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Primary Examiner: Guynn, Herbert B.
Assistant Examiner:
Attorney: Anderson, Jr.; Rudolph J., Westlake, Jr.; Harry E., Speer; Raymond M.

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Title: Thickened alcohol well treating compositions

Abstract: Alcohols, particularly anhydrous alcohols, thickened with aminomethylated polyacrylamide, used as fracturing fluids for stimulating well production.


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Inventors: Boothe, Jerry Emile (Coraopolis, PA, US)
Martin, Fred David (McMurray, PA, US)

Application Number: 549397
Filing Date: 1975-02-12
Publication_date: 1977-03-15
Assignee: Calgon Corporation (Pittsburgh, PA)
Primary Class(es): 507/225 166/283, 166/308.4, 507/266, 507/922
Other Classes:
US Patent Ref:
2328901Sep, 1943Grimm et al.260/72.
3310112Mar, 1967Nielsen et al.166/283.
3539535Nov, 1970Wisner260/72.
3661880May, 1972Markert et al.526/62.
3696035Oct, 1972Nimerick166/308.
3779914Dec, 1973Nimerick252/8.

Other Refs: Other References: Buchley, et al., Article in the Oil and Gas Journal, Sept. 17, 1973, pp. 84-88.