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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7600397 | Process and installation for granulating slag In a process for granulating slag, from a blast furnace or a smelting reduction plant, in which a granule/water mixture formed during the granulation is fed to a granulation tank and then to a dewatering installation, in which the slag granules are dewatered. H... | 10/13/2009 |
| 7240520 | Method and device for pulverizing and granulating melts In a process for pulverizing and granulating melts, especially oxidic slag, glass, or thermoplastic melts, in which the melts are heated with burner (6) in an antechamber (5) and ejected as a shroud surrounding a propellant stream into a granulating ch... | 07/10/2007 |
| 7237679 | Process for sizing particles and producing particles separated into size distributions A process for separating particles of different sizes comprising projecting a stream of particles into a fluid medium; allowing the particles to develop differing trajectories in the fluid medium; providing at least two separate collection areas for different averag... | 07/03/2007 |
| 7073353 | Production of mineral wool The invention relates to a method for producing mineral wool, whereby a cracking catalyst having an aluminum oxide content of at least 35% by weight is used as a base material or aggregate. Said catalyst materials produce waste products which are difficult to elimin... | 07/11/2006 |
| 7017371 | Method for producing a glass Glass produced on basis of a raw material in form of a mixture of mainly mineral-containing components comprising sludge from e.g. purification plants and waste products from the industry, and having a determined chemical composition adjusted on basis of knowledge o... | 03/28/2006 |
| 7001866 | Modification of the pore structure of metal oxide and mixed metal oxide supports for catalysts synthesis A porous catalyst support having an increased average pore size is produced from a mixed metal oxide material. In accordance with one embodiment, a method for preparing a mixed metal oxide material includes providing a mixed metal oxide precursor containing at least... | 02/21/2006 |
| 6945077 | Method for treating steel plant slag A method is presented for the treatment of slag from electric steel plants which comprises the following steps: (a) transference of the slag into a metallurgical receptacle; (b) defoaming of the slag in this metallurgical receptacle by adding a defoaming agent, pref... | 09/20/2005 |
| 6945775 | Method and apparatus for heating a slurry to a predetermined temperature The temperature of a metallurgical slurry in a heater vessel is accurately controlled by heating a first portion of the slurry in the heater vessel by contact with a heating medium such as steam, and by adding to the heater vessel controlled portions of a slurry at ... | 09/20/2005 |
| 6935855 | Apparatus for extrusion of water-containing products The inventions relates to an extrusion apparatus suited for water-containing products which heat-expand by internal boiling of water by pressure relief after passing through extrusion nozzles. The apparatus comprises a) an extruder, which at the outlet end thereof c... | 08/30/2005 |
| 6732547 | Method for the treating stainless steel refining slag The slag in a molten state formed at a step of refining stainless steel is adjusted such that the slag has a basicity in the range of 1.3-4.0, and the slag is mixed with a sulfur-containing material wherein the sulfur is zero or minus in valence, thereby setting the... | 05/11/2004 |
| 6516632 | Device for wet granulation of liquid-slag A simple and compact device for wet granulation of liquid slag, comprising a granulating basin with a water injection device and a decanting basin that is separate from the granulating basin. A distribution channel for the granulate-water mixture extends ... | 02/11/2003 |
| 6490887 | Method for converting polychlorinated biphenyl oil into a resource, agent for decomposing polychlorinated biphenyl oil, and reclaimed material The method for converting harmful polychlorinated biphenyl (PCB) oil into a resource includes chemical decomposition treatment, pelletizing treatment and thermal decomposition treatment. The chemical decomposition treatment uses a decomposing agent includ... | 12/10/2002 |
| 6432162 | Process for melting ashes, slags or glass In a process for melting inorganic materials (7) in a rotary horizontal converter or a rotary kiln (1) by adding fuel (8), oxygen or oxygen-enriched gases (10) and the inorganic materials (7) to a liquid bath (5), solid fuel (8) is added in piece form. Th... | 08/13/2002 |
