Sulphur based proppants and process therefor
OwnerMichael Dylon Fitzgeraldinventor
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Abstract
A proppant for enhancing the recovery of petroleum from rock formations comprises pellets of sulphur and a binding and strengthening additive, preferably comprising cement. A process for manufacturing the proppant comprises first melting sulphur to form a liquid and forming a mixture of the liquid sulphur with cement powder. The mixture is then cooled and pelletized to form pellets of a sulphur and cement composite. The pellets are then dried and sorted by size.
Claims19
A proppant for enhancing recovery of petroleum from rock formations comprising pellets of a mixture of sulphur and a first binding and strengthening additive.
A process for forming a proppant for enhancing recovery of petroleum from rock formations, the proppant comprising pellets of a mixture of sulphur and a binding and strengthening additive, the process comprising:
- heating said sulphur to form a liquid;
- forming a mixture of liquid sulphur and the binding and strengthening additive;
- heating the mixture to maintain said mixture in a liquid state;
- cooling and pelletizing the mixture;
- retrieving and drying said pellets.
Dependencies are inferred from the claim text.