Downhole cementing tool assembly

Details Downhole cementing tool assembly Downhole cementing tool assembly

1989-12-06

1991-08-06

Kisliuk, Bruce M.

Wells

Pistons, fluid driven into well

166193, E21B 3316

Patent

active

RE0336564

ABSTRACT:
A cementing tool assembly comprises a float collar, a cementing plug, and a wiper plug having interconnecting locking ends. The cementing tool assembly is non rotatable in the casing and includes internal frangible cutters which are breakable in compression to aid the shredding of the cementing tool assembly upon completion of the cementing operation.

REFERENCES:
patent: 2165433 (1939-07-01), Wickersham
patent: 3550683 (1970-12-01), Comeaux
patent: 4175619 (1979-11-01), Davis
patent: 4190111 (1980-02-01), Davis
patent: 4190112 (1980-02-01), Davis
patent: 4548271 (1985-10-01), Keller
patent: 4836279 (1989-06-01), Freeman
patent: 4858687 (1989-08-01), Watson et al.

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