摘要:
An apparatus and method for separating solids from solids laden drilling fluid and selectively sizing the solids, the apparatus comprising a basket (312), a vibratory mechanism (314), a first screen deck (318b) and a second screen deck (318c) mounted below said first screen deck and a directing device for selecting a parallel or series mode of operation in which flow of solids laden drilling fluid is divided between the first deck and the second deck and a series mode of operation in which solids laden drilling fluid is directed on to the first screen deck and then drilling fluid screened thereby is directed on to said second screen deck wherein the apparatus further comprises a moveable diverter tray (320), moveable plate (390, 439) or duct (391, 441) for selecting parallel or series mode of operation.
摘要:
An apparatusand method for facilitating separation ofhydrocarbons from hydrocarbon laden drill cuttings, the apparatus comprisinga thermal treatment apparatus and a feeder apparatus, the thermal treatment apparatus comprising areactorand the feeder apparatus comprising a metering screw for receiving and feeding drill cuttings material into the reactor, the apparatus further comprisinga control system for controlling the metering screw.
摘要:
A separator apparatus for separating solids from a solids laden fluid, the separator apparatus comprising a screen apparatus (240, 242) arranged in a container (206), the screen apparatus (420) comprising a box (204) and at least one screen (240, 242) in or on the box (204), vibratory apparatus (230) for vibrating the at least one screen, the material to be treated flowable to the at least one screen (240, 242) and liquid in the material flowable to and through the at least one screen (240, 242), at least part of the container (206) disposed beneath the at least one screen (240, 242), a primary conveyor (208) beneath the at least one screen (240, 242) for removing solids from the container (206), the solids including liquid, a secondary treatment apparatus (220) for further processing the solids including liquid and movement apparatus (210) for receiving the solids including liquid from the primary conveyor (206) and moving the solids including liquid to the secondary treatment apparatus (220).
摘要:
An apparatus for selectively holding drill cuttings material in a process for moving drill cuttings, the apparatus comprising a vessel (2) having a first opening (7) through which drill cuttings material is introducible into the vessel (2) and a second opening (9) through which the drill cuttings material is passable out from the vessel (2), characterised in that the apparatus further comprises movement apparatus (21,26), the movement apparatus comprising a movement member (21) within the vessel (2) and movable adjacent the second opening (9) to facilitate passage of the drill cuttings material into the second opening.
摘要:
An apparatus comprising a vibratory separator and a screen assembly (20), the apparatus comprising a seal (30) for sealing between said vibratory separator and said screen assembly characterised in that said apparatus further comprises a holder (22a) for removably holding said seal (30).
摘要:
A screen for a vibratory separator, said screen comprising at least one layer of mesh adhered to a panel (1), said panel (1) having at least one aperture (5) with at least one edge (28a, 29a, 30a) bounding said aperture (5), said at least one layer of mesh overlying said at least one aperture (5) characterised in that a portion (28, 29, 30) of said panel (1) is folded to form said edge (28a,29a,30a) of said aperture.
摘要:
A screen assembly for a shale shaker, the screen assembly comprising a support structure (602) and at least one layer of screening material (601) thereon, wherein the support structure (602) comprises structural members (605,606) having a thermal expansion coefficient and the at least one layer of screening material (601) has a thermal expansion coefficient characterised in that the thermal expansion coefficient of the structural members (605,606) is substantially equal to the thermal expansion coefficient of the at least one layer of screening material (601).The invention also provides a method for making a support structure for a screen assembly, the method comprising the steps of placing at least one support member (605,606) in a mould whereupon a flowable plastics material is injected into the mould, whereupon the flowable plastics material hardens, at least a portion of the flowable plastics material forming a brace (617).
摘要:
A method for operating a shale shaker to separate solids from a solids laden fluid, the shale shaker comprising a basket (3) for holding at least one screen (2) and a vibratory mechanism (5,8) for vibrating said basket (3) to an acceleration value, the method comprising the steps of using a control apparatus (20)to continuously monitor magnitude of the load of solids laden fluid in the basket (3) and the control apparatus (20) adjusting the acceleration value induced in said basket (2) according to the magnitude of the load wherein said acceleration is stepped down to a low acceleration value below a low load threshold.
摘要:
An apparatus for separating solids from solids laden drilling fluid, the apparatus comprising a shale shaker and a screen assembly (300), the shale shaker comprising a base and a basket (30) isolated from said base, a flow tray (301) arranged in said basket (30) for directing screened drilling fluid,the screen assembly (300) comprising at least one layer of screening material (299), a screen support (340) having a perimeter with at least one support point within said perimeter, characterised in that the flow tray (301) comprises at least one raised portion (313a-313e) to support said screen assembly (300).Also disclosed is an apparatus for separating solids from solids laden drilling fluid, the apparatus comprising a shale shaker and a screen assembly (300), the shale shaker comprising a basket (30) having side supports (109,110) and at least one intermediate support (313a-313e) arranged between said side supports (109,110), the screen assembly (300) comprising a screen support (340) supporting at least one layer of screening material (299), the screen support (340) having at least two sides (352,353) supported by said side supports (109,110) and at least one support member (358) between said sides for engaging with said at least one intermediate support (313a-313e), characterised in that the screen support (340) further comprises a tapered surface (357) and said at least one intermediate support (313a-313e) has a tapered support surface (321,322), such that, in use, the tapered surface (357) and the tapered support surface (321,322) abut.
摘要:
A method for operating a shale shaker to separate solids from a solids laden fluid, the shale shaker comprising a basket (3) for holding at least one screen (2) and a vibratory mechanism (5,8) for vibrating said basket (3) to an acceleration value, the method comprising the steps of using a control apparatus (20)to continuously monitor magnitude of the load of solids laden fluid in the basket (3) and the control apparatus (20) adjusting the acceleration value induced in said basket (2) according to the magnitude of the load wherein said acceleration is stepped down to a low acceleration value below a low load threshold.