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| Number | Title | Issue Date |
| 5426950 | Refrigerant separation apparatus and method Plural heat extraction arrangements are provided which are preferably associated with a separation vessel (50). The heat extraction arrangements can function in a vertical, horizontal, or any position between horizontal and vertical while receiving a refr... | 06/27/1995 |
| 5411099 | Well tool and method A liner (L) includes a well tool, or liner portion (LP) which may be connected anywhere in the longitudinal extent of the liner (L) that is overlapped by a well bore tubular member. The well tool includes a liner hanger (LH) and packer (P) thereon which a... | 05/02/1995 |
| 5392579 | Lipless clip for vinyl siding and method A clip (5) is formed of strip metal or material C for engaging with an upper most panel (UP) of a building siding (25) and a top out panel (P) to secure the top out panel (P) in position between the uppermost panel (UP) and the soffit (S) of building sidi... | 02/28/1995 |
| 5373906 | Orientable guide assembly and method of use An anchor (A) or guide assembly (GA) connects with a workstring (WS) that may include a drill string (DS). The guide assembly (GA) includes an internal tubular member (ITM) to releasably connect with the workstring (WS). A tube (CT) is within the internal... | 12/20/1994 |
| 5372467 | Grain conveyer and spreader A frame (27) supports a receiver chute (18) for conveying particulate solids to a rotatable conveyer chute (26) or (26a) that is configured to rotate as particulate solids are conveyed through the rotatable chute (26) or (26a) to rotate it and convey part... | 12/13/1994 |
| 5361832 | Annular packer and insert An annular packer (P) with an axial bore (21) includes an elastomer body (23) with inserts (22) partially embedded therein and spaced circumferentially about the axial bore (21). The inserts (22) each support an element (24') embedded in the elastomer bod... | 11/08/1994 |
| 5339913 | Well orienting tool and method of use A down hole well tool shown in the form of an orienting tool (OT) has mandrel (16) with helical grooves (16a) thereon and a tubular member (20) which telescopically receives the mandrel (16). Keys (22) on tubular member (22) engage in the grooves (16a). M... | 08/23/1994 |
| 5318131 | Hydraulically actuated liner hanger arrangement and method A liner hanger setting arrangement includes setting tool (T) which supports a piston (P) for engagement with a tubular member (M) moveably supported on the liner (L). At least one cone surface (27) is provided on the member (M). The tubular member (M) is ... | 06/07/1994 |
| 5284210 | Top entry sub arrangement A top entry sub (ES) includes a tubular member (TM) with a main body section (8) and an enlarged external diameter upper end portion (11). A single passage (15) extends through the main body section (8) and terminates in a pair of spaced passages (14) and... | 02/08/1994 |
| 5259337 | Solar actuated animal feeder An animal feeder includes inclined surfaces (11) engaged along their adjacent edges to form an open vertex (V) at their upper end. The inclined surfaces terminate in bent lower edges (16). A container or bin (6) is secured on the inclined surfaces to rece... | 11/09/1993 |
| 5243961 | Portable cooker and support arrangement A support (S) includes a back (8) with integral first and second side portions (11) and (12). Sides (6) and (7) and back (8) have integral shoulder supports which are stamped in the sides and back. There are three rows (TR), (MR) and (BR) of shoulder supp... | 09/14/1993 |
| 5241754 | Navigational aid for use with a map, chart, or the like A pair of members (8) and (9) are joined by a pair of parallelograms (11) and (13) and when the members (8) and (9) are semi-circular in shape, they provide an apparatus and method whereby they may be positioned adjacent each other to form a circular memb... | 09/07/1993 |
| 5197547 | Wireline set packer tool arrangement A body (B) having a collapsed resilient element (55) therein is releasably secured on a mandrel (M). A packer (P) is supported on a packer support (26) on the mandrel. As the packer tool is assembled, opposed lugs on the mandrrel are placed in a J slot (5... | 03/30/1993 |
| 5193620 | Whipstock setting method and apparatus A whipstock setting apparatus includes a whipstock with a mandrel secured thereto and depending therefrom. A cutter, or mill is connected to a work string and releasably connected to the whipstock. A packer assembly including a mechanical weight set packe... | 03/16/1993 |
| 5129648 | Basketball throw shot practice arrangement and method A basketball throw arrangement includes a net supported by a longitudinally extending main support with lateral support arms engaging an upper edge of the net to position the net adjacent a basketball hoop on a backboard. The main support abuts the playin... | 07/14/1992 |
| 5065617 | Multiple diameter pipe test end closure A test head for enclosing pipe ends to test any diameter pipe within a plurality of pipe diameters in a preselected range which test head has a seal ring assembly which has a resilient body with a counterbore of a larger volume than non-resilient segments... | 11/19/1991 |
| 5061213 | Control cable housing seal and lubricant for marine steering system A lubricant and seal arrangement for the control cable and control cable housing of a marine steering system wherein the control cable is connected at one end to move the control cable longitudinally and at its other end to a tubular member that is telesc... | 10/29/1991 |
| 5043082 | Collection device and method of use thereof for the concentration, transport and processing of cellular components to determine the presence or absence of biomarkers A container having a longitudinal passage is provided with a filter for collecting thereon cellular components having a particle size range of 5 microns or greater. Where the cellular components are to be harvested from a hostile environment such as voide... | 08/27/1991 |
| 5036922 | Single plug arrangement, lock therefor and method of use A single wiper is releasably and sealably positioned adjacent the lower end an operating string and locked therewith to prevent premature release from the operating string upon manipulation of the operating string. The sealing relationship between the wip... | 08/06/1991 |
| 5035293 | Blade or member to drill or enlarge a bore in the earth and method of forming A blade for a member that is supported on a rotatable well string to position the blade in operating position to engage and drill a well bore or enlarge a well bore. The blade has a bottom and side surface each with leading and trailing edges. Cutting ele... | 07/30/1991 |
