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Manville Corporation Patents
Assignee:
Manville Corporation
Address:
Denver, CO
No. of patents:
150
Patents:


1 2 3


Patent Number Title Of Patent Date Issued
D306828 Bottle carrier March 27, 1990
D303434 Industrial luminaire September 12, 1989
D302737 Luminaire August 8, 1989
D301278 Fluorescent lighting fixture May 23, 1989
D300953 Fluorescent lighting fixture May 2, 1989
D300952 Fluorescent lighting fixture May 2, 1989
D300951 Fluorescent lighting fixture May 2, 1989
D300873 Recessed fluorescent lighting fixture April 25, 1989
D300671 Luminaire April 11, 1989
D300670 Luminaire April 11, 1989
D300469 Industrial luminaire housing March 28, 1989
D299070 Low profile lighting fixture December 20, 1988
D298862 Low profile lighting fixture design December 6, 1988
D298861 Area light December 6, 1988
D296369 Luminaire June 21, 1988
D295792 Area light May 17, 1988
D295328 Area light April 19, 1988
D294647 Area light March 8, 1988
D294645 Area light March 8, 1988
D294523 Area light March 1, 1988
D294397 Area light February 23, 1988
D294066 Area light February 2, 1988
D293722 Stanchion for exterior luminaire January 12, 1988
D293721 Area light January 12, 1988
5714421 Inorganic fiber composition February 3, 1998
Inorganic fibers which have a silicon extraction of greater than about 0.02 wt % Si/day in physiological saline solutions. The fiber contains SiO.sub.2, MgO, CaO, and at least one of Al.sub.2 O.sub.3, ZrO.sub.2, TiO.sub.2, B.sub.2 O.sub.3, iron oxides, or mixtures thereof. Also discl
5264257 Glass composite sheathing board November 23, 1993
An insulating board is provided in which the capacity to absorb the moisture exemplified by wood fiber based board, cellulose fiber based board and perlite based board is coupled with the high permeability of fiberglass insulation to provide a board having a balance between the capac
5256222 Lightweight building material board October 26, 1993
A lightweight wallboard having a density in the range of 10 pcf to 30 pcf and comprised of a faced layer of expanded siliceous inorganic particles, such as expanded perlite, bonded together by inorganic binder, such as sodium silicate. The board is made by depositing a mixture of particl
5244483 Apparatus for producing glass filaments September 14, 1993
The apparatus includes a bushing, a cooling assembly, a sizing applicator, a glass filament gathering pad and a winder. A tip section of the bushing is provided with rows of tips having orifices from which streams of molten glass are attenuated into filaments. The tip section is recessed
5242633 Method for producing organic fibers September 7, 1993
Apparatus and method for producing organic fibers by means of a centrifugal spinning process. The fiberizing disc and the molten material introduction nozzle are designed to prevent the molten material from escaping the disc prior to being fiberized. The heater for heating the material i
5236757 Glass composite sheathing board having an air retarder and water barrier sheet laminated thereto August 17, 1993
An insulating board in which the capacity to absorb the moisture exemplified by wood fiber based board, cellulose fiber based board and perlite based board is coupled with the high permeability of fiber glass insulation to provide a board having a balance between the capacity to hold
5232771 Process for molding a fiberglass reinforced article August 3, 1993
A process for producing fiberglass reinforced molded articles of superior surface quality involves preparation of a mat of glass fiber comprised of a majority of fibers having a diameter of less than one micron and a minority of fibers having a diameter greater than one micron. A sizing
5232745 Method of neutralizing acid containing compositions present in an insulation board August 3, 1993
Described is a method of neutralizing acid containing compositions present in an insulation board comprising the steps of providing an insulation board containing a leachable acid composition and neutralizing the leachable acid by applying to the board an effective neutralizing amount
5193764 Aircraft arresting system March 16, 1993
A system for arresting movement of an aircraft traveling off the end of a runway at high speeds. Rigid, friable, fire resistant foam boards, preferably phenolic foam, are connected to form a panel, and a plurality of layers comprised of stacked panels are adhered to a base surface. The
5192598 Foamed building board composite and method of making same March 9, 1993
A sheathing board capable of transmitting water vapor while retaining good thermal conductivity properties. The board is formed of a core comprising rigid foamed plastic interspersed with spaced areas of water vapor permeable insulating material that extend from one major face of the cor
5173096 Method of forming bushing plate for forming glass filaments with forming tips having constant si December 22, 1992
A bushing plate for use in the production of glass fibers has an array of nozzle tips. Each nozzle tip is formed to have a frusto-conical body with a central aperture. The walls of the nozzle tips have a constant thickness such that the diameter of the central aperture varies over the el
5169700 Faced fiber glass insulation December 8, 1992
