Barite pollution blockage remover composition of oil-gas well of oilfield and preparation method of barite pollution blockage remover composition
A technology for oil and gas wells and barite, which is applied to drilling compositions, chemical instruments and methods, etc., can solve the problems of difficult to remove pollutants, difficult degradation of waste liquid, high corrosiveness, etc., and achieves a wide range of applicable temperatures, Simple and convenient use conditions, fast response effect
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Embodiment 1
[0021] Example 1; raw materials were weighed according to the following components and weight: acetone semicarbazone 20Kg, 5-carboxylic acid-3-amino-1,2,4,-triazole 16Kg, L-sodium aspartate 16Kg, Crown ether (18-crown-6) 5Kg, diethyl phenylmalonate 8Kg, dimethylethanolamine 14Kg, ethosuximide 33Kg, iminodiacetic acid 12Kg, ammonia water (40wt%) 32Kg, water 75Kg.
[0022] Production method: First, add liquid raw materials diethyl phenylmalonate and dimethylethanolamine into water, and stir evenly to obtain liquid A; then, add solid raw materials acetone semicarbazone, 5-carboxylic acid-3-amino-1 ,2,4,-Triazole, L-sodium aspartate, crown ether (18-crown-6), ethosuximide, and iminodiacetic acid were added in sequence, and liquid A was added in sequence, and stirred while adding, until the solid raw materials were fully Liquid B is obtained by dissolving; finally, ammonia water as a pH regulator is added to adjust the pH of the liquid B to 10.3, and the oil field oil and gas well ...
Embodiment 2
[0023]Embodiment 2; Weigh the raw materials according to the following components and weight: 25Kg of acetone semicarbazone, 20Kg of 5-carboxylic acid-3-amino-1,2,4,-triazole, 13Kg of L-sodium aspartate, Crown ether (18-crown-6) 3Kg, diethyl phenylmalonate 9Kg, dimethylethanolamine 12Kg, ethosuximide 37Kg, iminodiacetic acid 10Kg, ammonia water (40wt%) 35Kg, water 70Kg.
[0024] Production method: adjust the pH of liquid B to 11; the rest are the same as in Example 1.
Embodiment 3
[0025] Embodiment 3; Weigh the raw materials according to the following components and weight: 23Kg of acetone semicarbazone, 18Kg of 5-carboxylic acid-3-amino-1,2,4,-triazole, 14Kg of L-sodium aspartate, Crown ether (18-crown-6) 4Kg, diethyl phenylmalonate 7Kg, dimethylethanolamine 15Kg, ethosuximide 36Kg, iminodiacetic acid 13Kg, ammonia water (40wt%) 30Kg, water 80Kg.
[0026] Production method: adjust the pH of liquid B to 10.1; the rest are the same as in Example 1.
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