Abstract: A method for engaging in an activity, the activity to be engaged in by a plurality of players, each player provided with at least one disc with identifying indicia, the method including each player throwing at least one disc at a target, each disc having identifying indicia for identifying the player throwing said disc, and scoring for each player based on a final resting location of said at least one disc; and a method for engaging in an activity, the activity to be engaged in by at least two players, the players divided into a first team and a second team each team with at least one player, the first team provided with at least one disc, the method including at least one player of the first team throwing the at least one disc at a player of the second team.

Abstract: A unibody structure for a screen assembly for a vibratory separator, and screens with such a structure, the unibody structure having, in certain aspects, an integral body member with a portion having a plurality of spaced-apart openings therethrough, the integral body member including side portions foldable to form a pair of spaced-apart integral side members, the integral body member having a plurality of spaced-apart support openings defining portions of the integral body member foldable to form a plurality of spaced-apart supports extending from a first side of the integral body member to a second side thereof and each support of the plurality of spaced-apart supports independent of each other support of the plurality of spaced-apart supports along its length.

Abstract: A screen assembly which, in at least certain aspects, has at least one wire mesh screen formed with undulating mesh material having a series of ridges spaced apart by a series of valleys, a corrugated perforated plate with an undulating shape corresponding to the undulating mesh material of the at least one wire mesh screen, the at least one wire mesh screen on the corrugated perforated plate, a series of spaced apart rods all of which are in one plane, the corrugated perforated plate mounted on the rods of the series of spaced apart rods, and each rod having a length and independent of and not connected to the other rods along its length by any member in the same plane as the rods, each rod having two spaced apart ends.

Abstract: A flying disc with a disc body and a compact or computer disc on the disc body; in one aspect the compact or computer disc disposed between a first flying disc and a second flying disc; and, in one aspect, the second flying disc releasably attached to the first flying disc.

Abstract: A system for heating or cooling a wellhead, the system including a header in fluid communication via a pipe with a wellhead so that header heat transfer fluid is flowable from the header to the wellhead and back to the header, an earth heat exchange system with earth heat exchange fluid flowable therethrough to provide heat exchange between the earth heat exchange fluid and the earth, and the earth heat exchange fluid flowable in heat exchange relation to heat or cool the wellhead.

Abstract: A screen assembly for a vibratory separator, the screen assembly having a first screen portion having a first end and a second end spaced apart from the first end, and a second screen portion formed integrally of or connected to the second end of the second screen portion. A screen assembly with a first portion of screening material and a second raised portion of screening material, the second raised portion extending from a material introduction end of the screen assembly to a material exit end thereof, the raised portion, in one aspect, culminating in an apex above the first portion of screening material.

Abstract: A screen assembly for a vibratory separator, the screen assembly including at least one lower coarse screen member, at least one upper fine screen member above the at least one lower coarse screen member and fused with plastic to the at least one lower coarse screen member, and a strip member beneath and adhered to the at least one lower coarse screen member. In one aspect the strip member includes two side strips, two end pieces, and a plurality of spaced-apart strips parallel to the two side strips each with an end terminating at, in, or on each of the end pieces.

Abstract: A support strip has been invented for supporting part of a screen used in a vibratory shaker, the support strip having a support body having spaced-apart ends spaced-apart sides, and a top surface, and at least one hump, raised portion or upturned finger projecting above the top surface of the support body and a support beneath said at least one hump, etc. The support may be entirely beneath the hump, etc. or part thereof may project beyond the hump, etc. The present invention also discloses a variety of screens and screen assemblies with such structure.

Abstract: A screen assembly for a vibratory separator has been invented, which, in certain aspects, has at least two ridge-valley series of screening material with a plurality of alternating ridges and valleys of screening material, and at least one ridge-valley series of screening material offset from at least one other ridge-valley series of screening material. A screen assembly for a vibratory separator has been invented, which, in certain aspects, has at least one ridge-valley series of screening material, said ridge-valley series including a plurality of ridges each ridge between valleys of a plurality of valleys, and each ridge having a first end spaced apart from a second end, said first end having a top wider than a top of second end.

Abstract: A unibody structure for a screen assembly for a vibratory separator, and screens with such a structure, the unibody structure having, in certain aspects, an integral body member with a plurality of spaced-apart openings therethrough for sealingly abutting the shoulder support portion of an end of an adjacent screen defining fluid flow paths for screening and/or defining a plurality of spaced-apart supports for screening material, and the integral body member including side portions foldable to form one or two pairs of spaced-apart integral side members and/or the integral body member including two end portions foldable to form a pair of spaced-apart integral end members and/or a pair of spaced-apart ends. In certain aspects one of a pair of spaced-apart end portions is configured with a shoulder support portion and another end with a ledge portion.

Abstract: A screen assembly for a vibratory separator has been invented, which, in certain aspects, has at least two ridge-valley series of screening material with a plurality of alternating ridges and valleys of screening material, and at least one flat area of screening material adjacent at least one of the ridge-valley series.

