| 摘要 |
<p>A fluid composition for inflating a bag or bladder used in plugging earth drill or bore holes. The fluid composition comprises: a hydrocarbon gas or hydrocarbon gas blend; a carrier; and an emulsifier. In preferred embodiments the hydrocarbon gas comprises butane or propane; the carrier comprises water; and the emulsifier comprises a carbomer, such as a cross-linked polyacrylic polymer, and/or coconut diethanolamide. An aerosol dispenser may supply the fluid composition as foam to the bag.</p> |