| 5020597 | Arrangement and method for conducting substance and lock therefor An operating string has upper and lower wipers with external seals thereon releasably connected to the operating string. A lock arrangement prevents premature release of the upper and/or lower wiper by mechanical force, but is responsive to fluid pressure... | 06/04/1991 |
| 5018582 | Hydraulic running and release tool with mechanical emergency release A hydraulic running and release tool includes a mandrel, outer sleeve, latch nut and piston which may be hydraulically or mechanically actuated to release the tool from a tubular member after it has been positined in a well bore. The latch nut and piston ... | 05/28/1991 |
| 5018579 | Arrangement and method for conducting substance and seal therefor A well bore operating string has upper and lower wipers thereon with the wipers releasably connected by a frangible member for releasing the wipers in response to pressure in the operating string. Seals are provided to close off communication from the ope... | 05/28/1991 |
| 5002246 | Container drain support A container drain support including a base with a support to receive and position various shaped containers with or without a neck to drain substance from the container without the substance contacting the container.... | 03/26/1991 |
| 4993493 | Retrievable landing method and assembly for a well bore A retrievable landing method and assembly for lowering on a well string into a well bore a retrievable receptacle having a landing shoulder and sealably securing it in position on a tubular member landing seat. The retrievable receptacle is releasably cou... | 02/19/1991 |
| 4987961 | Drill stem arrangement and method A member M provides a preferred combination of reduced weight with increased resistance to buckling under compressive loading and includes a tubular member 10 with tool joints TJ at each end for connection to form a drill stem. The tubular member 10 furth... | 01/29/1991 |
| 4972908 | Packer arrangement An arrangement for lowering into a well bore casing on an operating string to sealably engage a packer that is supported on a tubular member so that the packer can be set either by a combination of hydraulic or mechanical action or mechanical action alone... | 11/27/1990 |
| 4966236 | Cementing method and arrangement An operating string O is provided for conducting cementing operations in a well bore. The operating string O is shown sealably and releasably connected with a liner L and extends through upper liner wiper means 45 and terminates in overlapping relationshi... | 10/30/1990 |
| 4951488 | Keyholder A keyholder includes a flat plate of suitable material such as leather, plastic or other material which is provided with a plurality of spaced openings along one edge and a plurality of spaced openings along an opposed edge of the plate. Key hooks are pro... | 08/28/1990 |
| 4943031 | Blowout preventer A blowout preventer having a housing with a bore therethrough and chambers which intersect with rams reciprocable within the chambers between a first position for opening the bore and a second position for closing the bore to divide the bore into zones ab... | 07/24/1990 |
| 4926936 | Multiple purpose liner hanger construction A mechanical or hydraulic actuated liner hanger for supporting on an operating string to be lowered to position a liner on a tubular member in a well bore includes an integral tubular body having upper and lower annular rings thereon. A surface is provide... | 05/22/1990 |
| 4924940 | Downhole cleanout tool A downhole tool for removing sand from a well bore has an elongated tubular member with four sections. A one-way valve is located between the upper first and second sections. A second one-way valve is located between the third and fourth sections, while a... | 05/15/1990 |
| 4898245 | Retrievable well bore tubular member packer arrangement and method A retrievable packer arrangement that can be used as a permanent production packer employs a simple compression set packer which can be either mechanically, hydraulically or wireline explosively set and retrieved by coupled or coiled pipe or wireline. The... | 02/06/1990 |
| 4895215 | Seal cage assembly for relatively movable members A rotatable seal cage assembly for positioning between relatively movable members including a ring with inner and outer circumferential edges, which edges are joined by two flat side surfaces extending therebetween. An annular projecting surface extends f... | 01/23/1990 |
| 4854383 | Manifold arrangement for use with a top drive power unit A manifold arrangement for use with a top drive power unit to enable fluid circulation to be conducted to a well string for well bore conditioning to be effected with cementing plugs in place in the manifold arrangement and for conducting a pumpable subst... | 08/08/1989 |
| 4854386 | Method and apparatus for stage cementing a liner in a well bore having a casing The present invention relates to a method and apparatus for cementing a liner in a well bore having a casing wherein the liner is connected to a running tool and includes hanger means for securing the liner to the casing in the well bore. The liner includ... | 08/08/1989 |
| 4846273 | Jar mechanism accelerator An energy accumulator for use with a well pipe string to enhance the jarring impact delivered to an object stuck in a well bore by an up and/or down jar mechanism includes inner and outer telescopically connected members relatively movable longitudinally ... | 07/11/1989 |
| 4834185 | Method and apparatus for manipulating a well bore liner Method and apparatus for supporting a liner on an operating string mandrel so that the liner can be lowered into a well bore and selectively rotated and reciprocated. The liner includes rigid splines which are initially engaged with rigid splines releasab... | 05/30/1989 |
| 4825964 | Arrangement for reducing seal damage between rotatable and stationary members A sealing relationship between a rotatable and stationary member is formed by a seal arrangement between the rotatable and stationary member wherein a first member engages the seals forming the sealing relationship and a second member is rotatable by the ... | 05/02/1989 |
| 4798246 | Pipe scraper A scraper for pipe is provided with scraper blades having arcuate scraper surfaces projecting therefrom with the blades movable radially between a contracted and expanded position which provides a first minimum diameter of the scraper surfaces in contract... | 01/17/1989 |
