PROCESS FOR STIMULATING OIL AND GAS WELLS IN OIL AND GAS PRODUCTION FROM SUBTERRANEAN FORMATIONS, AND STIMULANT FOR THIS PURPOSE

HOE 89/F 900 of the disclosure A process for stimulating oil and gas wells in oil and gas production from subterranean formations, and stimulant for this purpose In the process described, the oil/gas-containing subterranean formations are contacted with a selected fluorosurfactant as a stimulant. A...

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Bibliographische Detailangaben
Hauptverfasser: FISCHER, REINHARD, BATHELT, HEINRICH, SCHNEIDER, GERHART
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:HOE 89/F 900 of the disclosure A process for stimulating oil and gas wells in oil and gas production from subterranean formations, and stimulant for this purpose In the process described, the oil/gas-containing subterranean formations are contacted with a selected fluorosurfactant as a stimulant. A particularly preferred stimulant is composed essentially of the said fluorosurfactants and of non-fluorinated nonionic surfactants from the group comprising the alkoxypolyethylene glycol ethers and from the group comprising the alkylphenoxypolyethylene glycol ethers, the three components being present in a weight ratio of preferably about 1 : 1 : 1.