Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 7942974 | Method of cleaning a film-forming apparatus A method of cleaning a film-forming apparatus to remove a silicon-based material deposited on a constituent member of the film-forming apparatus after being used to form thin films includes introducing a first gas including fluorine gas and a second gas including ca... | 05/17/2011 |
| 6813902 | Systems and methods for increasing production of spheroidal glass particles in vertical glass furnaces A retrofit technology for air-fuel fired, vertical glass furnace for oxygen firing or boosting to provide additional heat to the process to increase furnace production capacity. The additional firing using oxygen is strategically controlled to enable enhanced radiat... | 11/09/2004 |
| 6783357 | Preheated fuel and oxidant combustion burner A burner apparatus comprises a conduit adapted to convey preheated oxidant and having outlet and inlet ends, and a conduit adapted to convey preheated fuel and having outlet and inlet ends. The conduit adapted to convey preheated fuel is substantially parallel to th... | 08/31/2004 |
| 6298789 | Gas generator A gas generator for air bags having a container holding a combustible gas mixture and fitted with a closure which opens into a combustion chamber fitted with a gas outlet in which the gas mixture is ignited by an ignition device. To provide a fast-reactin... | 10/09/2001 |
| 6214425 | Storage box for an object to be protected against physicochemical contamination The invention relates to a storage box for an object that is to be protected from physicochemical contamination. The storage box is intended to have low weight, good mechanical strength, a good electrical condition, with a low degassing rate in time with ... | 04/10/2001 |
| 6129780 | Process and device for purification of gas by adsorption with fixed horizontal beds Process and apparatus for the purification of a gaseous flow containing at least one impurity which can be carbon dioxide, water vapor and/or hydrocarbon. The impurity is adsorbed on a bed of adsorbent containing at least one adsorbent material, it being ... | 10/10/2000 |
| 6128921 | Air distillation plant comprising a plurality of cryogenic distillation units of the same type In this plant (1), a common thermal insulation wall (14) surrounds first and second distillation units (2, 3, 4, 5). A first product stream is removed from the first unit and a second stream is removed from the second unit, the first and second streams ar... | 10/10/2000 |
| 6050106 | Ultra high purity nitrogen and oxygen generator unit There is provided a unit capable of simultaneously producing nitrogen of ra high purity and oxygen of ultra high purity from air as a feed material. Feed air is introduced into to the bottom 15 of a first rectification column 6. Liquid nitrogen of ultra ... | 04/18/2000 |
| 5983959 | Head for supplying a cryogenic liquid, transfer line and supply plant equipped with such a head A head (14) intended to be mounted on the end of a transfer line comprising a downstream outlet orifice (39) for liquid. The device comprises an insulating central nozzle (40) in which there is formed a through-opening (44, 45) for the passage of the liqu... | 11/16/1999 |
| 5676762 | Process for distributing ultra high purity gases with minimized corrosion A process for reducing corrosion in a gas distribution network of ultra high purity gas or any part of said distribution network, including: (a) Wet cleaning the gas distribution network or at least one part thereof with a wet cleaning agent, (b) Liquid drying... | 10/14/1997 |
| 5474596 | Aromatic polyetherketone gas separation membranes Novel aromatic polyetherketone gas separation membranes and the process of using such membranes to separate one or more gases from a gaseous mixture are disclosed. The polyetherketones are formed from 2,6-dihalobenzophenone, preferably 2,6-difluorobenzoph... | 12/12/1995 |
| 5393324 | Aromatic polyetherketone gas separation membranes Novel substituted aromatic polyetherketone gas separation membranes and the process of using such membranes to separate one or more gases from a gaseous mixture is disclosed. The polyetherketones are formed from aromatic alcohols of the formula ##STR... | 02/28/1995 |
| 5393323 | Aromatic polyethersulfone gas separation membranes Novel alkyl-substituted aromatic polyethersulfone gas separation membranes and the process of using such membranes to separate one or more gases from a gaseous mixture is disclosed. The polyethersulfones are formed from aromatic alcohols of the formula ... | 02/28/1995 |