| 6391086 | Method for the use of electric steel plant slag for self-reducing agglomerates The present invention refers to a method for using electric steel plant slag, ground and/or in particles of less than 6 mm, in self-reducing agglomerates, in the form of pellets or briquettes, as a fluxing material and as a secondary source of iron, in su... | 05/21/2002 |
| 6354108 | Method for preventing consolidation of blast furnance granulated slag and consolidation preventing system The object of the present invention is to provide a safe, easy-to-manage, successive, and swift method and system for preventing granulated blast-furnace slag from solidifying. Carbonated water is generated by dissolving carbon dioxide in water. Granulate... | 03/12/2002 |
| 6334885 | Method of solidifying steel-making slag and material produced by the method A method of solidifying a steel-making slag is performed by subjecting a mixture of a steel-making slag containing at least about 50% by weight of a powdery steel-making slag having a particle size not greater than about 5 mm and a substance containing at... | 01/01/2002 |
| 6318123 | Method for granulating a liquid slag bath and device for carrying out the method The method for granulating liquid slag melts, in particular blast furnace slag, in which the melt (2) is ejected into a cooling chamber via a slag tundish (1) and in which fluid under pressure, in particular compressed gas, vapor or pressurized water, is ... | 11/20/2001 |
| 6311522 | Process for casting and forming slag products The present invention relates to a process and apparatus to cast and form slag directly from the molten state into crystalline or amorphous products suitable for use as decorative and structural building and construction materials. Molten slag and additiv... | 11/06/2001 |
| 6284207 | Process for producing high surface area material by controlled leaching of blast furnace slag A material with high surface area can be obtained through the partial or total removal of CaO and MgO by acid leaching of blast furnace slag. This is accomplished by an improved process for selective leaching of blast furnace slag and other solid solution... | 09/04/2001 |
| 6251160 | Method of de-chroming and/or depleting the MgO content of steel slag In a process for dechroming, and/or depleting the MgO content of, steel slags, oxygen is introduced into the liquid steel slag to an extent sufficient for converting iron quantitatively to iron oxide and at least 5% by weight of the iron oxide contained i... | 06/26/2001 |
| 6251158 | Production of granules of reactive metals, for example magnesium and magnesium alloy A process of producing granules of a reactive metal. The process comprises providing a source of molten reactive metal (41), forming discrete droplets (53) of the molten metal, contacting the droplets while still substantially molten with a fluidized bed ... | 06/26/2001 |
| 6250109 | Method of continuously producing vitreous blast furnace slag The invention relates to a process for continuously producing a glassy or vitrified blast furnace slag, in which the slag is applied onto a cooling roll or onto articulately interlinked cooling plates conducted as an endless conveyor belt over deflection ... | 06/26/2001 |
| 6223560 | Process of producing a glassy product for multiple applications and products obtained by the process A process for recycling trash and obtaining a glassy vitreous product by mixing trash with a vitrifying composition comprising 30% Sodium Sulphate, 7% Quartz, 20% Calcium Carbonate, 23% Sodium Carbonate, 13% Organic Sulphate (consisting of 20% Sodium Sulp... | 05/01/2001 |
| 6143050 | Modifying slag for smelting steel in electric arc furnaces An improved method for modifying slag in an electric arc furnace comprising introducing into the slag, or on top of the slag, vermiculite platelets which have been refined into concentrated form whereby the flakes comprise at least 50%, and more preferabl... | 11/07/2000 |
| 6074967 | Production of rock wool A method of processing material for use in production of rock wool, comprises providing the material in finely divided form; mixing the finely divided material with a fibrous binding agent; and forming the mixture into solid blocks. The resulting blocks (... | 06/13/2000 |
| 6067821 | Process for making mineral wool fibers from lumps of uncalcined raw bauxite A process for making mineral wool fibers having high-temperature stability consisting essentially of: (a) preparing a mixture containing basalt and a quantity of uncalcined raw bauxite sufficient to provide the resulting fibers with an alumina content of ... | 05/30/2000 |
