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Title: Swivel apparatus

Abstract

Swivel apparatus is described that is suspended for handling pipe joints to be added to or taken from a drill string including powered apparatus connected to a cable for raising and lowering the swivel apparatus. The swivel apparatus may comprise an upper stationary section and a lower rotatable tubular section adapted to receive one end of a pipe joint and having a radially movable latch assembly for engagement therewith. The lower section may be provided with cam apparatus movable, relative to the latch assembly, from an inoperative position to an operative position camming the latch assembly from a first position, permitting free entry of the pipe joint end into the lower section, to a second, latching the pipe joint end in the lower section.

Inventors:
Publication Date:
OSTI Identifier:
6569720
Patent Number(s):
US 4226447
Assignee:
Brown Oil Tools, Inc.
Resource Type:
Patent
Resource Relation:
Patent File Date: Filed date 9 Jan 1976
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING; DRILLING EQUIPMENT; DESIGN; WELL DRILLING; DRILL PIPES; DRILLING; EQUIPMENT; PIPES; 420206* - Engineering- Mining & Drilling Equipment & Facilities- (1980-1989)

Citation Formats

Brown, C C. Swivel apparatus. United States: N. p., 1980. Web.
Brown, C C. Swivel apparatus. United States.
Brown, C C. 1980. "Swivel apparatus". United States.
@article{osti_6569720,
title = {Swivel apparatus},
author = {Brown, C C},
abstractNote = {Swivel apparatus is described that is suspended for handling pipe joints to be added to or taken from a drill string including powered apparatus connected to a cable for raising and lowering the swivel apparatus. The swivel apparatus may comprise an upper stationary section and a lower rotatable tubular section adapted to receive one end of a pipe joint and having a radially movable latch assembly for engagement therewith. The lower section may be provided with cam apparatus movable, relative to the latch assembly, from an inoperative position to an operative position camming the latch assembly from a first position, permitting free entry of the pipe joint end into the lower section, to a second, latching the pipe joint end in the lower section.},
doi = {},
url = {https://www.osti.gov/biblio/6569720}, journal = {},
number = ,
volume = ,
place = {United States},
year = {1980},
month = {10}
}