Apparatus and methods for use in cementing a casing string withi

Details Apparatus and methods for use in cementing a casing string withi Apparatus and methods for use in cementing a casing string withi

1997-01-27

1997-12-16

Dang, Hoang C.

Wells

Processes

Cementing, plugging or consolidating

1661774, 166222, 1662411, 1662428, 166289, 166327, 166312, E21B 3314

Patent

active

056974426

ABSTRACT:
The present invention provides an apparatus in the form of a float shoe or collar for use in cementing a casing string within a well bore. The shoe or collar has blades extending therefrom for centering the shoe or collar, as well as the lower end of the casing string, within the well bore. The blades include jetting ports positioned therein for use in jetting the formation. In an alternative embodiment, the jetting ports are located between blades which are generally convoluted and extend circumferentially part-way around the perimeter of the apparatus.

REFERENCES:
patent: Re18651 (1932-11-01), Little
patent: 1460632 (1923-07-01), Wigle et al.
patent: 1786761 (1930-12-01), Little
patent: 1998833 (1935-04-01), Crowell
patent: 2253415 (1941-08-01), Brodie
patent: 2295803 (1942-09-01), O'Leary
patent: 2654435 (1953-10-01), Oliver
patent: 2730177 (1956-01-01), Kline
patent: 2762441 (1956-09-01), Newlin
patent: 4712619 (1987-12-01), Stepp et al.
patent: 4825947 (1989-05-01), Mikolajczyk
patent: 5377761 (1995-01-01), Kosar et al.

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