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| Number | Title | Issue Date |
| 5783297 | Materials for shock attenuation Materials with exceptional shock attenuating properties are chemically bonded ceramics having densities that range from 30 to 160 lb/cubic foot (0.48 to 2.56 g/cc) and porosities of 20% to 80%. The materials are chemically bonded ceramic composites based ... | 07/21/1998 |
| 5718986 | Cells with a battery positive of hypochlorite or chlorite ion and anodes of magnesium or aluminum A cell or battery which is environmentally benign and which has an electrolyte containing a solution of an alkali metal chlorite or hypochlorite, an anode of Mg or Al and an inert cathode.... | 02/17/1998 |
| 5318087 | Snow chain device for a motor vehicle tire A snow chain for a motor vehicle tire which consists of a pair of side cables, a plurality of cross cables between the pair of side cables and connected to the side cables by connectors. Rotatably disposed grippers on the cross cables. Deformation of the ... | 06/07/1994 |
| 5261436 | Tent A tent frame permits the roof and walls to be separately established, with consequent ease of erection.... | 11/16/1993 |
| 5232492 | Electroless gold plating composition An electroless gold plating solution comprising a gold(I) complex, a thiosulfate, a sulfite, a pH regulator and an oxidation controller. The electroless gold plating solution uses a novel reducing agent system, the thiosulfate-sulfite-sulfate system. It s... | 08/03/1993 |
| 5212138 | Low corrosivity catalyst for activation of copper for electroless nickel plating This invention relates to electroless nickel plating of metals which are normally noncatalytic for electroless nickel initiation. It is especially useful in the electronics industry, including production of electroless nickel/electroless gold tabs or surf... | 05/18/1993 |
| 5163710 | Roller skating pole A pole useful when skating on in line roller skates. A rigid pole with a specially designed tip which is useful when skating on in-line roller skates and which assists a skater to control his speed of forward motion and may be used as a training aid for b... | 11/17/1992 |
| 5114974 | Treatment of atherosclerosis with MgNa2 EDTA The treatment of atherosclerosis by administration of pure MgNa2 EDTA to a patient to favorably influence one or more of the multiple stages in the complex pathophysiology of the disease.... | 05/19/1992 |
| 5095040 | Process for conveying old rubber tires into oil and a useful residue Old rubber tires are physically shredded and a sized fraction of the shreds is fed into a heated rotating stainless steel tube in which the temperature is carefully controlled so that the shreds are converted to a char and a No. 4 oil product both of whic... | 03/10/1992 |
| 5082526 | Process of producing kraft pulping liquor by the oxidation of white liquor in the presence of lime mud Sodium sulfide or hydrosulfide is oxidized to produce sodium polysulfide and sodium hydroxide. Under appropriate conditions, the oxidation may be pursued further to convert all the sodium sulfide into sodium thiosulfate. The oxidation is carried out at or... | 01/21/1992 |
| 5040491 | Bird feeder A bird feeder and chimes are supported so that birds arriving at the feeder will actuate the chimes so as to call attention to their arrival.... | 08/20/1991 |
| 5034284 | Thermal fatigue resistant coatings Thermomechanical fatigue failure in components in high performance gas turbine engines is diminished by providing the component with an overlay of a metallic coating and a strain isolating layer located between the surface of the component and the metalli... | 07/23/1991 |
| 5006211 | Electrodialylic water splitting process for the treatment of aqueous electrolytes A process for dealkalization or acidification of aqueous salt solutions or for the splitting of the salt of such solutions employs a water splitting system of bipolar membranes in conjunction with ion selective membranes; a two component cell employs cati... | 04/09/1991 |
| 4968282 | Poseable doll A doll which can be posed in various life-like athletic positions. The doll is constructed of sub-units connected to one another by ball and socket joints. A skin which encloses the sub-units is secured to the sub units by insertion of appendages into soc... | 11/06/1990 |
| 4906050 | Beads for bicycle wheel spokes Beads which can be snapped onto bicycle wheel spokes and which are free to slide along the spokes. The beads are colored and create pleasing visible and audible effects when the wheel turns.... | 03/06/1990 |
| 4891071 | Cementitious composite material with vacuum integrity at elevated temperatures The temperatures at which the cementitious composite materials described in U.S. Pat. No. 4,482,385 can be used as tool or mold materials are extended by a treatment which comprises heating said composite materials to a temperature sufficient to expel fre... | 01/02/1990 |
| 4880499 | Method for measurement of the permeability to water A method for measuring the permeability of pervious sheet material is disclosed; the measurement is based on the flow rate of water ejected at a given pressure between 2 and 1000 kPa through a nozzle pressed against one surface of the sheet material whose... | 11/14/1989 |
| 4830708 | Direct biological bleaching of hardwood kraft pulp with the fungus Coriolus versicolor There is provided a process for bleaching kraft hardwood pulp wherein the bleaching is done utilizing the fungus Coriolus versicolor wherein the pulp is treated with the fungus at a temperature and for a time sufficient for the bleaching to occur. The pul... | 05/16/1989 |
| 4814042 | Method for discharging delignified cellulosic materials from digesters Lignocellulosic material, after delignification in an alkaline pulping liquor, can be removed from the digester in which it was pulped by first cooling the cooked material and relieving the overpressure from the digester, and then pumping the cooked mater... | 03/21/1989 |
| 4804440 | Multistage brightening of high yield and ultra high-yield wood pulps A multistage process for bleaching high-yield and ultra high-yield pulps is described whereby the pulp is treated sequentially with a peroxygen compound, a reducing compound and a final peroxygen compound to achieve higher brightness levels.... | 02/14/1989 |
