Patent application 13989190 (US), filed 2013-07-17
Publication number: US20130292314A1
Title: SOOT WATER CLEANING BY MEANS OF CONTINUOUS PRESSURE FILTRATION
CPC codes: B01D  29/52
B01D  35/16
C10J   3/485
C10J   3/78
C10J   3/84
C10J2300/169
Y02E  20/18
Office action: rejection, dated 2015-10-15
Rejection reasons: indefiniteness_112
Final disposition: pending (2015-10-15)