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| Number | Title | Issue Date |
| 7323079 | Production process of core material for vacuum insulation material A core material for a vacuum insulation material is produced by forming under heat a mat of inorganic fibers with an uncured, thermosetting organic binder adhered thereon into the core material while pressing the mat for at least 30 seconds such that a density of th... | 01/29/2008 |
| 7003987 | Hybrid spinner for making a mixture of single-glass and dual-glass fibres right at the fibre forming stage A spinner is adapted to produce a dual glass curly fiber component and a single straight glass fiber component insulation product. The spinner includes a plurality of horizontal channels within the spinner peripheral wall. The channels separate two molten glasses of... | 02/28/2006 |
| 6990837 | High throughput capacity spinner for manufacturing dual-component curly fibers A spinner and a distributor spinner cup fixedly nested within the spinner are adapted to receive two molten thermoplastic materials of different coefficients of thermal expansion to produce a dual-component glass fiber insulation product. The inside wall of the spin... | 01/31/2006 |
| 6862901 | Process and apparatus for producing glass fibers A process and an apparatus for producing glass fibers by centrifugal force are provided. Molten glass is fed into a hollow cylinder of rotating member which rotates at high speed by means of a driving device and is heated. The molten glass is ejected to an outside o... | 03/08/2005 |
| 6843075 | Method for controlling process variables and an optical temperature sensor assembly A method of controlling process variables, for a fiberizing assembly including a rotary fiberizing disk in the manufacture of fibers from a high temperature, molten, clear or translucent, thermoplastic, fiberizable material, utilizes an optical sensor assembly. The ... | 01/18/2005 |
| 6596048 | Device and method for the centrifuging of mineral fibers The present invention relates to a device for the internal centrifugation of fine mineral fibres, a method for forming fine mineral fibres, and paper containing fine mineral fibres.... | 07/22/2003 |
| 6453703 | Spinner disc and rotary fiberization process A spinner disc for a rotary fiberization process, includes a base plate and an annular peripheral sidewall extending upward from the base plate which has a plurality of rows of fiberizing holes therein for fiberizing molten thermoplastic fiberizable mater... | 09/24/2002 |
| 6158249 | Apparatus for manufacturing mineral wool The only methods hitherto available for the production of mineral wool from materials such as basalt either utilize a stationary nozzle (blast drawing method) or external centrifuging whereby unsatisfactory yield and/or a not entirely satisfactory fiber q... | 12/12/2000 |
| 6141992 | Rotary fiberizer having two cooling jackets and an air ring In an apparatus and method of forming fibers from a fiberizable material, a molten fiberizable material is introduced into a rotating fiberizing rotor and passed through a plurality of holes in an annular peripheral sidewall of the fiberizing rotor to for... | 11/07/2000 |
| 5900206 | Method of making a fibrous pack A method of making a fibrous pack includes centrifuging at least two sets of mineral fibers from molten mineral material using at least two rotary mineral fiber spinners that are arranged in a machine direction along a collection surface, directing each s... | 05/04/1999 |
| 5900037 | Method and apparatus for producing mineral wool The present invention furnishes a method for producing mineral wool wherein a molten mineral material is fed into a spinner (1) the peripheral wall (2) of which comprises a multiplicity of orifices with small diameters wherethrough the mineral molten mate... | 05/04/1999 |
| 5785996 | Fiber manufacturing spinner and fiberizer A fiber manufacturing apparatus including a spinner, mounted on one end of a rotatable shaft, and a source supplying two streams of at least one molten thermoplastic material to the spinner. The spinner includes a radial extension, a radial wall, and an o... | 07/28/1998 |
| 5693117 | Radial rotary fiberizer A rotary fiberizer includes a spinner for centrifuging fibers from molten material along a path generally coplanar with the spinner, and a pair of opposed annular blowers positioned on opposite sides of the path of the centrifuged fibers, with the blowers... | 12/02/1997 |