| 4792361 | Cementitious composite friction compositions Friction materials intended to be used as brake shoes, brake pads, and other brake components, comprising a composite in which one or more friction modifiers is embedded in a high strength cement matrix. The matrix material exhibits a flexural strength of at l... | 12/20/1988 |
| 4789139 | Methods of and apparatus for constructing refractory brick linings on tuyere plates for metal treating vessels A method of constructing a refractory brick lining on a bottom tuyere plate for a vessel for refining or otherwise treating a metal melt comprises the improvement of constructing the lining in an imperforate manner on the bottom tuyere plate and then dril... | 12/06/1988 |
| 4774257 | Treatment of urinary calculi Urinary calculi commonly known as kidney stones are eliminated by the oral administration of triglycine or other suitable chelating agent in amounts appropriate to either the solubilization of preformed urinary calculi and/or to the prevention of the prec... | 09/27/1988 |
| 4774258 | Treatment of urinary calculi Urinary calculi commonly known as kidney stones are eliminated by the oral administration of triglycine or other suitable chelating agent in amounts appropriate to either the solubilization of preformed urinary calculi and/or to the prevention of the prec... | 09/27/1988 |
| 4666520 | Cementitious composite material with silicon carbide aggregate An improvement over the cementitious composite material described in U.S. Pat. No. 4,482,385 consists in replacing the stainless steel particles with graded silicon carbide particles. The resulting material has a lower coefficient of thermal expansion, a ... | 05/19/1987 |
| 4627905 | Monitor assembly for monitoring anodic corrosion protection of carbon steel vessels A monitor assembly is provided herein for monitoring the effectiveness of anodic protection of a carbon steel vessel containing a corrosive liquor, e.g. pulp digesters. The monitor has two identical carbon steel coupons mounted on a mount rod, one coupon ... | 12/09/1986 |
| 4610094 | Level A level constructed of clear acrylic plastic including a piece of colored acrylic plastic which serves as a light collector and a continuous passageway in the clear acrylic which reflects the light collected by the piece of colored plastic. By partially f... | 09/09/1986 |
| 4599211 | Thermal treatment of concretes containing stainless steel The strength of the stainless steel containing cementitious composite material of U.S. Pat. No. 4,482,385 is improved by curing it according to a specific schedule which includes the steps of curing in a mold, steam curing after demolding, slow drying and... | 07/08/1986 |
| 4598012 | Glass fiber reinforced cementitious products A reinforcing material based on glass fibers and which is resistant to attack by the free alkali present in the cementitious matrix which is to be reinforced by said material is produced from ordinary glass scrim by coating said scrim with three successiv... | 07/01/1986 |
| 4544858 | Piezoelectric mechanism for converting weight into frequency A mechanism for converting a weight into a frequency by means of a tuning fork vibrator having a pair of elongated plate-like vibrating strips extending in parallel with each other, a lever unit with a power pivot, fulcrum pivot and a load pivot, and a ba... | 10/01/1985 |
| 4538308 | Convertible furniture A piece of furniture which is convertible to a bed, a sofa or couch, a recliner, a sick bed or a day bed for convalescents and which utilizes the geometry of its component parts to facilitate conversion from one mode, e.g., sofa, to another mode, e.g., be... | 09/03/1985 |
| 4535534 | Method of mounting a switch body on a printing wiring board or panel A rectangular switch body has a plurality of terminals of round flexible wire rods and is provided at its four outer side surfaces with engagement members. Various kinds of cross-sectionally C-shaped brackets of a resilient metal plate provided with engag... | 08/20/1985 |
| 4513962 | Spring type hand grip exerciser A spring type hand grip exerciser having a body with a pivoted lever that operates against a spring resistance force when the lever is moved toward the body of the exerciser. The hand grip exerciser contains a counter which counts the number of times a us... | 04/30/1985 |
| 4505753 | Cementitious composite material A cementitious composite material exhibiting an exceptional combination of high tensile, flexural and compressive strengths as compared with generally accepted values for Class H cements is produced from a mixture having a low pH and containing a tobermor... | 03/19/1985 |
| 4504320 | Light-weight cementitious product A glass-fiber reinforced light-weight cementitious product having a density of less than 85 pounds per cubic foot, a high tensile strength and a high compressive strength, when cured, and hence, suitable for structural articles in which such properties ar... | 03/12/1985 |
| 4501830 | Rapid set lightweight cement product A lightweight cement product formed from a mixture comprising cement, condensed silica fume, flyash, cenospheres, finely divided crystalline silica particles, epoxy emulsion, curing agent, accelerator and water which hardens in less than one hour to produ... | 02/26/1985 |
| 4501518 | Automatic pneumatic feeder A pneumatic material transference apparatus consisting of a closed hopper having a material inlet pipe at the top, a material outlet pipe at the bottom ending in a discharge chamber and a pneumatic operating system consisting of a valve chamber operativel... | 02/26/1985 |
| 4497144 | Method for manufacturing quadric surface A working tool having a linear working edge is secured to a tool holding arm which is rotatably arranged about a focus shaft extending in parallel with a Z axis and is slidable linearly in parallel with an XY plane. A workpiece is secured to a workpiece m... | 02/05/1985 |
| 4493707 | Tubage used for intubation A tubage for use in an intubation is provided. The tubage comprises a tubular body having a first conduit and a second conduit which are formed therein to extend in a longitudinal direction, a flange portion formed to extend substantially perpendicular to... | 01/15/1985 |
| 4491382 | Resilient contact member of jack for use in conjunction with pin plug A resilient contact member to be installed in a jack for use in conjunction with a pin-plug comprising a fixed leg portion to be fixed to an inner wall of a housing of the jack, a movable leg portion having a portion which is to be engaged with a pin port... | 01/01/1985 |
