Patent ID: 11932811
Assignee: NEXTIER COMPLETION SOLUTIONS INC.
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 14:
15. The method of claim 9, wherein, in the initial injecting step:
the one or more anionic surfactants comprise one or more anionic sulfate surfactants, one or more alkyl ether sulfonate surfactants, one or more alkylaryl sulfonate surfactants, or mixtures thereof; or
the one or more cationic surfactants comprise one or more gemini, bis, or di quaternary ammonium surfactants or mixtures thereof; or
the one or more non-ionic surfactants comprise one or more alkyl polyglycoside surfactants, one or more polyethylene glycol hexadecyl ether surfactants, one or more cetostearyl alcohol surfactants, cetyl alcohol, one or more cocamide/diethanolamine surfactants, one or more cocamide/monoethanolamine surfactants, one or more decyl glucoside surfactants, one or more decyl polyglucose surfactants, one or more glycerol monostearate surfactants, one or more octylphenoxypolyethoxyethanol surfactants, one or more polyethylene glycol ether surfactants, one or more lauryl glucoside surfactants, one or more maltoside surfactants, one or more monolaurin surfactants, one or more mycosubtilin surfactants, one or more 4-nonylphenyl-polyethylene glycol surfactants, one or more ethoxylated nonoxynol surfactants, one or more polyethylene glycol nonyl phenyl ether surfactants, one or more octaethylene glycol monododecyl ether surfactants, one or more N-octyl beta-d-thioglucopyranoside surfactants, one or more octyl glucoside surfactants, oleyl alcohol, one or more polyethylene glycol surfactants derived from sunflower glycerides, one or more pentaethylene glycol monododecyl ether surfactants, one or more ethoxylated dodecanol surfactants nonionic triblock copolymer surfactants composed of a central hydrophobic chain of polyoxypropylene (poly(propylene oxide)) flanked by two hydrophilic chains of polyoxyethylene (poly(ethylene oxide)), one or more polyethoxylated tallow amine surfactants, one or more polyglycerol polyricinoleate surfactants, one or more polysorbate surfactants, one or more sorbitan surfactants, stearyl alcohol, one or more bacterial cyclic lipopeptide surfactants, one or more hydrophilic polyethylene oxide surfactants, one or more polyoxyethylene sorbitan monooleate surfactants, or mixtures thereof.