Biological enzyme oil displacement agent
A biological enzyme and oil displacement agent technology, applied in the field of petrochemical chemicals, can solve the problems of not paying attention to the geological characteristics of oil reservoirs and the physical properties of crude oil, high salinity of formation water, and low recovery rate of oilfields, etc., to achieve improved Effects of recovery factor, low oil-water interfacial tension, and stable reservoir structure
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Embodiment 1
[0015] 9% biological enzyme, 10% polyoxyethylene ether, 13% polyacrylamide, 3% formaldehyde, 3% alkyl glycoside, 5% diquaternary ammonium salt and 57% water;
[0016] Among them, the protein compound enzyme NOYEES in the biological enzyme is 30% by weight, the biologically active substance BIO-P is 50% by weight and the BIO-A is 20% by weight.
[0017] After the product of the present invention is fully mixed, it is injected into the formation by an injection pump through an injection pipeline.
Embodiment 2
[0019] 5% biological enzyme, 10% polyoxyethylene ether, 20% polyacrylamide, 1% formaldehyde, 1% alkyl glycoside, 10% diquaternary ammonium salt and 53% water;
[0020] Among them, the protein compound enzyme NOYEES in the biological enzyme is 30% by weight, the biologically active substance BIO-P is 50% by weight and the BIO-A is 20% by weight.
[0021] After the product of the present invention is fully mixed, it is injected into the formation by an injection pump through an injection pipeline.
Embodiment 3
[0023] 14% biological enzyme, 15% polyoxyethylene ether, 10% polyacrylamide, 5% formaldehyde, 5% alkyl glycoside, 5% diquaternary ammonium salt and 46% water;
[0024] Among them, the protein compound enzyme NOYEES in the biological enzyme is 30% by weight, the biologically active substance BIO-P is 50% by weight and the BIO-A is 20% by weight.
[0025] After the product of the present invention is fully mixed, it is injected into the formation by an injection pump through an injection pipeline.
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