公开(公告)号：US3677704A

公开(公告)日：1972-07-18

申请号：US3677704D

申请日：1971-06-03

Applicant: PHILLIPS PETROLEUM CO

Inventor： BYRON JOHN W

IPC: C09C1/50

CPC classification number: C09C1/50 ,  B01J19/00

Abstract: GRIT IS REMOVED FROM THE GASEOUS MASS IN A CARBON BLACK FURNACE BY PASSING THE GASEOUS MASS OVER A RADIAL PORT OR DEPRESSION IN THE WALL OF THE LOWER PERIPHERY OF THE FURNACE THEREBY ENTRAPPING THE GRIT WHICH IS REMOVED BY MEANS OF A DRAW-OFF CONDUIT.

公开(公告)号：US3548454A

公开(公告)日：1970-12-22

申请号：US3548454D

申请日：1968-05-20

Applicant: PHILLIPS PETROLEUM CO

Inventor： KALLENBERGER ROBERT H ,  DOLLINGER ROBERT E ,  BYRON JOHN W ,  HENDERSON EULAS W

IPC: B30B11/04 ,  C09C1/48 ,  B30B7/00

CPC classification number: B30B11/04 ,  C01P2004/50 ,  C09C1/48 ,  Y10S425/026