Wells – Processes
Patent
1984-12-13
1986-05-27
Suchfield, George A.
Wells
Processes
166279, 166310, 166371, 252 855B, E21B 4312
Patent
active
045909962
ABSTRACT:
The accumulation of inorganic mineral scale such as barium sulfate in oil field formations and/or production equipment is inhibited by adding to formation fluid or produced fluid a scale formation inhibitory amount of a polyalkoxy sulfonate of the general formula
REFERENCES:
patent: 3977471 (1976-08-01), Gale et al.
patent: 4460481 (1984-07-01), Schievelbein
Johnson, "Water Scaling Problems in the Oil Production Industry", Spec. Publ. Roy. Chem. Soc., 1983 (45), 125.
Weinritt, et al., "Unique Characteristics of Barium Sulfate Scale Deposition," Petroleum Transactions, J., Pet. Tech., 1381, Oct. 1967.
Vetter, "How Barium Sulfate is Formed: An Interpretation", J. Pet. Tech., 1515, Dec., 1975.
Leung, et al., "Nitrilotri (Methylenephosphonic Acid) Adsorption on Barium Sulfate Crystals and Its Influence on Crystal Growth", J. Crystal Growth, 44, 163 (1978).
Templeton, "Solubility of Barium Sulfate in Sodium Chloride Solutions from 25.degree. to 95.degree. C.", J. Chem. Eng. Data, 5, 514 (1960).
Nancollas, et al., "Crystal Growth and Dissolution of Barium Sulfate", Soc. Pet. Eng. J., 509, Dec., 1975.
Hoskin Dennis H.
Rollmann L. Deane
Schmitt Kirk D.
Shoemaker Gerald L.
Gilman Michael G.
McKillop Alexander J.
Mobil Oil Corporation
Odar Thomas J.
Speciale Charles J.
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