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Patent # Description
US-3,954,058 Coal mine shooting plug
A recoverable plug for the blasting hole of a mine. A steel ball is enclosed within one hollowed-out portion of the plug, and sealed therein, so that the plug...
US-3,952,982 All angle camera mount with vernier adjustment
This device consists primarily of an externally threaded mast which is adaptable to fit the mast mount of a U-shaped ground spike, a flat table, or a tri-pod....
US-3,952,039 Catalytic process for polyhydric alcohols and derivatives
This invention relates to the manufacture of such valuable chemicals as polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and...
US-3,951,301 Sight glass assembly
A sight glass assembly comprising a housing having an opening therethrough, the opening having an enlarged section providing a shoulder, a face plate having an...
US-3,951,215 Mobile drilling and bolting machine
Apparatus for drilling holes and installing roof bolts therein for the support of a mine roof includes a prime mover operably connected to a mobile body portion...
US-3,949,815 Shallow-hole kerf boring machine with auger on side-arm elevating assembly
An augering machine and method for underground mining of minerals by selectively cutting shallow cylindrical kerfs into the face of a mine entry, comprising a...
US-3,948,965 Catalytic process for polyhydric alcohols and derivatives
This invention relates to the manufacture of such valuable chemicals as polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and...
US-3,948,310 Bottom block for D.C. casting of aluminum rolling ingots
This invention relates to an improved bottom block design for the D.C. casting of large aluminum rolling ingots wherein vertical extending, pyramid shaped...
US-3,948,042 System for controlling the nozzle throat area of a rocket motor
A system for controlling the annular nozzle throat area (and hence the tht) of a solid-propellant rocket by means of a pintle or plug the position of which is...
US-3,947,221 Personal protection device using flashcubes
An attachment for converting a standard camera flashbulb unit into a personal defense device for use against criminals. The attachment consists of a support...
US-3,946,756 Pressure control valve
A pressure control valve for use in conjunction with a riser for supplying water, in case of a fire, at all levels of a multiple story structure at a ...
US-3,946,521 Ventilated plant protector
A plant protector having an elongated housing side wall opening over which is movably mounted a closure panel, the panel being pivoted on the housing at one end...
US-3,946,057 Preparation of metal complexes of 1,3-diketones
Process for preparing metal complexes of organic 1,3-diketones, which comprises, reacting in the presence of an alkylene oxide, a metal halide or hydrates...
US-3,945,104 Diesel engine cylinder liner puller tool
A tool apparatus for removing the cylinder liner from an engine block with or without the assistance of the piston which is slidably mounted within the liner....
US-3,944,588 Catalytic process for polyhydric alcohols and derivatives
This invention relates to the manufacture of such valuable chemicals as polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and...
US-3,943,236 Reforming process for carbon monoxide
Hydrocarbons are reformed with steam to produce synthesis gas or hydrogen and carbon monoxide. This reforming process can be improved if after the carbon...
US-3,943,158 Urea diisocyanate compositions
The present invention relates to stable solutions of urea diisocyanates in diisocyanates which are free from urea groups which solutions are prepared by a...
US-3,943,103 Radiation curable compositions of vinyl acetate polymers
The dissolution of certain low molecular weight vinyl resins in radiation curable compositions of one or more polyfunctional polymerizable reactive solvent and,...
US-3,943,082 Thermosetting powder coatings
Powder coating compositions of copolymers of vinyl chloride and a glycidyl acrylyl compound containing a crosslinker for the oxirane groups of the acrylyl...
US-3,942,881 Sight glass assembly
A sight glass assembly generally including a housing structure having an opening therethrough, the opening having an enlarged section providing a shoulder, a...
US-3,942,293 Metal oxide coated refractory brick
Refractory brick that is treated with refractory metal oxide powder, e.g., titanium oxide, is used as a reactor lining. Joints between a dry assembly of...
US-3,941,576 Method and apparatus for making molten glass with batch guiding means
In a continuous glass melting furnace, a pair of substantially horizontally and longitudinally extending barrier rods are provided just beneath the surface of...
US-3,941,460 Quick-opening sight glass assembly
A sight glass assembly generally including a first housing section having an opening therethrough, mountable on a container wall having an opening communicating...
US-3,940,801 Pillion rider belt
A belt for a pillion rider. The belt has a pair of straps along the longitudinal outside face of the belt. The ends of the straps are secured through a slit in...
US-3,940,542 Polyurethane hydrogel fibers and tapes and composites with natural and other synthetic fibers or films
Method for the production of water swellable, lightly crosslinked, hydrogel polymer tapes or fibers comprises extruding an isocyanato terminated prepolymer of a...
US-3,940,432 Process for making ethylene glycol
This invention is concerned with improving the ethylene glycol production capabilities of the metal carbonyl catalyzed reaction between carbon monoxide and...
