FIELD: oil and gas industry, in particular, cementation materials used during reinforcement of oil and gas wells.
SUBSTANCE: for controlling solidification of cementing solutions, solidification accelerator is injected into dry cement, placed in protective cover, with dissolves during hydration of clinker minerals of cement.
EFFECT: prevented premature solidification of cementing solution, shorter time between end of cementing operation and solidification of solution, prevented complications during cementing.
1 tbl, 5 ex
| Title | Year | Author | Number |
|---|---|---|---|
| GROUTING COMPOSITE FOR CASING CEMENTING JOBS IN CONDITIONS OF NORMAL AND LOW TEMPERATURE (VERSIONS) | 2014 |
|
RU2545208C1 |
| CASING CEMENTING JOB | 2001 |
|
RU2203389C2 |
| PLUGGING SOLUTION | 0 |
|
SU966227A1 |
| METHOD OF GROUTING MORTAR-PREPARATION | 2002 |
|
RU2213844C1 |
| PLUGGING COMPOSITION | 0 |
|
SU697688A1 |
| METHOD OF PREPARATION OF LIGHT-WEIGHT GROUTING MORTAR | 2002 |
|
RU2215124C1 |
| REOLIT BACKFILLING COMPOSITION | 2013 |
|
RU2520608C1 |
| METHOD OF RECOVERY OF CASING SEALING | 2002 |
|
RU2211305C1 |
| BACKFILLING COMPOSITION FOR INSTALLATION OF KICK-OFF SUPPORT BRIDGES | 2010 |
|
RU2434923C1 |
| GROUTING MORTAR | 0 |
|
SU1789665A1 |
