B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 33/03 (2006.01)
Patent
CA 2420732
A screen for a shale shaker, the screen comprising at least one layer of screening material (9) characterised in that at least one ramp (7) is located on the at least one layer of screening material (9).A shale shaker comprising a screen of the invention, the shale shaker further comprising a vibratory mechanism and a basket.A screen assembly comprising at least one layer of screening material (267) and a frame (261) having four sides members (262,263,264,265) and at least one cross member (266) between two of said sides (263,265), each member (262,263,264,265,266) having a top and a bottom characterised in that said at least one layer of screening material (267) is arranged between the bottom of a first member (262,266) and the top of an adjacent member (266,264).
L'invention concerne un crible pour tamis vibrant, ce crible comportant au moins une couche de matière (9) de criblage et étant caractérisé en ce qu'il comporte au moins un plan (7) placé sur la ou les couche(s) de matière (9) de criblage ; un tamis vibrant équipé d'un tel crible, ce tamis comportant en outre un mécanisme vibrant et un panier ; un ensemble crible comportant au moins une couche de matière (267) de criblage et un cadre (261) pourvu de quatre éléments (262, 263, 264, 265) latéraux et d'au moins un élément (266) transversal situé entre deux des côtés (263, 265), chaque élément (262, 263, 264, 265, 266) présentant une partie supérieure et une partie inférieure, cet ensemble étant caractérisé en ce que la ou les couche(s) de matière (267) de criblage est/sont aménagée(s) entre la partie inférieure d'un premier élément (262, 266) et la partie supérieure d'un élément (266, 264) adjacent.
Adams Thomas Cole
Largent David Wayne
Mcclung Guy Lamont III
Schulte David Lee Jr.
Seyffert Kenneth Wayne
Mcfadden Fincham
Varco I/p Inc.
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