FIELD: oil and gas production.
SUBSTANCE: thixotropic backfilling solution contains, wt sh.: cement 100, complex reagent-stabiliser 0.5-1.55, tempering fluid 40-70; also complex reagent-stabiliser contains, wt sh.: compound of cellulose 0.25-1.0, reagent "Krep" 0.3-0.55, and defoaming agent TBF 0.012-0.05 or it contains, wt sh.: reducer of water return of KRK series 0.8-1.2 and reagent "Krep" 0.3-0.7.
EFFECT: increased sedimentation stability, facilitation of zero value of parametre of relaxation degree, also maintaining collecting properties of producing reservoirs, reduced water production, and providing qualitative casing of inclined and horizontal wells.
12 ex, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| OIL-WELL MIX FOR GENTLY SLOPING AND HORIZONTAL WELL STABILIZING | 2003 |
|
RU2256775C1 |
| GROUTING MORTAR REAGENT, GROUTING MORTAR AND WELL CEMENTING METHOD | 2004 |
|
RU2268989C2 |
| REAGENT FOR GROUTING MORTAR AND GROUTING MORTAR | 2007 |
|
RU2359004C2 |
| GROUTING MORTAR FOR CEMENTING AND SIDE SHAFTS WITH HORIZONTAL SECTIONS | 2015 |
|
RU2588066C1 |
| COMPLEX REAGENT FOR GROUTING MORTAR AND GROUTING MORTAR | 2004 |
|
RU2259468C1 |
| METHOD OF PREPARATION OF GROUTING COMPOSITION | 2001 |
|
RU2186942C1 |
| POLYMER-CEMENT GROUTING MORTAR | 2006 |
|
RU2319722C1 |
| LIGHT-WEIGHT GASPROOF PLUGGING MATERIAL FOR CEMENTING OVER-PRODUCING INTERVALS (VERSIONS) | 2012 |
|
RU2497861C1 |
| COMPLEX REAGENT FOR GROUTING MORTAR | 2018 |
|
RU2691224C1 |
| EXPANDING BACKFILL SOLUTION WITH CONTROLLED PROPERTIES | 2010 |
|
RU2452758C1 |