US-3,940,360 Silane containing coating compositions
The use of certain silane compounds reduces the viscosity and thixotropy of acrylyl coatings compositions thus permitting their more efficient use in ...
US-3,940,270 Reproduction system utilizing ion modulator and dielectric imaging surface
An electrophotographic system is described in which a photoconductive ion modulator screen is used in conjunction with an anodized aluminum dielectric imaging...
US-3,939,958 Variable discharge surge feeder and bolter
Apparatus for the handling of dislodged particulate material within a mine includes a base member having ground traction means with a body member supported on...
US-3,939,832 Liquid flow regulator and monitor for infusion system
Apparatus for use in hospitals and the like for administering to a patient medicated liquid. The improvement comprises a control for regulating and visually...
US-3,939,126 Acrylyl-terminated urea-urethane compositions
Acrylyl-terminated urea-urethane compositions that are the reaction product of an organic polyisocyanate, a hydroxylamine and a hydroxyhydrocarbyl acrylate....
US-3,939,123 Lightly cross-linked polyurethane hydrogels based on poly(alkylene ether) polyols
Polyurethane hydrogels of high water swellability comprising lightly crosslinked polymers of isocyanate terminated prepolymers which are the reaction production...
US-3,939,106 Energy absorbing polyurethane-polyurea cellular elastomers
This invention relates to polyurethane-polyurea cellular elastomers having excellent energy absorbing properties over a wide temperature range and at various...
US-3,939,105 Microporous polyurethane hydrogels, method and composites with natural and other synthetic fibers or films
Microporous polyurethane hydrogels of high water swellability comprising lightly crosslinked polymers of isocyanate terminated prepolymers which are the reaction...
US-3,938,536 Process for reducing the turbulent drag in conduits and around submerged objects
1. The reduction of turbulent drag of fluids flowing through conduits such as pipelines, channels, troughs and streams, or of drag on an object which is moving...
US-3,938,468 Apparatus for wiping liquid from a strip
This application discloses "wiping" of a liquid, molten zinc, for example, across the surface of a strip to which it adheres. A wiping fluid, such as steam, is...
US-3,938,006 Active negative sequence cable monitor
A ground conductor break in a polyphase A.C. cable having a separate power conductor and an equal number of symmetrically spaced ground conductors for each phase...
US-3,937,850 Method of hollowing out an article of food
Method for hollowing out an article of food such as a fruit or vegetable so that a shell of substantially uniform predetermined thickness is formed. A rotating...
US-3,937,686 Process of preparing high molecular weight polyamide with recovery of diamine and return of same to...
In the preparation of high molecular weight polyamides, vaporization of the organic diamine employed results in its loss. The effect of the loss can be reduced...
US-3,937,571 Reproduction system utilizing ion modular and dielectric imaging surface
An electrophotographic system is described in which a photoconductive ion modulator screen is used in conjunction with an anodized aluminum dielectric imaging...
US-3,937,516 Extension compartment for motor vehicle
An open ended extension compartment is fitted to the rear end of a vehicle having a rear door frame by first releasably securing a rigid mounting ring in the...
US-3,937,047 Structure and method facilitating stripping of seamless can body from ironing mandrel
In the manufacture of drawn and ironed, unitary, can bodies, structure and method which interrupt surface contact between an ironing mandrel and the interior...
US-3,936,506 Preparation of unsymmetrical halogen-substituted diacyl peroxides
Unsymmetrical halogen-substituted diacyl peroxides have been prepared either by rapidly adding an .alpha.-halogen-substituted aliphatic acyl halide and a...
US-3,936,410 Triaryl phosphate ester plasticizers for polyvinyl chloride compositions
Composition and process for certain tris(isopropylphenyl) phosphate esters particularly suited for use as polyvinyl chloride plasticizers.
US-3,935,330 Two-step coating process
Coating compositions are cured by initially treating them for a brief period with ionizing or non-ionizing radiation whereby they are partially cured and then...
US-3,935,132 Thermoplastic urethane polymer filled with cross-linked urethane polymer
Thermoplastic urethane polymer is filled with cross-linked urethane polymer. The presence of the filler has little or no adverse effect on the properties of the...
US-3,934,649 Method for removal of methane from coalbeds
A method for removing methane gas from underground coalbeds prior to mining the coal which comprises drilling at least one borehole from the surface into the...
US-3,934,527 Manufacturing methods for selective coating characteristic tinplated steel cans
By predetermined selection of tin coating weight in the manufacture of electrolytically tinplated continuous steel strip, cup formation of sheet metal blanks cut...
US-3,933,954 Preparation of powders having spherical-shaped particles from ionomer resins and ethylene/carboxylic acid...
Method whereby spherical-shaped copolymer particles having a rough surface are produced. In a closed shear zone of a shear device under positive pressure water,...
US-3,933,447 Underground gasification of coal
There is disclosed a method for the gasification of coal in situ which comprises drilling at least one well or borehole from the earth's surface so that the well...
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