| 5380433 | Hollow fiber membrane separation device with a housing made from a flexible material The present invention is a hollow fiber separation assembly having one or more bundles of hollow fiber membranes with a tubesheet at each end enclosed by an end cap. An impermeable housing, preferably made from a flexible polymeric material, most preferab... | 01/10/1995 |
| 5352273 | Alkyl substituted aromatic polyester gas separation membranes Novel alkyl-substituted aromatic polyester gas separation membranes and the process of using such membranes to separate one or more gases from a gaseous mixture is disclosed. The polyesters are formed from aromatic alcohols of the formula ##STR1## ... | 10/04/1994 |
| 5299731 | Corrosion resistant welding of stainless steel A process for welding stainless steel tubing in the presence of an inert gas comprising a silicon base gas, in particular silane SiH4. During the welding operation, a suitable quantity of silicon is deposited by chemical vapor deposition at the... | 04/05/1994 |
| 5234471 | Polyimide gas separation membranes for carbon dioxide enrichment Aromatic polyimide membranes have superior flux at low temperature for carbon dioxide and other condensable gases. Superior flux is achieved without reduction in selectivity or other valuable properties of prior art membranes.... | 08/10/1993 |
| 5232472 | Polyimide and polyamide-imide gas separation membranes Novel polyimide and polyamide-imide gas separation membranes and the process of using such membranes to separate one or more gases from a gaseous mixture is disclosed. The polyimides and polyamide-imides are formed from a blend of diamines containing the ... | 08/03/1993 |
| 5080698 | Aromatic polyethers containing cyano groups for gas separation The disclosed invention is directed to polycyanoarylether membranes. These membranes are formed by reacting an aromatic diol with a dihalobenzonitrile or dinitrobenzonitrile in the presence of a base and a polar, aprotic solvent. These membranes can be pr... | 01/14/1992 |
| 5059450 | Process for producing electric connecting means, in particular interconnection substrates for hybrid circuits The process comprises, after deposition of a layer of raw ink on a support having a high thermal dissipation, of the aluminium nitride type, effecting a preliminary drying of this ink at a temperature on the order of 100° C. to 150° C., then a firing co... | 10/22/1991 |
| 4990183 | Process for producing steel having a low content of nitrogen in a ladle furnace The present invention relates to a process for producing steel in a ladle furnace in which the molten steel is stirred by injection of an inert gas in the lower part of the furnace. According to the invention, the stirring of the bath of steel is effected... | 02/05/1991 |
| 4924600 | Fluidization treatment process and installation A system for fluidizing products in the form of grains or pieces. Gas is injected through lateral inlet ports in facing relation to each other in pairs so as to form an ascending current for a fluidized bed and a descending current for a fixed bed from wh... | 05/15/1990 |
| 4895825 | High-porosity silicocalcareous mass for storing of gas, and production process A silicocalcareous mass obtained from an aqueous paste with a base of natural silica and quicklime. The mass is at least doubly stabilized by two mineral suspending agents, and reinforced by a fibrous reinforcing agent. The suspending agent comprises cell... | 01/23/1990 |
| 4891063 | Process for stirring steel in a ladle with the aid of carbon dioxide A killed steel is stirred in a ladle with the aid of gaseous carbon dioxide. Before the beginning of the stirring in the ladle, there is added to the quantity of deoxidizer usually employed, a supplementary quantity of deoxidizer in the molten metal, the ... | 01/02/1990 |
| 4886444 | Process for treating gaseous effluents coming from the manufacture of electronic components and incineration apparatus for carrying out said process A process and apparatus for treating waste products coming from the manufacture of electronic components. The effluent gases are aspirated by an inert vehicle gas, then intimately mixed with a preheated oxidizing gas, then remain in contact therewith at a... | 12/12/1989 |
| 4870801 | Process and apparatus for making an inert atmosphere in airtight packages The process, applied to inerting of airtight packagings, used together or separately the deoxygenation of empty packagings under inert atmosphere, purging of the gas ceiling of the packagings after filling and before closing with an inert fluid, under ine... | 10/03/1989 |
| 4855566 | Process for striking an arc in electric welding and welding torch employing said process The invention relates to a process for striking an arc and to a torch employing said process. An electronic ignitor located at a maximum distance of 8 meters from the torch has a high-voltage conductor which leads to a spark gap adjacent the part to be we... | 08/08/1989 |
