Side door casing spool for an oilwell casing

Description

FIG. 1 is a perspective view taken from the top, front and left side of a side door casing spool for an oilwell casing showing our new design;

FIG. 2 is a front elevational view thereof, the rear being the same as the front shown;

FIG. 3 is a left side elevational view thereof, the right side being the same as the left side shown; and,

FIG. 4 is a top plan view thereof, the bottom being the same as the top shown.

Claims

The ornamental design for a side door casing spool for an oilwell casing, as shown and described.

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Inventors:	Rinaldo; Marion (Palisade, CO), Crouch; William J. (Casper, WY)
Appl. No.:	06/488,063
Filed:	April 25, 1983

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Current U.S. Class:	D23/200; D15/21
Field of Search:	;D15/10,21,199 ;166/75R,242 ;285/121 ;D23/1,40,43,44

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References Cited [Referenced By]

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U.S. Patent Documents

D34032	February 1901	Gates
D205916	October 1966	Pelsue
D208388	August 1967	Graham
D240428	July 1976	Hoffman
D245928	September 1977	Frafjord
D254266	February 1980	Tableriou
1533404	April 1925	Green

Primary Examiner: Largen; James R.
Attorney, Agent or Firm: Spangler, Jr.; Edwin L.