| 摘要 |
<p>A well is cemented using a cementing composition containing a portion of the drilling fluid used to drill the well. A set-activated cementing composition comprised of water, silica fume, a dispersing agent, a set-activator, a set delaying additive and a portion of the drilling fluid, is introduced into the well and permitted to set into a hard mass therein.</p> |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC., DUNCAN, OKLA., US |
发明人 |
ONAN, DAVID D., LAWTON, OKLAHOMA 73505, US;TERRY, DRALEN T., DUNCAN, OKLAHOMA 73533, US;TOTTEN, PATTY L., DUNCAN, OKLAHOMA 73533, US;BRAKE, BOBBY G., DUNCAN, OKLAHOMA 73533, US;KING, BOBBY J., DUNCAN, OKLAHOMA 73533, US |
