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| Number | Title | Issue Date |
| 6773554 | Hazardous waste disposal Contaminated glycol is refined by vacuum distillation. Specifically the evaporator is heated to a temperature below the degradation temperature of the glycol. The vacuum is used to bring the flashpoint down sufficiently so that glycol evaporates or flashes at that t... | 08/10/2004 |
| 6601892 | Gravity grip A machine for lifting and moving heavy slabs includes two channels connected only by a cable. The channels are placed against opposite edges of a slab. Each channel has a lower flange which is beveled so that the flange will scoop under the edge of the sl... | 08/05/2003 |
| 6579335 | Oil separator and cooler Oil which has been heated by use in a gas compressor is cooled by transferring the heat from the oil to gas upstream from the compressor. Specifically, the hot oil and gas leaving the compressor are separated by feeding the oil-gas mixture along a tangent... | 06/17/2003 |
| 6557819 | Roll seal control valve A water system uses a pressure reservoir of an extremely small size. A valve device is placed between a water pump and the pressure reservoir. The valve device has a constant outlet pressure to limit the flow from the pump at high pressures. The pump is t... | 05/06/2003 |
| 6521023 | Oil separator and cooler Oil which has been heated by use in a gas compressor is cooled by transferring the heat from the oil to gas upstream from the compressor.... | 02/18/2003 |
| 6516894 | Levee builder A process for and a machine which builds levees in gumbo with moldboards which have knives welded to a blade which makes strips and then lumps of a sheet of gumbo. The machine is attached to a tractor by a three point hitch. The moldboards are adjusted by... | 02/11/2003 |
| 6499237 | Snow blower A snow blower augers snow scrapped from a path to a fan. The fan is co-axial with the auger at one end of an auger housing. A fan shaft extends through an auger tube. The fan shaft is supported on one end by a fan housing bearing attached to the housing a... | 12/31/2002 |
| 6447428 | Exercise device A passive exercise device to exercise a person's legs that can be easily moved and efficiently stored in a corner of a room.... | 09/10/2002 |
| 6419292 | Truck bed conversion A method of and structure for quickly changing beds upon a truck frame by pivoting tracks to the rear of the truck frame. The front of empty tracks are raised. A bed with the front propped up is pulled upon the tilted rails. The front is secured from movi... | 07/16/2002 |
| 6381934 | Topper and shredder An agricultural implement attached to a farm tractor by a three point hitch is used to cut the top of mature cotton stalks, or shred harvested crops or mow turn rows. Knives are mounted on the bottom of vertical shafts which are rotated by belt driven pul... | 05/07/2002 |
| 6374668 | Gas analyzer A gas analyzer for an oil drilling rig normally flows gas captured from a mud pit source through parallel paths from the gas source to a total gas analyzer. One of the paths is a loop path. Periodically the loop path is switched from the source to the tot... | 04/23/2002 |
| 6367714 | Weed stick spray A herbicide applicator is in the form of an extended tube with a bell on the bottom to restrict the spray of herbicides. The tube includes a pump at the bottom which is connected to a nozzle within the bell. The pump is operated by a rod extending to the ... | 04/09/2002 |
| 6328071 | Well pressure tank A water system uses a pressure tank of an extremely small size. Said pressure tank is of extremely small diameter and can be a variety of lengths. This pressure tank has an opening at one end for fluid inlet and an opening on the opposite end for fluid ou... | 12/11/2001 |
| 6318667 | Stealth weapon systems A winged bomb is launched from a launch aircraft and glides to a target. During the glide the winged bomb follows a calculated guide path stored in a on board computer, with correction generated by the computer using data from an altimeter and global posi... | 11/20/2001 |
| 6276658 | Roll seal control valve A water system uses a pressure reservoir of an extremely small size. A valve device is placed between a water pump and the pressure reservoir. The valve device has a constant outlet pressure to limit the flow from the pump at high pressures. The pump is t... | 08/21/2001 |
| 6238416 | Transcatheter surgical patch A heart defect in the form of an hole is corrected by placing a patch over the hole. The patch is first attached to an uninflated balloon which is placed distally of the hole. The balloon is inflated with fluid and the patch is positioned upon the hole. A... | 05/29/2001 |
| 6149344 | Acid gas disposal Acid gas is liquified by compression and cooling, mixed with water under pressure and flowed into a disposal well.... | 11/21/2000 |
| 6125727 | Tail feed for engine lathe A method and related structure for operating an engine lathe comprising performing the desired lathe operation by automatically translating the tailstock toward a workpiece and automatically stopping said translation at predetermined distances.... | 10/03/2000 |
| 6080280 | Structure for refining glycol in a natural gas dehydration plant Contaminated glycol in a natural gas dehydration plant is refined by vacuum distillation. The equipment to perform the refining by vacuum distillation is mounted upon a trailer. The equipment on the trailer is connected by an inlet line to the dehydration... | 06/27/2000 |
| 5863006 | Rock crusher The rotor of a vertical shaft impact rock crusher is balanced by placing steel balls in a hollow ring attached around the top of the rotor. The vanes within the impeller are constructed to form rock shields on the forward or impact side of the vanes. Rock... | 01/26/1999 |
