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6367288 |
Method and apparatus for preventing burner-hole build-up in fused silica processes
In furnaces for producing high purity fused silica glass boules, glass particles have a tendency to build-up adjacent the burner hole rim. It was discovered that unburned furnace gases containing...
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5810902 |
Method and apparatus for making air products
In a process of making gas laid products by entraining particles including fibers at least partially coated with a binder in a gaseous stream, passing the stream through a forming chamber and...
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4889546 |
Method and apparatus for forming fibers from thermoplastic materials
Method and apparatus for attenuating glass fibers. Primary glass is delivered into a primary, high temperature, high velocity gaseous blast to produce fibers that are attenuated while carried by...
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4838917 |
Process and apparatus for the production of very fine mineral fibers, in particular glass fibers
The streams of melt issuing from the melt outlet apertures (18) at the bottom of a melting crucible (14) are broken up into fibers in a drawing nozzle by means of a blast medium directed...
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4818218 |
Internal combustion burners
This invention relates to internal combustion burners. In the burners according to the invention, the combustible mixture flows in counter-current to the combustion gases while in contact with the...
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4553996 |
Process for producing mineral wool fibers while reducing the velocity of flowing media
A method for the reduction of the velocity of dispersions of fine particles in gas is described, in which the dispersion is divided into a plurality of mass flows M which are conveyed each to a...
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4487622 |
Method and apparatus for forming fiber webs
The invention concerns the improvement of the fiber distribution in a web or mat, the attenuation of the fibers being effected by means of gas currents. The material delivered in the form of...
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4268293 |
Stabilization of glass feed in fiberization by toration
Method and apparatus are disclosed providing both for separation of the components of a toration fiberizing center, including separation of both the glass stream supply means and of the secondary...
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4194897 |
Method for making fibers from glass or other attenuable materials
Method and apparatus for the production of fibrous materials from attenuable substances, particularly molten glass, are disclosed, along with the fiber products which result. In the disclosed...
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4146378 |
Fiber formation by use of gas blast attenuation
Method and equipment are disclosed for forming fibers from attenuable material, such as molten glass, by the use of a jet penetrating transversely into a blast and by the of a structural element...
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4140509 |
Method and apparatus for making fibers from thermoplastic materials
Method and equipment are disclosed for forming fibers from attenuable material such as molten glass, by the use of high velocity whirling gas currents or tornadoes. Attenuation is preferably...
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4137059 |
Method and apparatus for making fibers from attenuable materials
The attenuation technique disclosed utilizes high velocity whirling currents or tornadoes formed in a toration zone i.e., a zone of interaction of a principle blast or current of gases and a...
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3374074 |
Method for production of mineral fibers
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2996102 |
Manufacture of a web or mat made from glass fibre or a substance having similar characteristics
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2961698 |
Process and apparatus for producing fibrous mats
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2888060 |
Arrangement and method for the production of mats or similar flat formations of mineral wool
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