| 5690715 | Glass fiber manufacturing process and plant In a process for producing insulating materials with environmentally safe binding components, a long-chain starch is used as binder, besides silicone. The starch is heated up to 50° to 60° C., held at this temperature and sprayed on the glass fibers sep... | 11/25/1997 |
| 5679126 | Method for collecting fibers from rotary fiberizer A method of producing a fibrous product is disclosed. Molten material is introduced into a rotating spinner which includes a peripheral wall having a plurality of orifices. The molten material is centrifuged through the orifices to create fibers. The fibe... | 10/21/1997 |
| 5154746 | Process and apparatus for forming glass filaments A process for forming glass filaments by utilizing centrifugal force, in which compressed gas is injected from a position near an interior of a flame port frame of a fiberizing burner toward a throat portion of a discharge port of the burner at an acute a... | 10/13/1992 |
| 5100450 | Method and apparatus for producing fibers A method and apparatus for expanding the fiber column produced by a rotary fiber glass manufacturing unit. A rotating bell-shaped shell is mounted beneath the rotary disc of the manufacturing unit so that the lower portion of the shell is in the path of t... | 03/31/1992 |
| 5076826 | Apparatus and method for making glass fibers A duct assembly is employed for directing a central air flow upwardly against the rotating spinner of a conventional fiberizer mechanism that produces a downwardly falling veil of fibers. The central air flow eliminates the low-pressure zone that normally... | 12/31/1991 |
| 4948409 | Multiple segment spinner A multiple segment glass fiberizing spinner and method of making same provides a product of low cost and improved service life. The spinner comprises a plurality of, preferably four, segments of a cast alloy having a large number of small radially oriente... | 08/14/1990 |
| 4917715 | Method for producing rotary textile fibers A method of making textile glass fibers in a rotary process is disclosed. A spinner bearing molten glass rotates on its axis of rotation. Glass is forced through orifices and the resulting fibers are moved along paths generally perpendicular to the axis o... | 04/17/1990 |
| 4767431 | Production of micro glass fibers In this energy efficient process for forming glass microfibers, glass pellets are fed at a controlled rate into a rotary fiberizer. The input material is in the form of glass marbles or pellets which are held at a temperature below the liquidus temperatur... | 08/30/1988 |
| 4759785 | Glass fiberization method Glass fibers for insulation uses are produced by means of a centrifugal spinner which introduces glass streams into an annular attenuating blast adjacent the periphery of the spinner. An improved product quality and/or production rate as well as prolonged... | 07/26/1988 |
| 4756732 | Glass fiberization method Glass fibers for insulation uses are produced by means of a centrifugal spinner which introduces glass streams into an annular attenuating blast adjacent the periphery of the spinner. An improved product quality and/or production rate as well as prolonged... | 07/12/1988 |
| 4689061 | Method and apparatus for producing fine fibers A method and apparatus for making glass fibers comprises a burner creating an annular jet of high-temperature, high-velocity gases and an orificed spinner mounted for rotation within the jet where the circumferential rows of orifices on the spinner periph... | 08/25/1987 |
| 4670034 | Internal blower for expanding cylindrical veil of mineral fibers and method of using same A downwardly moving cylindrical veil of mineral fibers is distributed to form a mineral fiber product by impinging on the interior of the veil jets of gas from an internal blower positioned within the veil to increase the angular velocity of the veil, the... | 06/02/1987 |
| 4632685 | Apparatus for forming of felts which have an isotropic structure The invention relates to the forming of felts, the fibres of which are disposed in random directions. These felts are obtained by depositing the fibres which are carried by a current of gas on a gas-permeable conveyor, the fibres, prior to being deposited... | 12/30/1986 |
| 4627868 | Method and apparatus for producing mineral fibers An apparatus for fiberizing molten mineral material is disclosed. The apparatus includes a spinner to fiberize the material into fibers, a high velocity blower to attenuate the fibers, an air gap between the spinner and the high velocity blower through wh... | 12/09/1986 |