An aircraft insulation product comprising a glass fiber blanket faced on at least one major face with an air permeable sheet. Insulating fibers coated with unbonded binder are directed to a web of the permeable sheet material supported on a moving collection chain, and the resulting fibr
5167430 Automotive exhaust system decoupler with resilient sleeve December 1, 1992
A flexible coupling for connecting an engine manifold to an exhaust pipe to relieve torque. Concentrically spaced flexible tubes, which have insulation filling the annular space between them, are connected to inlet and outlet tubes having interior ends located between the ends of the
5163289 Automotive exhaust system November 17, 1992
An automotive exhaust system incorporating an insulated exhaust pipe. The insulation is selected so that it is very efficient at relatively low temperatures, thereby allowing the exhaust gases to reach the light-off temperature of the catalytic converter in a short time, and less efficie
5158824 Non-woven fibrous glass mat and a method and apparatus for efficiently producing same October 27, 1992
A non-woven fibrous mat of generally random fiber orientation with built up lines or strips of fiber formed therein directionally oriented to enhance the strength and/or appearance of a mat and a method and apparatus for efficiently producing the same by differentially controlling dewate
5140732 Method of forming bushing plate for glass filaments August 25, 1992
A bushing plate for use in the production of glass fibers has an array of nozzle tips. The bushing plate is formed by successive cold forming operations from a starting plate of precious metal alloy. The starting plate is first indexed through a press which coins embossments raised from
5123949 Method of introducing addivites to fibrous products June 23, 1992
A process for introducing additive particles to extruded fibers during production of the fibers. Particles are directed into a moving stream of fibers during or after the fiber attenuation process. The movement of the fibers intermingles the particles with the fibers prior to the int
5115957 Apparatus for reinforcing fibrous duct May 26, 1992
The reinforcing wires in a fibrous duct are inserted by simultaneously piercing opposite sides of the duct with elongated piercing means mounted on a reciprocally movable frame. The piercing means may be the reinforcing wires themselves or may be separate structure, such as tubes, which
5112781 Process for producing zirconium based granules and zirconium oxide fibers May 12, 1992
Zirconium based granules are produced by the steps of forming an aqueous solution of a zirconium compound such as zirconium acetate, combining the aqueous solution with a phase stabilizer, and then heating the solution to evaporation thereby forming amorphous zirconium based granules.In
5104432 Process for fiberizing molten glass or refractory oxide materials April 14, 1992
A process for the treatment of a continuous or perturbated stream of liquid material, which process consists essentially of passing the said stream of liquid material through a plasma arc coupling zone in which at least two plasma arcs are coupled at the surface of the liquid stream in o
5100450 Method and apparatus for producing fibers March 31, 1992
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 the fiber column, causing the
5098498 Apparatus and method for encapsulating contoured articles March 24, 1992
A method and apparatus for encapsulating a porous article in plastic film without employing supporting molds. The article is deposited onto a lower web and an upper web is moved into overlying position. The edges of the webs are gripped by moving teeth to move the webs and the article in
5092122 Means and method for insulating automotive exhaust pipe March 3, 1992
Insulating the exhaust pipe of an internal combustion exhaust system by sliding a flexible insulated tube over the exhaust pipe. The tube comprises concentrically arranged inner and outer corrugated stainless steel tubes, with the annulus between the corrugated tubes filled with refr
5057176 Method of forming corrugated paperboard automotive liner October 15, 1991
An automotive headliner comprised of a laminate of double corrugated paperboard. Perforations in all the sheets of the laminate except the back paperboard sheet improve the acoustical performance of the liner. A vapor barrier on the back sheet prevents entry of moisture into the laminate
5053214 Process for producing zirconium based granules October 1, 1991
Zirconium based granules are produced by the steps of forming an aqueous solution of a zirconium compound such as zirconium acetate, combining the aqueous solution with a phase stabilizer, and then heating the solution to evaporation thereby forming amorphous zirconium based granules.In
5041178 Method of manufacturing a fibrous board August 20, 1991
A fiber glass board useful as a form board for lightweight cement and the like is strengthened by providing for the fibers to be predominantly oriented generally parallel to the major faces of the board in directions both parallel to and transversely of the dimension of the board cor
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