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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 5075141 | Decorative strips for shower partitions This invention relates to decorative strips for shower partitions. The decorative strips are constructed in the form of a circular section.... | 12/24/1991 |
| 5064636 | Paramagnetic oil emulsions as enteric MRI contrast agents A paramagnetic oil emulsion for enteric administration composed of about 5 to about 30 volume percent oil and about 70 to about 95 volume percent aqueous-based paramagnetic carrier, the aqueous-based paramagnetic carrier having a magnetic resonance contra... | 11/12/1991 |
| 5055690 | Method of eliminating water vapor interference in detecting gases A method of eliminating additional absorption caused by water vapor in detecting gases wherein absorption of infrared light is used to determine measured abosrption signals and interference absorption signals. The method of eliminating water vapor absorpt... | 10/08/1991 |
| 5052360 | Process and apparatus for timed port injection of fuel to form a stratified charge A process and apparatus for timed port injection and enriched stratified charge of fuel, preferably gaseous fuel, into an internal combustion engine. The process begins with forming a lean fuel/air mixture with a first fuel portion in an intake manifold u... | 10/01/1991 |
| 5052584 | Childproof pill dispenser A pill dispenser having two cylindrical main components that fit into one another, an inner concentric wall and an outer concentric wall displaceable relative to one another in a direction of a longitudinal axis of the pill dispenser. The outer concentric... | 10/01/1991 |
| 5050582 | Fluid heating apparatus and process particularly suitable for a deep fat fryer A process and apparatus for heating fluids, particularly for heating cooking oil within a deep fat fryer. A fuel-air mixture is introduced and combusted within a combustion tube, preferably of either a power burner or a pulse combustor. The flue gases are... | 09/24/1991 |
| 5046545 | Tension mounting system and assembly A tension mounting system and assembly for suspending a flexible sheet material in a taut condition from a generally planar support surface and providing selective tension adjustment of the flexible sheet material is provided. The mounting system and asse... | 09/10/1991 |
| 5045413 | Fully internal mainfolded fuel cell stack A fully internally manifolded fuel cell stack is provided by each separator plate and electrolyte in the fuel cell stack having a plurality of aligned perforations forming gas manifolds extending for the length of the cell stack. Each perforation through ... | 09/03/1991 |
| 5043505 | Oxidative coupling of aliphatic and alicyclic compounds and mixed basic metal oxide catalyst therefore A catalytic process for gas phase oxidative coupling of aliphatic and alicyclic hydrocarbon compounds to produce higher molecular weight hydrocarbon compounds, the catalyst being a mixed basic metal oxide or sulfide catalyst. One preferred mixed basic met... | 08/27/1991 |
| 5035647 | Device for securing a receptacle housing in an opening of a wall The invention relates to a device for securing a receptacle housing, positioned at the end of a cable, in an opening of a wall. The receptacle housing and the opening have a generally rectangular cross-sectional area and can be connected with each other i... | 07/30/1991 |
| 5033944 | Lubricant circuit for a compressor unit and process of circulating lubricant A lubricant circuit and a process for circulating a lubricant through such lubricant circuit of a compressor unit incorporating a planetary rotating compressor having a piston in an opening of a cylinder-piston. One embodiment of a circuit and one embodim... | 07/23/1991 |
| 5029607 | Tamper-resistant fluid connector A tamper-resistant fluid connector is mounted to a wall for quickly connecting and disconnecting a fluid supply line to an appliance or other device. The tamper-resistant fluid connector has a housing body with an inlet. A plug is rotatably secured within... | 07/09/1991 |
| 5027644 | Method and apparatus for injecting acoustic signals into live gas mains A method and apparatus for generating and introducing an acoustic signal into a piping system, such as a natural gas distribution system. A first case is sealably secured to a second case to form a diaphragm case. A diaphragm is sealably positioned within... | 07/02/1991 |