| 4544393 | Rotary fiber forming method and apparatus A method and apparatus for centrifugal production of fibers comprises a rotatably mounted spinner for centrifuging streams of molten material and an annular blower for discharging attenuating gases having a component in a tangential direction opposite the... | 10/01/1985 |
| 4534779 | Method and apparatus for heating a mineral fiber forming spinner Apparatus for fiberizing molten mineral material comprises a spinner having an orificed peripheral wall through which the molten mineral material passes to form mineral fibers, a burner mounted to direct hot gases toward the interior of the peripheral wal... | 08/13/1985 |
| 4478624 | Process and apparatus for improving the distribution on a receiving device of fibers carried by a gas current The invention relates to the distribution on a receiving device of fibers carried by a gas current. To improve the distribution, the gas current carrying the fibers is subjected to the action of a gas layer which envelopes the current and of which the dir... | 10/23/1984 |
| 4392878 | Glass fiber forming unit In a glass fiber forming unit including a hollow-cylinder-shaped rotating spinner having (a) a bottom, (b) a surrounding wall with a number of molten glass projecting orifices, and (c) an upper annular flange extending inwardly from the upper edge of the ... | 07/12/1983 |
| 4392879 | Method of forming glass fibers while monitoring a process condition in a spinner The method and apparatus for monitoring a process condition in a spinner mounted for rotation, the spinner having an orificed sidewall for the centrifuging of molten mineral material therethrough, comprises a sensing means mounted for rotation with the sp... | 07/12/1983 |
| 4353724 | Method for forming mineral fibers A method and apparatus for fiberizing molten mineral material of the type in which molten mineral material is supplied to a spinner and centrifuged by the spinner into mineral fibers, is characterized by fiberizing the molten mineral material at a tempera... | 10/12/1982 |
| 4309203 | Process for manufacturing boron nitride fiber batts using a spinner A process is disclosed for producing non-woven, yet internally cohesive, boron nitride fiber batts, suitable for use as an electric cell separator in a lithium-sulfide battery. Molten boron oxide is centrifugally spun into strands and attenuated by an ann... | 01/05/1982 |
| 4303430 | Method and apparatus for forming mineral fibers A method and apparatus for forming fibers from molten mineral material comprising a rotatably mounted spinner (10) having an orificed peripheral wall (16) through which the material flows to form primary fibers (20), and a turbulent flow generator (26) ad... | 12/01/1981 |
| 4300931 | Method and apparatus for collecting fibrous material A method and apparatus for collecting fibrous material in which a stream of fibrous material is directed towards a collection surface and a flow of gases is discharged substantially parallel to the stream and sufficiently close to the stream to expand the... | 11/17/1981 |
| 4289518 | Glass fiberization by centrifugal feed of glass into attenuating blast In the technique for fiberizing glass by the use of a centrifugal spinner delivering glass streams into an attenuating blast, a novel spinner construction is provided, and provision is also made for increasing the production, while also providing for the ... | 09/15/1981 |
| 4288236 | Glass fiberization by centrifugal feed of glass into attenuating blast In the technique for fiberizing glass by the use of a centrifugal spinner delivering glass streams into an attenuating blast, a novel spinner construction is provided, and provision is also made for increasing the production, while also providing for the ... | 09/08/1981 |
| 4203748 | Glass fiberization spinner In the technique for fiberizing glass by the use of a centrifugal spinner delivering glass streams into an attenuating blast, a novel spinner construction is provided, and provision is also made for increasing the production, while also providing for the ... | 05/20/1980 |
| 4203745 | Glass fiberization by centrifugal feed of glass into attenuating blast In the technique for fiberizing glass by the use of a centrifugal spinner delivering glass streams into an attenuating blast, a novel spinner construction is provided, and provision is also made for increasing the production, while also providing for the ... | 05/20/1980 |
