FIELD: construction.
SUBSTANCE: present invention relates to setting composition with increased time of pumping containing hydraulic cement, cement dust, water, additive slowing setting, and cement setting accelerator; wherein setting composition is free from microspheres and maintains state convenient for pumping with fluid pump for at least one day; cement setting accelerator is present in setting composition with increased time of pumping in an amount of approximately 0.1 to about 4 wt%, wherein cement setting accelerator comprises at least two additives selected from a group including calcium chloride, zinc formiate and calcium acetate.
EFFECT: materials setting.
10 cl, 27 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD FOR PIPE STRING CEMENTING | 2013 |
|
RU2566836C2 |
| METHOD TO USE COMPOSITIONS INCLUDING CEMENT KILN DUST AND CAPABLE OF SETTING | 2006 |
|
RU2460870C2 |
| METHOD OF BOREHOLE CEMENTATION | 2006 |
|
RU2404143C2 |
| FOAMED COMPOSITIONS, CAPABLE OF SETTING AND CONTAINING CEMENT FURNACE DUST, AND METHODS OF THEIR APPLICATION | 2006 |
|
RU2407714C2 |
| SETTING COMPOSITION CONTAINING NON-EXPANDED PEARLITE AND METHOD OF CEMENTING IN UNDERGROUND FORMATIONS | 2011 |
|
RU2599744C1 |
| SETTABLE COMPOSITIONS CONTAINING NON-EXPANDED PEARLITE (VERSIONS) | 2011 |
|
RU2637674C2 |
| SETTABLE COMPOSITIONS COMPRISING UNEXPENDED PEARLITE AND METHODS OF CEMENTING IN UNDERGROUND FORMATIONS | 2011 |
|
RU2562627C2 |
| COMPACTING SPACER FLUIDS AND METHODS FOR USE THEREOF | 2013 |
|
RU2612763C2 |
| SOLIDIFYING COMPOSITIONS CONTAINING NATURAL PUZZOLANA AND METHOD RELATED THEREWITH | 2010 |
|
RU2507379C2 |
| CURABLE COMPOSITIONS CONTAINING CO-MILLED PEARLITE AND HYDRAULIC CEMENT | 2012 |
|
RU2584431C2 |
