chen, Miaoli County, TW;
Chih-peng Liao, Hsinchu County, TW;
Chin-chi Chen, Hsinchu, TW;
Shu-ming Kuo, Kaosiung County, TW;
Yi-chang Yang, Hsinchu, TW;
Jui-yuan Lin, Hsinchu, TW;
Ping-Yang Chen, Miaoli County, TW;
Chih-Peng Liao, Hsinchu County, TW;
Chin-Chi Chen, Hsinchu, TW;
Shu-Ming Kuo, Kaosiung County, TW;
Yi-Chang Yang, Hsinchu, TW;
Jui-Yuan Lin, Hsinchu, TW;
Powerchip Semiconductor Corp., Hsinchu, TW;
Abstract
A pipe trap comprising a body, a disc filter, a pipe and a plurality of mesh filter suitable for filtering gases is provided. The pipe trap body has a gas inlet and a gas outlet. The disc filter and the mesh filters are enclosed inside the pipe trap body. One end of the pipe connects with the disc filter and the other end of the pipe connects with the gas outlet. The mesh filters are enclosed inside the pipe. Using a multi-stage filtering method, liquid matter separates out first and then gaseous particles are filtered according to the particle size so that the pipe trap has a high filtering efficiency.