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| Number | Title | Issue Date |
| 4071562 | 4,5-Dialkoxy-6 or 7-indanaldehydes Provided are compounds of the formula ##STR1## wherein R and R1 are the same or different lower alkyl groups and R3 is hydrogen or CHO--.... | 01/31/1978 |
| 4070147 | Method and apparatus for post-weld heat treating a tank A method of heating a closed metal shell defining a tank having top and bottom portions, comprising positioning a substantially vertical metal tube to extend upwardly from about the bottom of the tank to an opening in the tank top, said tube having insula... | 01/24/1978 |
| 4059586 | 5-Alkoxy-2-alkyl-1,2,3,4-tetrahydroisoquinolene-8-carboxaldehyde and derivatives Provided are novel 5-alkoxy-2-alkyl-1,2,3,4-tetrahydroisoquinolines of the formula ##STR1## wherein A is CHO--, HOOC--CH.dbd.CH--, or HOOC--CH2 --CH2 --, R and R1 are the same or different lower alkyl groups, and acid... | 11/22/1977 |
| 4059302 | Metal chain sling A sling comprising a plurality of metal chains placed in side-by-side parallel arrangement, a metal terminal at each end of the sling, with both the ends of at least some of the chain lengths being connected thereto, the metal chains being positioned with... | 11/22/1977 |
| 4053076 | Coatings for shatterproofing glass bottles The present invention relates to a glass bottle coated with a multi-layer protective film comprising high polymer substances, and a method for producing such a coated glass bottle. More particularly, the invention is concerned with a glass bottle designed... | 10/11/1977 |
| 4052090 | Multiport swivel joint A multiport swivel joint suitable for use in loading a tanker at an off-shore mooring terminal comprises a plurality of toroidal or doughnut-shaped conduits which are horizontally arranged and vertically spaced along a common vertical axis. Each toroidal ... | 10/04/1977 |
| 4051152 | Oxo C-ring benzopyrans Benzopyrans of the formula ##STR1## wherein n represents 0 or 1, R is an alkyl group having 1 to 20 carbon atoms, an aryl-lower alkyl group or a cycloalkyl-lower alkyl group, R1 is hydrogen or ##STR2## wherein R4 is lo... | 09/27/1977 |
| 4050236 | Clock having ornamental pendulum with adjustable period A clock has an ornamental pendulum which serves an aesthetic function but does not control the clock mechanism. The pendulum is mounted for free swinging movement on an oscillating shaft in such a manner that, when the pendulum swings in synchronism with ... | 09/27/1977 |
| 4047870 | Automatic podiatric control molder A molding press for forming articles from thermoplastic sheet materials comprises a generally hollow, fluid-tight housing, the lower surface of which comprises a flexible gas-tight diaphragm. The housing is movably positioned above a flat base, on which t... | 09/13/1977 |
| 4043607 | Method and device for controlling disc brakes The present invention relates to a method and device for controlling a hydraulic disc brake, particularly for heavy-transport aircraft, wherein the functioning of the brake is servo-controlled so that the braking torque which it exerts follows the variati... | 08/23/1977 |
| 4042708 | Pharmaceutical compositions containing 4-carboxy-flavones There are provided processes for preparing compounds of the formula: ##STR1## (wherein R1, R2, R3 and R4, which may be the same or different, each represent hydrogen, hydroxy, alkenyl, alkanoyl or alkyl, an... | 08/16/1977 |
| 4042694 | Novel heterocyclic esters of benzopyranopyridines Novel heterocyclic esters of benzopyranopyridines represented by the formula ##STR1## wherein R1 is hydrogen, lower alkyl, lower alkanoyl, cycloalkyl-lower alkyl, cycloalkyl-lower alkanoyl, lower alkenyl, lower alkynyl, halo-loweralke... | 08/16/1977 |
| 4038926 | Trolley conveyor system with magnetically actuated reading means A conveyor comprising a trolley movable along a track and having at least one elongate member of ferromagnetic material which is settable in a position selected according to a code to convey information concerning the destination of the trolley. At a read... | 08/02/1977 |
