BEHIND CASING WASH AND CEMENT

• Main Authors: PHADKE, Amal, GONUGUNTLA, Praveen, STEVENS, James C, MUELLER, Dan, HOVDA, Lars
• Format: Patent
• Language: English
• Published: 19.10.2023
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The invention relates to a method of conducting a perf wash cement ("P/W/C") abandonment job in an offshore oil or gas well annulus, in particular the washing or cementing operation using a rotating head with nozzles dispensing wash fluid or cement at pressure. A new design of bottom hole...