| 5024588 | Rotary compressor and process of compressing compressible fluids with intake and discharge through piston shaft and piston A rotary compressor and process of compressing compressible fluids wherein the compressor comprises a housing having at least two axially spaced walls and rotatable in relation to the housing cylinder-piston and piston elements journaled on eccentric port... | 06/18/1991 |
| 5022970 | Photoelectrochemical reduction of carbon oxides A process for photoelectrochemical reduction of CO2 and/or CO to gaseous hydrocarbons, predominately methane, in a liquid aqueous containing electrolyte dispersion of semiconductors in the presence of copper which may be deposited on the semico... | 06/11/1991 |
| 5022863 | Apparatus for an electrical connection of a printed circuit board to a module rail of a component rack An apparatus for an electric connection between a printed circuit board inserted into a receiving channel of a guide rail and a module rail carrying the guide rails of a component rack is disclosed. A sliding bow contact is aligned parallel to the inner w... | 06/11/1991 |
| 5021303 | Molten carbonate fuel cell start-up process A molten carbonate fuel cell start-up process wherein at least one cell unit having a metallic cathode, a metallic anode, and green tapes of electrolyte matrix and electrolyte carbonate between the cathode and anode is heated to temperatures about 250° t... | 06/04/1991 |
| 5020456 | Process and apparatus for emissions reduction from waste incineration A furnace for combustion wherein a combustion chamber is configured such that waste can be advanced from a drying zone, to a combustion zone, to a burnout zone, and then into an ash pit. An air source provides air for drying, combustion and burnout in a p... | 06/04/1991 |
| 5016602 | Noise and recoil reducing bow stabilizer for archery bows A bow stabilizer is mounted to an archery bow for the purpose of balancing the archery bow and reducing recoil, shock and vibration forces and noise that results when an arrow is discharged from the archery bow. The bow stabilizer has a hollow body which ... | 05/21/1991 |
| 5015917 | Adaptor for small fluorescent tubes An adaptor for fluorescent tubes having contact pins, the adaptor having a fluorescent tube-compatible plug-in socket and an incandescent lamp-compatible screw cap. The adaptor having an external casing. The external casing having the incandescent screw c... | 05/14/1991 |
| 5014539 | Crimp press A crimp press having an eccentric guide in which an eccentric tang having a bearing runs. In contrast to the known eccentric guides, the eccentric guide is not straight but instead has a curved region on one side. As a result, during the first 90° of the... | 05/14/1991 |
| 5013236 | Ultra-low pollutant emission combustion process and apparatus An apparatus and method for ultra-low pollutant emission combustion of fossil fuel wherein an elongated cyclonic primary combustion chamber has a cross-sectional area about 4 to about 30 percent that of an elongated cyclonic secondary combustion chamber a... | 05/07/1991 |
| 5013104 | Control console comprising pedestal, console part and top A control console having a pedestal, console part and top. The front or back of the pedestal can be closed with a door. The console part is positioned on top of the pedestal and extends beyond the front of the pedestal. The top is positioned on the consol... | 05/07/1991 |
| 5010319 | Warning light device A warning light device having a directional warning panel to regulate traffic, which is attached in a vertical position near the rear of a vehicle. The warning light device displays traffic symbols for following traffic, with controllable electric luminou... | 04/23/1991 |
| 5010322 | Housing for a process controller A combustion control system includes a sensor assembly and a process controller, the sensor assembly including sensors for providing output signals indicative of process variables, the process controller responding to the output signals to maintain a desi... | 04/23/1991 |
| 5008044 | Process for decontaminating radioactively contaminated metal or cement-containing materials Contaminated surface layers are decontaminated by treatment with an aqueous fluorine base-containing decontamination solution. The aqueous decontamination solution contains 0.05 to 50 Mol of decontamination agent per liter, and the decontamination agent p... | 04/16/1991 |
