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Patent # Description
US-4,411,554 Material spreader and bridge
A material spreader and bridge is described including a pair of spaced-apart wheeled frames having an elongated horizontally disposed bridge secured to and...
US-4,407,315 Apparatus for cleaning interior of a milk tank
A permanently mounted tank cleaning apparatus cleans interior surfaces of a bulk milk storage tank using a plurality of cleaning cycles, each cycle characterized...
US-4,396,009 Heliotropic wide spectrum solar panel
An elongated shallow housing is provided including a closed lower side, an open upper side opposite the lower side and opposite ends between which said lower...
US-4,393,853 Exhaust gas recirculation type internal combustion engines and method of operating same
A multi-cylinder internal combustion engine is disclosed in which a portion of the exhaust gas is selectively added to each cylinder. The exhaust gas is caused...
US-4,393,622 Water funnel and card holder for cut flowers
A water funnel and card holder arrangement for insertion into a block of foam plastic to supply water to cut flowers having their cut ends inserted into the...
US-4,390,400 Aluminum chloride addition to electrolytic cells
The problem of transferring a highly hygroscopic, subliming solid, aluminum chloride, from a condensation zone at the end of a chlorination process to a...
US-4,390,010 Solar energy collecting apparatus and roll-formed metal building
Solar energy collecting apparatus (21) includes a one-piece collector panel (25) having a flat collector plate (27) with an absorber surface (28) provided by an...
US-4,389,391 Process for beneficiating titaniferous ores
An improved method of beneficiating ilmenite using two chlorinators in order to oxidize by-product iron chlorides to chlorine in the vapor phase and eliminate...
US-4,385,627 Head stabilizer accessory
A head stabilizer accessory for use with head immobilizing devices containing a pair of horizontally adjustable, vertical elements for positioning the head...
US-4,381,623 Add-water funnel and card holder
A sculptured water funnel and card holder structure insertable into a block of floral foam or the like to supply water to cut flowers having their cut ends...
US-4,378,337 Still heating process for purifying aluminum chloride
In a process for purifying aluminum chloride made by the high temperature chlorination of an aluminum value containing material by distilling the aluminum...
US-4,377,976 Art aid devices
The problem of limited arm and wrist motor capabilities in certain persons as they relate to producing works of art such as paintings is solved by the art aid...
US-4,377,599 Processes for employing treated solid carbonaceous fossil fuels
Solid carbonaceous fossil fuels such as coal, lignite and peat are treated with an aqueous medium containing a novel catalyst to remove undesirable constituents...
US-4,373,905 Oil heater
Oil heater for burning of waste oil or other like petroleum liquids through vaporization of the fuel resulting in total fuel burn and maximum BTU. Combustion air...
US-4,372,727 Trailer including a multiple fold powered ramp tail
A multiple fold ramp tail for a trailer is described comprising a wheeled frame having rearward and forward ends with the forward end of the frame being suitable...
US-4,371,626 Method of upgrading crude sodium bentonite
A method of upgrading crude sodium bentonite to improve its fluid loss properties, comprises subjecting the bentonite to shearing forces that are sufficient to...
US-4,368,757 Cleaning apparatus and method
Pressure cleaning apparatus comprising a pair of liquid containers at substantially the same level, including a water container (11) and a detergent container...
US-4,366,923 Snap-in tire carrier
An assembly for snapping a spare tire to the inside wall of a pick-up truck is disclosed. An angle brace extends from a base plate in contact with the truck...
US-4,365,625 Expandable oral airway
An expandable airway has two elongated airway forming members having a curved one end portion for effecting insertion and removal of the one end portion of both...
US-4,364,199 Removable-tilt-out window construction
The invention relates to a removable tilt-out window construction in which a window may be rotated 90.degree. from its normal vertical position and such rotation...
US-4,363,789 Alumina production via aluminum chloride oxidation
A method for producing alumina from a material containing alumina values via a chlorination step which process comprises the steps of: (A) dehydrating the material,...
US-4,363,197 Adjustable support rollaway bleacher
A reinforced folding bleacher support structure and method of reinforcing existing folding bleachers. The improvement includes an adjustable brace structure...
US-4,361,991 Seating and guard rail structure for bleachers
A seating and guard rail structure for bleachers having seating sections which may be compacted together to occupy a minimum space during storage and having...
US-4,359,686 Metal detection apparatus with basket
A metal detection apparatus that detects metal objects includes a nonmetallic basket in which the metal objects are retrieved. The nonmetallic basket has a top...
