US 10,494,270 B2  Page 2  Related U.S. Application Data  continuation of application No. 12/527,325, filed as  application No. PCT/US2008/002092 on Feb. 14,  2008, now Pat. No. 8,585,903, which is a continu› ation-in-part of application No. 11/809,893, filed on  May 31, 2007, now abandoned.  (51)  Int. Cl.  C02F 1154  C02F 1166  BOID 11102  BOID 17104  C02F 101/10  C02F 101/12  C02F 101/16  C02F 101/20  C02F 101/22  C02F 101/30  C02F 103/10  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (2006.01)  (60)  Provisional application No. 60/901,624, filed on Feb.  14, 2007.  (52)  U.S. Cl.  CPC ..........  C02F 115236  (2013.01);  C02F 115245  (2013.01);  C02F 11542  (2013.01);  C02F 1166  (2013.01);  C02F 2101/101  (2013.01);  C02F  2101/103  (2013.01);  C02F 2101/105  (2013.01);  C02F 2101/106  (2013.01);  C02F  2101/12  (2013.01);  C02F 2101/163  (2013.01);  C02F 2101/166  (2013.01);  C02F 2101/203  (2013.01);  C02F 2101/206  (2013.01);  C02F  2101/22  (2013.01);  C02F 2101/30  (2013.01);  C02F 2103/10  (2013.01)  ( 58)  Field of Classification Search  CPC .. C02F 1/5425; C02F 1/56; C02F 1/62; C02F  1/66; C02F 9/00; C02F 2103/10; C02F  2101/10; C02F 2101/22; C02F 2101/30;  C02F 2101/101; C02F 2101/103; C02F  2101/106; C02F 2101/105; C02F  2101/163; C02F 2101/166; C02F  2101/203; C02F 2101/206;  BOID 11/02;  BOID 11/028; BOID 11/0288; BOID  11/04; BOID 11/0488; BOID 11/0492;  BOID 21/01; BOID 2221/04  USPC ....... 210/634, 638, 639, 669, 702, 705, 708,  210/712, 729, 732, 734, 735, 787,  210/801-806, 912, 913, 683, 684, 688;  252/60, 175, 179-181; 422/258, 259;  423/54  See application file for complete search history.  (56)  References Cited  U.S. PATENT DOCUMENTS  3,750,031  A  *  7/1973 Mayer.  H03J 1/066  334/14  3,969,476  A  *  7/1976 Lucas ....................... B03B 1/04  423/1  5,276,189  A  *  1/1994 Ikeda .................... C07C 209/00  564/281  5,968,364  A  *  10/1999 Virnig ....................... C02F 1/26  210/634  6,203,704 Bl *  3/2001 Tateishi  B0lD 11/0288  210/634  6,896,808 Bl *  5/2005 Jay .......................... C22B 7/006  210/638  7,318,897 B2 *  1/2008 Feng ......................... C0lF 7/34  210/639  8,585,903 B2 *  11/2013 Monzyk ................. B0lD 21/01  210/639  9,617,175 B2 *  4/2017 Monzyk ................. B0lD 21/01  2004/0010955 Al*  1/2004 Zhuang ..................... B09C 1/08  40/727  2004/0129636 Al*  7/2004 Monzyk.  B0lD 11/0449  210/634  * cited by examiner 