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:
Apr. 11, 2006
Filed:
May. 17, 2002
Applicants:
Chung-ki Min, Suwon, KR;
Yong-sun Ko, Suwon, KR;
In-seak Hwang, Suwon, KR;
Inventors:
Assignee:
Samsung Electronics Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 7/00 (2006.01); B01F 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A chemical supply system includes at least two supply pipes for supplying at least two different chemicals; a mixing unit connected to the supply pipes for mixing at least two different chemicals to form a chemical mixture, an exhausting unit for exhausing the chemical mixture externally; and a filtering unit provided between the mixing unit and the exhausting unit for filtering the chemical mixture to prevent chemical particles having more than a predetermined size from being exhausted.