| 4038762 | Viscous, flowable, pressure-compensating fitting materials and their use, including their use in boots Viscous, flowable, pressure-compensating fitting materials or compositions retained within closures suitable for a variety of uses and applications, including fitting pads for footwear. More particularly, pressure-compensating fitting pads suitable for sp... | 08/02/1977 |
| 4038413 | Treating iron deficiency anaemia There are described compounds of formula I, ##STR1## IN WHICH R is allyl, chlorine, bromine, phenyl, or phenyl substituted by one or more halogen or alkyl groups, One of X and Y is a group --CO--, --CHOH-- or --CH2 -- and the other is an e... | 07/26/1977 |
| 4038148 | Anaerobic environmental system for bacteria culture testing A package for storing, incubating or transporting an anaerobic culture comprising a bag of flexible sheet material of low gas permeability, a self-contained gas generating apparatus in the bag for generating at least a reducing gas, a culture retaining co... | 07/26/1977 |
| 4036919 | Nebulizer-humidifier system Inhalation therapy devices for vaporizing or nebulizing a liquid into a gas stream including containers having a fluid diffusion chamber disposed at the bottom portion thereof and adapted to receive an element for heating fluids within the diffusion chamb... | 07/19/1977 |
| 4036857 | Benzopyrans having an unsaturated side chain 3-Formyl-6a,7,10,10a-tetrahydro-6,6,9-trimethyl-6H-dibenzo[b,d]pyran-1-ol, ethers and esters thereof having the formula ##STR1## wherein R is hydrogen, lower alkyl or lower alkanoyl and R6 is formyl or 1,3-dithiolan-2-yl but is 1,3-dithiol... | 07/19/1977 |
| 4036614 | Pressure relief means for industrial vacuum Relief valve means for dissipating positive compressor pressures which could exist within an industrial vacuum unit after the unit is shut down. A high capacity one-way flow type of valve is mounted on the unit to allow a vacuum to be created within the u... | 07/19/1977 |
| 4036005 | Clock with hour and quarter hour striking mechanism Clock with mechanism for striking one two-note tone on the quarter hour, two two-note tones on the half hour, three two-note tones on the three quarter hour and, on the hour, a single note tone corresponding to the particular hour indicated. A latch and r... | 07/19/1977 |
| 4036004 | Clock with striking mechanism A clock has a striking mechanism separate and discrete from the clock mechanism. The two mechanisms are located in side-by-side relation and aligned by a pin common to both mechanisms. The striking mechanism comprises striking means and control means, for... | 07/19/1977 |
| 4036983 | Ferrocene compounds and pharmaceutical composition for use in treatment of iron deficiency in an animal These are described compounds of formula I, ##STR1## in which R is a cycloalkyl group, N IS 0, 1 OR 2, R' is hydrogen, phenyl, alkyl C 1 to 6, cycloalkyl C 4 to 6, alkyl-cycloalkyl C 5 to 8, or phenyl-(alkyl C 1 to 6), x is a whole number from 0 to 8, and... | 07/19/1977 |
| 4031987 | Spring applied, electrically released brake with adjustable thrust element An industrial brake for application to an electrically-driven shaft in the event of power supply shut-down. The braking thrust is infinitely adjustable within a predetermined range by screw adjustment of the angle between a pair of levers pivoted to a bra... | 06/28/1977 |
| 4030916 | Process for recovering lead from the active material of used batteries Lead is recovered from the lead-containing sludge from used batteries by first heating the sludge at 100° - 150° C to drive off the water. The sludge is subsequently reacted at about 1,000° C with carbon powder in a closed electric furnace. The relativ... | 06/21/1977 |
| 4030214 | Adjustable flexure means for ski boot Ski boot with a semi-rigid shell and flex-adjusting means. A vertical split portion in the shell is provided with apertures on each side of the split spaced along its length. A clip including two spaced parallel legs is inserted from the inside of the boo... | 06/21/1977 |
| 4029761 | Method for treating gingivitis There is described a method for the treatment of gingivitis (and particularly chronic gingivitis) which comprises administering an effective quantity of 1,3-bis(2-carboxychromon-5-yloxy)-2-hydroxypropane, or a pharmaceutically acceptable salt thereof, as ... | 06/14/1977 |
