Screen

Description

FIG. 1 is a perspective view of a screen according to the present invention;

FIG. 2 is a top view of the screen of FIG. 1;

FIG. 3 is a bottom view of the screen of FIG. 1;

FIG. 4 is a side view of one side of the screen of FIG. 1;

FIG. 5 is a side view of another side of the screen of FIG. 1 opposite the side shown in FIG. 4;

FIG. 6 is an end view of the screen of FIG. 1; and,

FIG. 7 is another end view of the screen of FIG. 1 opposite the end shown in FIG. 6.

Claims

The ornamental design for a screen, as shown and described.

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Inventors:	Leone; Vincent D. (Houston, TX), Seyffert; Kenneth W. (Houston, TX)
Assignee:	Environmental Procedures, Inc. (Houston, TX)
Appl. No.:	D/048,575
Filed:	January 4, 1996

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Related U.S. Patent Documents

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	Application Number	Filing Date	Patent Number	Issue Date
	14571	Oct 25, 1993	Des. 366040	Jan 9, 1996
	56123	Apr 30, 1993	5385669	Jan 31, 1995
	105696	Aug 12, 1993	5392925	Feb 28, 1995

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Current U.S. Class:	D15/147
Field of Search:	;D5/1-11 ;D15/147,199 ;D25/33 ;209/319,403 ;210/488,489,495,499,155

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References Cited [Referenced By]

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U.S. Patent Documents

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Other References

"Clean Liquids/Dry Solids," Flo Trend Systems, Inc., 1989. . "Filtration & Separation," Flo Trend Systems, Inc. 1989. . "Screening Equipment Handbook," Pankratz, 1988. . "Catalog 105 H & K Perforated Matrials," Harrington & King Perforating Company, 1988. . "McNally Coal Preparation Manual, M 576" pp. iii, 73-96, 216 (1978). . "Layered shale shaker screens improve mud solids control," World Oil (1978). . "The Brandt Company General Catalog 1982-83," 4 pages (1982). . "Derrick Sandwich Shaker," Derrick Equipment Co. (Prior to 1992). . "Take The Drilled Solids Out," The Brandt Company, (Sep. 1980). . "Sweco Full-Flow," Sweco, Inc. 1992. . "Sweco Oilfield Services," Composite Catalog, 1992. . "Supertaut Mud Cleaner Screens," Sweco Oilfield Services, 1992. . "LM-3 Full-Flo Shale Shaker," Sweco Oilfield Services, 1991..

Primary Examiner: Davis; Antoine Duval
Attorney, Agent or Firm: McClung; Guy