Well acidization with alpha-hydroxysulfonic acid

Details Well acidization with alpha-hydroxysulfonic acid Well acidization with alpha-hydroxysulfonic acid

1986-05-27

1987-06-02

Suchfield, George A.

Wells

Processes

Chemical inter-reaction of two or more introduced materials

166307, 252 8553, E21B 4327

Patent

active

046695451

ABSTRACT:
In acidizing a well, fluid inclusive of at least one carbonyl compound, an aqueous liquid and at least one material which contains or forms sulfite ions in the aqueous liquid is injected to form at least one alpha-hydroxysulfonic acid in contact with acidifiable material in and around the well.

REFERENCES:
patent: 2175081 (1939-10-01), Grebe
patent: 3302711 (1967-02-01), Dilgren
patent: 3326289 (1967-06-01), Mulder
patent: 3353597 (1967-11-01), Mulder
patent: 3398791 (1968-08-01), Hurd
patent: 3532165 (1970-10-01), Raifsnider
patent: 3889753 (1975-06-01), Richardson
patent: 4136739 (1979-01-01), Salathiel et al.
patent: 4589488 (1986-05-01), Schirmer

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