| 6057257 | Abrasive composition An environmentally safe abrasive composition which contains at least about 60 weight percent of ferrometalsilicate, at least about 5 weight percent of spinel, and at least about 70 weight percent of crystalline material. This composition has a Vickers har... | 05/02/2000 |
| 6053963 | Method for treating rotary slag The present invention provides a method for treating rotary slag containing iron and sodium compounds. The method involves treating the slag in a sulfuric acid solution to convert the iron and sodium within the slag to iron sulfate and sodium sulfate. The... | 04/25/2000 |
| 6053010 | Apparatus for aging steel-making slag A method for aging steel-making slag comprising the steps of charging normal temperature steel-making slag crushed to the extent that the slag having a grain diameter of 25 mm or less which constitutes 80% or more of the total amount into a pressure vesse... | 04/25/2000 |
| 6047566 | Method and device for melting recycled silicate starting materials The present invention concerns a method for melting recycled silicate starting materials. A rotating transport flow with helical flow filaments of transport air and starting material is supplied in the direction of the helix axis into the combustion chamb... | 04/11/2000 |
| 6000242 | Apparatus for and process of water granulating matte or slag Molten matte or slag is water granulated by feeding molten matte or slag through a launder to a granulator tank. The tank includes sloping walls and is equipped with adjustable overflow weirs and one or more of spray nozzles. These nozzles are positioned ... | 12/14/1999 |
| 5964911 | Process for making an abrasive composition A process for making an abrasive composition. In the first step of this process, from about 50 to about 85 weight percent electric arc furnace dust is mixed with at least about 10 weight percent of silica to prepare a thermally crystallizable mixture; the... | 10/12/1999 |
| 5944861 | Process and apparatus for making expanded slag Metallurgical slag is expanded to produce a lightweight solid by forming a stream of molten liquid slag of controlled rate of flow and mixing the stream of slag with a controlled quantity of water and flowing the interacting mixture of slag and water into... | 08/31/1999 |
| 5895511 | Method of producing a decorative construction material A method of producing a resilient decorative construction material from waste products such as slag granulate or waste glass granulate is taught. The waste glass granulate may contain paper, adhesives, plastic, or other contaminants. The construction mate... | 04/20/1999 |
| 5766297 | System for producing cementitious materials from ferrous blast furnace slags Processes and systems for producing cementitious materials from ferrous blast furnace slags. Processes comprise mixing of a source of CaO with molten slag flowing from at least one slag tap hole of a blast furnace. Sufficient CaO is mixed with the molten ... | 06/16/1998 |
| 5735931 | Slag granulation method and apparatus A granulator comprises a rotary atomizer on to which the molten material to be granulated is poured in a stream. The rotation of the atomizer causes the molten material to be ejected therefrom in the form of globules. No fluid jets are used to break up th... | 04/07/1998 |
| 5637127 | Plasma vitrification of waste materials This invention provides a process wherein hazardous or radioactive wastes in the form of liquids, slurries, or finely divided solids are mixed with finely divided glassformers (silica, alumina, soda, etc.) and injected directly into the plume of a non-tra... | 06/10/1997 |
| 5575827 | System for producing cementitious materials from ferrous blast furnace slags Processes and systems for producing cementitious materials from ferrous blast furnace slags. Processes comprise mixing of a source of CaO with molten slag flowing from at least one slag tap hole of a blast furnace. Sufficient CaO is mixed with the molten ... | 11/19/1996 |
| 5569314 | Thermal stabilization of steelmaking slag A thermally stable steelmaking slag is produced which is suitable for use in applications requiring dimensional stability, e.g. as aggregate in road construction. Fine particles of slag obtained from a basic oxygen furnace operation or from an arc furnace... | 10/29/1996 |
| 5558690 | Manufacture of ceramic tiles from spent aluminum potlining The present invention relates to a process for forming glass-ceramic tiles. Spent aluminum potliner containing carbonaceous material, fluorine, and glass forming materials is oxidized under conditions effective to combust the carbonaceous material and vol... | 09/24/1996 |