| 4853136 | Process for oxidizing substances dissolved or in suspension in an aqueous solution The process comprises injecting into the inlet of a polyphase tubular reactor (6), on one hand, the aqueous solution at such temperature that the oxidation reaction occurs at a temperature between 50° C. and 370° C. and at an absolute pressure Pe of bet... | 08/01/1989 |
| 4848751 | Lance for discharging liquid nitrogen or liquid argon into a furnace throughout the production of molten metal Liquid argon or nitrogen is poured with a lance into a furnace during the production of molten metal. According to the invention, the lance comprises a double wall in which a hole is respectively located in order to vent the argon or nitrogen gas to reduc... | 07/18/1989 |
| 4848332 | Device for controlling the pressure of a fluid and injection system for this fluid employing this device The control device is applicable in particular in the control of the injection of oxygen in the course of an oxygen treatment through a nasal mask. The device comprises a sealed chamber (5) in which are disposed, on one hand, a very pliable bladder (6) on... | 07/18/1989 |
| 4836242 | Pressure reducer for pure gases A pressure reducer, especially adapted for the supply of very pure gas in the electronics industry, which comprises a final stage having an inlet, pressure-reducing means and a low-pressure outlet. A filter having a filtration threshold lower than a micro... | 06/06/1989 |
| 4835937 | Apparatus for providing inert atmosphere in airtight packages for food products Apparatus is provided for providing an inert atmosphere in airtight packages, which apparatus is adaptable for use in a packaging line. The apparatus comprises an inerting minitunnel which is provided with a ramp for purging oxygen from the packages, and ... | 06/06/1989 |
| 4830681 | Oxygen cutting method and nozzle An oxygen cutting device comprising two cutting oxygen jets conducted through passageways with a passageway therebetween for a carburizing flame ensuring a reheating at depth of the rough-cut kerf which is effected by the first cutting oxygen jet and is f... | 05/16/1989 |
| 4827922 | Process and device for supplying respiratory oxygen The invention relates to the supply of superoxygenated air to a patient during a part of the inspiratory phase. An electrically controlled supply valve is opened as soon as the sensor of a detector receives a depression signal due to a start of inspiratio... | 05/09/1989 |
| 4821963 | Steelworks cutting nozzle with a double heating ring The nozzle comprises an oxidizing outer heating ring and a carburizing inner heating ring surrounding the cutting jet. This nozzle is made in two parts respectively forming a unit (1) opf injectors and a cutting unit (2) in adjoining relation to each othe... | 04/18/1989 |
| 4811755 | Process for controlling the flow of a gas in a valve and flow generator employing said process The valve comprises a movable closure member and a seat in which the closure member is displaced relative to the seat for varying the gas flow through the valve. According to the invention, the process comprises causing the displacement of the movable clo... | 03/14/1989 |
| 4812156 | Process for manufacturing glass objects According to the invention, ventilating air blown around and/or in the walls of a mould is cooled so as to maintain substantially constant, at least during predetermined periods of time, the temperature of the air around and/or in the walls of the mould, ... | 03/14/1989 |
| 4806137 | Process for lubricating a surface such as a mould for the manufacture of a glass object Process for lubricating a surface for the manufacture of a glass object, in which a layer of lubricant is periodically deposited on the surface. This layer of lubricant is produced with the aid of a source of heat such as an oxyfuel flame having a temperature ... | 02/21/1989 |
| 4802504 | Tap with flow limiter for gas bottles A tap for a bottle of compressed or liquified gas has fitted therein a flow limiter in the form of a cartridge internally comprising a first, upstream chamber receiving the gas coming from the bottle, a second, downstream chamber opening into a supply lin... | 02/07/1989 |
| 4791266 | Apparatus for supplying electric current to a welding or cutting torch An arc welding kit comprising a torch head, a combined source of electric current and of fluid for welding and a composite cable connectible between the fluid/current source and the torch head by means of coupling connectors. The upstream extremity of the... | 12/13/1988 |