| 4024930 | Lubricating device and method A chain lubricating device in which lubricating fluid passes through an inlet line into a shaft to a piston chamber in a pump body where the lubricating fluid is then evacuated to discharge device located on a sprocket to which the pump body is attached, ... | 05/24/1977 |
| 4025856 | Antenna apparatus An omnidirectional antenna apparatus for processing received FM stereophonic radio signals to substantially eliminate multipath distortion in the stereophonic sound reproduced by a radio receiver coupled thereto.... | 05/24/1977 |
| 4023934 | Color indicator apparatus for presence of oxygen A color indicator apparatus for determining the presence of oxygen which comprises a container which permits flow of gas thereto, an ampoule in the container, said ampoule containing a redox color indicator liquid, and an absorbent material, for the liqui... | 05/17/1977 |
| 4023578 | Blow-wave brush A blow-wave brush for drying and styling the hair comprises a cylindrical heat-conducting cage surrounding a cylindrical brush, the tufts of the brush projecting beyond the surface of the cage. The brush is provided with means for blowing hot air into the... | 05/17/1977 |
| 4023860 | Seat back with limited access to the rear thereof A seat back for the corner seat in the last row of seats in a mass transit bus where access to the rear of the seat back is extremely limited. The seat back comprises a shell portion and a removable pad portion carrying fasteners which extend rearwardly t... | 05/17/1977 |
| 4022900 | Compositions containing 1,2,3,4-tetrahydroisoquinolines used as hypotensive agents Disclosed are 5,6,7 or 8-nuclear substituted benzamido-1,2,3,4-tetrahydroisoquinolines of the formula ##STR1## in which R is a phenyl containing one to three hydroxyl, nitro, halo, lower alkyl or lower alkoxy groups, and R1 is hydrogen or ... | 05/10/1977 |
| 4019494 | Solar air heater assembly An improved solar heat generator incorporates a novel finned heat-absorbing and transfer plate which employs upstanding fins of relatively small length which are arranged in uniformly spaced rows across the direction of gas flow, with the fins in each row... | 04/26/1977 |
| 4019266 | Ankle pad for footwear An ankle pad insert for use in a boot, which covers the ankle of the wearer, including a ski boot, having a relatively stiff shell and a flexible liner disposed within said shell, the ankle pad insert being less dense than the density of the liner materia... | 04/26/1977 |
| 4020163 | Use of heterocyclic esters of 5H-[1]benzopyrano [3,4-b]pyridines as analgesics Heterocyclic esters of 1,4-ethano-1,2,3,4-tetrahydro-5H-[1]benzopyrano[3,4-b]pyridines and 1,4-ethano-1,2,3,4,13,14-hexahydro-5H-[1]benzopyrano[3,4-b]pyridines. The esters have the formulas ##STR1## wherein R2 is lower alkyl, R3 | 04/26/1977 |
| 4018673 | Centrifuge processing of high-solids clay Method of removing coarse materials and chemical and mineral impurities from clay in order to produce a purified high solids suspension of said clay which method involves mixing a crude clay with water and a dispersing agent to form a high solids slurry; ... | 04/19/1977 |
| 4014748 | Anaerobic culture collecting and transporting apparatus A culture collecting and transporting apparatus comprising a closable container having a collected culture receiving depot therein, means in the container for supplying a culture medium to a culture placed on the depot, and chemical means in the container... | 03/29/1977 |
| 4013369 | Sprayer-wiper device A sprayer-wiper device including a container having a fluid dispensing means with a releasable wiper head having wiper pads thereon spaced from said dispensing means.... | 03/22/1977 |
| 4013030 | Support for LNG ship tanks In combination, a tank and a support system located about a circular horizontal section of the tank, the support system comprising a plurality of essentially identical composite supporting units spaced around the circular horizontal section, with each sai... | 03/22/1977 |
| 4013422 | Gas generating apparatus A gas generating apparatus, for use in microorganism maintenance during sample transport, storage or incubation, comprising a container having an opening, a gas generating solid material in the container, an ampoule containing a liquid which is reactive w... | 03/22/1977 |
