Screening module
AssigneeWeatherford Australia Pty Limited
InventorsRonald Johnson, Peter Olsen, Warren Spinks
Life of this patent
Estimating the term…
Abstract
A screening module 10 comprises a frame component 12 to be secured to an underlying screen deck, in use. A screening panel 14 is carried by the frame component 12. The screening panel 14 comprises an operatively upper screening surface 16 and a support structure 18 underlying the screening surface 16 with a plurality of spaced protrusions 20 being supported by and standing proud of the support structure 18. Operatively upper ends of the protrusions 20 lie substantially in a plane of the screening surface 16 and the protrusions 20 define a plurality of screening apertures 22 in the screening surface 16.
Claims17
A screening module which comprises
- a frame component to be secured to an underlying screen deck, in use;
- and
- a screening panel carried by the frame component, the screening panel comprising an operatively upper screening surface and a support structure underlying the screening surface, with a plurality of spaced protrusions being supported by and standing proud of the support structure, operatively upper ends of the protrusions lying substantially in a plane of the screening surface and the protrusions defining a plurality of screening apertures in the screening surface.
The module of claim 6 in which the protrusions are arranged at spaced intervals on the cross members.
Dependencies are inferred from the claim text.