US-4,359,311 Wind turbine rotor
A turbine apparatus for utilization of the kinetic energy of moving air or fluid is disclosed. The turbine apparatus is comprised of a rotor (20) mounted for...
US-4,358,652 Fluid heater apparatus
A fluid heater apparatus for providing heated fluid on demand, the apparatus including at least two microwave heating units with coiled tubing disposed in the...
US-4,356,849 Molding curvature template fixture
A molding curvature template fixture is disclosed. The fixture (10) holds a strip of molding (16) and provides a template for a portable router to follow to...
US-4,356,821 Airway
An expandable airway for insertion into the throat of a patient having two elongated airway forming members each having a curved one-end portion adapted to fit...
US-4,355,008 Chlorination process
There is described a method for producing alumina from a material containing alumina values via a chlorination step which process comprises the steps of: (A)...
US-4,355,007 Two stage chlorination process for aluminum value containing source
A two stage process is described for chlorinating aluminum value containing materials such as bauxite, clay, fly ash, etc. The process comprises the steps...
US-4,353,740 Chlorine extraction of gold
A process for treating a particulated gold bearing ore to recover the gold therein is disclosed. The process includes roasting the ore to remove sulfides as...
US-4,352,515 Pin-actuated rotatable ram bar apparatus and carrier adapter
A rotatable ram bar apparatus having at least one ram bar assembly for attachment to a vehicle bumper, the assembly including a ram bar the outer side of the...
US-4,352,058 Method and apparatus for measuring leakage to ground
Leakage current to ground from accessible locations on single phase electrical equipment is measured by powering the equipment through an isolation transformer...
US-D266,238 Detachable front bumper hitch
US-4,349,516 Process for treating the gas stream from an aluminum value chlorination process
A method for producing aluminum chloride suitable for direct introduction into an aluminum chloride reduction cell by treatment of the gas stream emerging from...
US-4,348,989 Adjustable waterer
An adjustable animal waterer including a wall-mounted stanchion on which is slidably mounted a watering device to be connected on one end to the water source and...
US-4,346,305 Governor for fluid current motor
A fluid current motor having at least one vane mounted on a support for being moved by a fluid current. Flappers are pivotally mounted on the vane for orbital...
US-4,345,547 Crate crib attachment
A crate crib attachment (10) is disclosed which is mounted by means of a plurality of adjustable mounting brackets (30) upon a topmost end portion of a farrowing...
US-4,341,181 Livestock confinement pasture machine
The livestock confinement pasture machine (10) includes a confinement unit (12) for confining livestock within a defined area. A drive assembly (36) is mounted...
US-4,340,446 Heat recovery in distillation process
A distillation process for recovering concentrated ethanol from an aqueous fermentate comprises fractionation of components of the aqueous fermentate under...
US-4,338,337 Method for recovering and recycling animal waste materials
A method for recovering and recycling animal waste materials permits the separation of the solids with a desired moisture content from the remaining liquids and...
US-4,337,583 Apparatus and method for drying a substance
An apparatus (10) for drying a substance is disclosed. Apparatus (10) includes a pair of side-by-side cylinders (12). Drums (14) are concentrically journalled...
US-4,337,006 Device for preparing and cleaning trench for an aquifer recharging system
A device for preparing a trench or dam for the recharging of an aquifer or similar use and for cleaning the recharging means. The aquifer recharging means is...
US-4,332,615 Process for beneficiating a titaniferous ore
Titaniferous ore is beneficiated to essentially pure titanium dioxide use in the production of titanium dioxide pigments by continuously chlorinating, in the...
US-4,331,645 Alumina from alkali metal-aluminum chloride complexes
A method for the production of reduction cell grade alumina from alkali metal/aluminum chloride complexes comprising the steps of: A. reacting the alkali...
US-4,331,637 Process for purifying aluminum chloride
A method for purifying with respect to iron, aluminum chloride produced via the chlorination of aluminum bearing ores or materials which also contain iron. The...
US-D264,533 Belt hanger
US-D264,531 Portable fish filleting table
US-4,329,966 Controlled pollution control valve by-pass device for carbureted internal combustion engine
A fuel saving device for a carbureted engine having a pollution control valve comprising a by-pass duct adapted to convey gases from the crankcase around the...
US-4,327,582 Liquid wheel balancer
A liquid wheel balancer including a spherical bubble level mounted on a disc held on the rim of a wheel by telescoping, adjustable arms radiating from the disc....
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