FIELD: chemistry.
SUBSTANCE: grouting mortar contains cement, aluminium powder, a complex additive - Alfacem A, in the following ratio, pts.wt: cement - 100, aluminium powder - 0.025-0.5, said complex additive - 2.5, water - 50-60.
EFFECT: improved operational characteristics of the grouting mortar, particularly lighter hardened cement, obtaining tight contact between the hardened grouting mortar and the rock and the casing column.
2 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| GAS-CEMENT BACKFILL COMPOSITION | 2018 |
|
RU2691427C1 |
| GAS-CEMENT GROUTING MORTAR | 2014 |
|
RU2552261C1 |
| GROUTING MORTAR | 1994 |
|
RU2082872C1 |
| GROUTING MORTAR | 1993 |
|
RU2078906C1 |
| PLUGGING MATERIAL FOR MAKING OF BRIDGES IN WELL DRILLED INVERTED-EMULSION DRILLING MUD (VERSIONS) | 2013 |
|
RU2525408C1 |
| CEMENTING SLURRY | 2010 |
|
RU2441897C1 |
| REOLIT BACKFILLING COMPOSITION | 2013 |
|
RU2520608C1 |
| BACKFILL FOR CEMENTING WELLS WITH HIGH GAS RATIO | 2011 |
|
RU2447123C1 |
| GROUTING MORTAR | 0 |
|
SU1789665A1 |
| EXPANDING BACKFILL SOLUTION WITH CONTROLLED PROPERTIES | 2010 |
|
RU2452758C1 |