| 5006062 | Treatment of solids in fluidized bed burner A process for thermal treatment of solid particles in a fluidized bed wherein the solid particles by thermal treatment form a lighter weight fraction and a heavier weight fraction, relative to the total contents of the bed. The process is characterized by... | 04/09/1991 |
| 5002888 | Mutant microorganisms useful for cleavage of organic C-S bonds A mutant Bacillus sphaericus strain ATC No. 53969 which has the property of sulfur removal and sulfur metabolism by selective cleavage of C-S bonds in organic carbonaceous materials.... | 03/26/1991 |
| 5002752 | Process for hydroforming hydrocarbon liquids A mixed-solid solution tri-metallic oxide/sulfide catalyst having the formula: MI Oa Sb .multidot.MII Oc MIII Od wherein MI is vanadium, neodymium, tantalum, chromium, molybdenu... | 03/26/1991 |
| 5000104 | Trimming pressure foot A trimming pressure foot that can be interchangeably attached to a sewing machine includes one scissors blade fixedly attached to a pressure foot and one scissors blade pivotable about a shaft. The cutting motion is derived from the up-and-down motion of ... | 03/19/1991 |
| 4998702 | Suspension apparatus for control device This invention relates to a suspension apparatus for control devices which can be assembled from a connection flange or connection rotary joint, support beam sections, elbow joints, or intermediate joints which can be connected with a wall or the body of ... | 03/12/1991 |
| 4997725 | Electrocatalytic oxidative dimerization of methane A solid oxide fuel cell and process for direct conversion of natural gas into DC electricity concurrently with the electrocatalytic partial oxidation of methane to C2 hydrocarbon species C2 H4, C2 H6,... | 03/05/1991 |
| 4997155 | Suspension apparatus for control devices This invention relates to a suspension apparatus for control devices which can be assembled from a connection flange or connection rotary joint, support beam sections, angle units, or intermediate joints, which can be connected with a wall or a machine bo... | 03/05/1991 |
| 4996431 | Selective gas detecting apparatus A selective gas detecting apparatus for determining the concentration and type of hydrocarbon gas in a gas sample based upon absorption of infrared radiation by the gas sample, the apparatus having two infrared radiation absorption channels with the wavel... | 02/26/1991 |
| 4994652 | Device for controlling the heating output of the heating element of a cooking or heating plate A control device for controlling the heating capacity of the heating element of a cooking or heating plate, on which a cooking vessel, roasting vessel, or the like, can be placed and heated. The temperature on or in the cooking vessel is determined by mea... | 02/19/1991 |
| 4987924 | Interchangeable automated porting valve An interchangeable plug valve having a valve body with a first through hole. An outer valve plug having a second through hole. The outer valve plug is rotatably and sealably seated within a first cavity of the valve body. The second through hole of the ou... | 01/29/1991 |
| 4988040 | Device for securing a rail to a sleeper This invention relates to a device for securing a rail to a railroad tie, and wherein a base plate is provided with guide ribs for abutting the rail foot. The base plate is secured to the tie and the guide ribs provide anchorage openings wherein anchors m... | 01/29/1991 |
| 4986014 | Matrix-type advertising device A matrix-type advertising device having a circulating transport band with flap-like advertising elements, positioned in rows and columns, which are connected with the transport band on one side in the direction of transport. Dividing strips are positioned... | 01/22/1991 |
| 4983783 | Reduction in carbon oxides in oxidative pyrolysis of halogenated methanes Reduction of carbon oxides products in oxidative pyrolysis of halogenated methanes in gas phase halogen-catalyzed oxidative-pyrolytic, non-flame, conversion of methane to higher molecular weight hydrocarbons is carried out in the presence of oxygen-contai... | 01/08/1991 |
| 4979402 | Aliquoting of serial liquid samples An apparatus and process for obtaining an aliquot of serial liquid samples. A measured aliquot of each serial liquid sample is obtained and passed to an aliquot storage chamber with discard of the remainder of each liquid sample. A liquid collection conta... | 12/25/1990 |