| 5823268 | Trailer hitch anti-sway device A stabilizing device comprising a rigid anti-sway roller journalled about a wear axle is mounted on an agricultural tractor. The device provides a rigid stabilizing opposing force between the draft links and the rear structure of the tractor, while allowi... | 10/20/1998 |
| 5810101 | Horizontal drilling machine A digger from a unit for digging utility pole holes is encased in an elongated box. The box has an attachment thereon for attachment to the carrying arm of a backhoe in place of the backhoe bucket. A 90° attachment provides versatility. The digger is thu... | 09/22/1998 |
| 5795124 | Self-loading material hauler and distributor A self-loading vehicle for moving cotton modules or bulk materials such as compost or cotton burrs. The vehicle utilizes a chain conveyor system on a tiltable bed. Long conveyor bars or lugs are attached horizontally to the chains to aid in gripping the m... | 08/18/1998 |
| 5792179 | Retrievable cardiac balloon placement This is an intravascular prothesis deliverable percutaneously with several cardiac applications including but not limited to heart valves, intravascular narrowings and cardiac defect occlusion. The device has a detachable sac connected through a thread or... | 08/11/1998 |
| 5787551 | Storage hopper for inclined cleaner A storage hopper is placed upstream of an inclined cleaner to prevent a surge of cotton from choking down the inclined cleaner. The output of the storage hopper is limited by feed rollers.... | 08/04/1998 |
| 5765473 | Foot operated can crusher A foot operated device for crushing beverage cans.... | 06/16/1998 |
| 5738037 | Watering trough for horses and other animals A drinking vessel is placed in a horse trailer. To prevent water from sloshing out of the vessel, an opening in the top of the vessel has a tube shaped shield extending into the vessel.... | 04/14/1998 |
| 5689857 | Air cushion cleaner Seed cotton is carried by an airstream into an upright cleaning chamber. Dust and fine trash is carried off through a fine screen in the top of the chamber. The airstream carrying the seed cotton into the chamber will lack sufficient strength to carry the... | 11/25/1997 |
| 5655571 | Mounting of orifice plate Thin metal adaptor rings fit within elastomeric seal rings holding an orifice plate within a fitting. The thin metal rings have an inside diameter equal to the inside diameter of the pipe line and fitting. Therefore, the inside diameter is maintained with... | 08/12/1997 |
| 5582292 | Jump rope storage A dispenser for storing and dispensing jump ropes includes a container having a longitudinal slot that runs over a substantial length of the container. A handle and the rope of a jump rope are placed in the container, and the other handle of the jump rope... | 12/10/1996 |
| 5577562 | Harvester for root crops and method of using same The stems and limbs of a root crop plant are lifted from the ground, folded over a gathering bar, and grasped by an auger-paddle. The roots below the crop are severed by a cutter bar which resembles a rod weeder. While the crop is held the soil beneath th... | 11/26/1996 |
| 5557656 | Mobile telecommunications for aircraft and land based vehicles Aircraft communications are established on a cellular system by having the transmission to aircraft directed above ground level so as not to interfere with ground cellular systems and having the transmissions from the aircraft at extreme low power levels ... | 09/17/1996 |
| 5542790 | Module disperser Prongs driven by a hydraulic motor break up packed seed cotton beneath the mouth of a suction pipe.... | 08/06/1996 |
| 5537757 | Belt dryer Seed cotton on a wire mesh belt is dryed and cleaned by a downflow of heated air. The natural separation and falling of trash from the belt is increased by shaking the mass of seed cotton upon the wire mesh belt. The belt is flexed to shake the seed cotto... | 07/23/1996 |
| 5533276 | Fountain dryer unit A column of fast moving air with entrained seed cotton is jetted upward from a nozzle in the bottom of a fountain dryer. The column will remain intact until it hits the top of the fountain dryer. At the top, the column will disburse and the mixture of air... | 07/09/1996 |
| 5513889 | Filter tongs Tongs have two arms pivoted together. A finger extends at an angle from one end of each arm. The tongs are used to remove a filter from a hood above a grill. A frame on the filter in the hood is engaged by the tips of the fingers when the fingers are exte... | 05/07/1996 |
| 5484024 | Oilwell spill containment An expandable and contractible covering is over the polished rod and the polished rod liner from above the polished rod liner clamp to below the stuffing box. This covering protects the environment in the event of failure of the liner or stuffing box. The... | 01/16/1996 |
| 5481964 | Barbecue pit structure and method A barbecue pit has a oven and a firebox mounted upon a frame which includes a reach pole, wheels, and a trailer hitch. The heat and smoke from the firebox enters into the bottom of the back of the oven. A baffle regulates the flow of heat into the oven an... | 01/09/1996 |
| 5474130 | Perforation purging tool A well casing cleaning tool includes a tubular tool body that has a central axial passageway and upper and lower sets of jet ports through the tool body wall. The upper jet ports are angled upward and the lower jet ports are angled downward. The outside d... | 12/12/1995 |
| 5465972 | Golf putting aid A laser sighting unit is attached to a putter or a wedge. The laser sighting unit includes a clamp which attaches an adjustable bracket and a laser unit to the shaft of a golf club. The laser unit is activated by a switch that is removably attached to the... | 11/14/1995 |
