Wear bushing

Details Wear bushing Wear bushing

1980-11-24

1982-07-20

Stearns, Richard R.

Cutlery

308 15, 166241, F16C 3102

Patent

active

043402593

ABSTRACT:
A wear bushing is disclosed for use to protect the bowl within a casing head or tubing head during drilling operations. In addition to preventing damage from drill string members, means are disclosed to prevent damage to the bowl caused by high velocity flow of abrasive particles.

REFERENCES:
patent: 433990 (1890-08-01), Martin
patent: 712887 (1902-11-01), Wyczynski
patent: 1891953 (1932-12-01), Sellars
patent: 2410589 (1946-11-01), Segelhorst
patent: 2465425 (1949-03-01), Bower
patent: 2635015 (1953-04-01), Babb
patent: 2758818 (1956-08-01), Kammerer, Jr.
patent: 2904357 (1959-09-01), Knox
patent: 3421580 (1969-01-01), Fowler et al.
patent: 3473607 (1969-10-01), Castille
patent: 3953089 (1976-04-01), Dainin
patent: 4098341 (1978-07-01), Lewis
patent: 4154448 (1979-05-01), Biffle
patent: 4157186 (1979-06-01), Murray et al.
patent: 4186973 (1980-02-01), Work

Affiliated with

Also associated with

Rating

Wear bushing does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Wear bushing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Wear bushing will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-247201