Abstract: An inflatable packer with a packer body, an inflatable bladder mounted around the packer body, a bladder support mounted around the inflatable bladder, the packer body, the inflatable bladder and the bladder support made of drillable material. A method for reclaiming a borehole extending from an earth surface into the earth, part of which is in a lost circulation zone, the method including closing off the borehole to fluid flow above the lost circulation zone by installing a packer system with an inflatable packer element and a valve apparatus in the borehole above the lost circulation zone, inflating the inflatable packer element with cement, and allowing the cement to set so that the inflatable packer and the valve apparatus effectively seal off the borehole to fluid flow.

Abstract: A method for exchanging heat between a pipeline through which fluid is flowable and an earth heat exchanger through which heat transfer fluid is flowable flows, the method including flowing heat transfer fluid through an earth loop or conduit extending from an earth surface down into the earth and having a portion in the earth at a desired location with a desired earth temperature, emplacing heat exchange apparatus with respect to a pipeline portion of a pipeline, the heat exchange apparatus including a heat exchange device for exchanging heat with the pipeline and connection apparatus, connecting the connection apparatus in fluid communication with the heat exchange device and the earth loop or conduit, and flowing the heat transfer fluid in heat exchange relation with the heat exchange device to transfer heat between the pipeline portion and the heat transfer fluid.

Abstract: A support strip has been invented for supporting part of a screen used in a vibratory shaker, the support strip having a support body having spaced-apart ends spaced-apart sides, and a top surface, and at least one hump, raised portion or upturned finger projecting above the top surface of the support body and a support beneath said at least one hump, etc. The support may be entirely beneath the hump, etc. or part thereof may project beyond the hump, etc. The present invention also discloses a variety of screens and screen assemblies with such structure.

Abstract: A bag filter system for filtering fluid has been invented which has, in certain aspects, a mount apparatus having at least one mount opening therethrough for emplacement therethrough of part of a bag filter, at least one bag filter having a support member and filter material connected to the support member, the filter material suitable for insertion through the at least one mount opening of the mount apparatus, the support member having a fluid opening through which the fluid is flowable to the filter material, an interface between the support of the at least one bag filter housing member and the mount apparatus, and a seal member encompassing the support member/mount apparatus interface and interposed therebetween to inhibit fluid leakage through said interface. The bag filter system's seal member in certain aspects is a seal member around the fluid opening, and a mount apparatus seal member is disposed around the at least one mount opening.

Abstract: An assembly has been invented for a vibratory shaker for screening material flowing thereto, which according to certain aspects of the present invention has a panel with a plurality of spaced-apart holes therethrough, a plurality of strips spaced-apart thereon and defined by the plurality of holes, the strips in a first plane, a plurality of crossmembers each of which has two ends, one end connected to one of the strips and the other end connected to another strip, the crossmembers in a plane different from that of the first plane. In embodiments of a screen assembly according to the present invention, there is screening material on such a panel.

Abstract: A wash nozzle for wellbore washing operations has been invented, the wash nozzle, in one aspect having a central mandrel with a top, a bottom, and a fluid flow bore therethrough from top to bottom, at least one mandrel port through the central mandrel for fluid flow from within the central mandrel's fluid flow bore to an exterior of the central mandrel, a hollow sleeve rotatably mounted around the central mandrel, and at least one sleeve port through the sleeve for fluid flow from within the sleeve from the exterior of the central mandrel to an exterior of the sleeve, the at least one sleeve port defined by a wall on the sleeve. In one aspect the wash nozzle includes apparatus for selective rotation of the sleeve about the mandrel. In one aspect flow through the wash nozzle is stopped to effect sleeve rotation and, in one particular aspect, flow through the nozzle is then re-established. Methods have been invented using such wash nozzles for wellbore washing operations and/or cuttings removal.

Abstract: A wellbore mill has been invented having a flexible main body, and at least one milling apparatus secured on the flexible main body. A wellbore mill has been invented having a main body with a top end and a bottom end, at least one milling structure on the mill body, and a stinger projecting down from and releasably secured to the bottom end of the mill body. Methods have been invented for milling wellbore tubulars with such mills. A method for eliminating tubular offset in a wellbore has been invented, and the method includes positioning a wellbore mill in a tubular offset of a tubular string in a wellbore, the wellbore mill comprising a flexible main body and at least one milling apparatus secured on the flexible main body, and rotating the wellbore mill to mill at least part of the tubular offset.

Abstract: A screen assembly for a vibratory separator has been invented, the screen assembly, in certain aspects, having a panel with two connected pairs of spaced-apart sides including a first pair of spaced-apart side separated by a second pair of spaced-apart sides, a plurality of spaced-apart strips extending between the first pair of spaced-apart sides, each adjacent pair of the plurality of spaced-apart strips defining a space therebetween through the panel, a first mesh bonded to the spaced-apart strips, and a second mesh bonded to the backup mesh. In one aspect a third mesh is bonded to the second mesh. In one aspect the strips are formed from a panel piece by cutting material therefrom with a laser.

Abstract: Methods have been invented for a person to throw one or more throwing plates that have thereon indicia such as letters, syumbols and/or numbers and, in one aspect, the method includes throwing a series of throwing plates with different colors and/or different indicia thereon.