Method of removing oil from water

• US 3,146,185 A
• Filed: 05/22/1961
• Issued: 08/25/1964
• Est. Priority Date: 05/22/1961
• Status: Expired due to Term

• Current Assignee: James W. Fella
• Original Assignee: James W. Fella
• Inventors: Fella, James W.
• Application Number:
  US04/111,751
• Time in Patent Office: 1,191 Days
• US Class Current: 210/694
• CPC Class Codes: B01D 17/0202 by ab- or adsorption
• CPC Class Codes: B01D 17/0208 by sedimentation
• CPC Class Codes: C10B 55/00 Coking mineral oils, bitumen, tar, and the like or mixtures thereof with solid carbonaceous material cracking oils C10G
• CPC Class Codes: C10G 9/00 Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils

Claims

1. THE PROCESS OF REMOVING SOLUBLE AND ENTRAINED INSOLUBLE OIL FROM AN OIL-LADEN WATER TO BE USED IN THE HYDRAULIC DECOKIING OF A COKE BED CONTAINED IN A COOKING ZONE OF A DELAYED COKING UNIT WHICH METHOD COMPRISES INTRODUCING THE OIL-LADEN WATER INTO A HOT BED OF COKE IN THE COKING ZONE DURING THE COKE COOLING CYCLE OF THE DELAYED COKING OPERATION, REMOVING OIL-LADEN WATER VAPORS FROM THE SAID COKING ZONE, CONTINUING TO INTRODUCE THE OIL-LADEN WATER INTO SAID COKE BED UNTIL THE COKE BED IS COOLED AND INTERSTICES WITHIN THE COKING ZONE ARE FILLED WITH WATER, WITHDRAWING A CLARIFIED WATER FROM THE BOTTOM OF THE COKE BED AND SUBSEQUENTLY USING SAID WITHDRAWN WATER IN THE HYDRAULIC DECOKING CYCLE OF THE DELAYED COKING OPERATION.