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Alcan Aluminum Corporation Patents
Assignee:
Alcan Aluminum Corporation
Address:
Cleveland, OH
No. of patents:
66
Patents:


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Patent Number Title Of Patent Date Issued
T978005 Process for extruding polyethylene January 2, 1979
a process is provided wherein polyethylene is melt-extruded in tubular form while simultaneously maintaining an environment of an inert gas such as nitrogen internally of the tubular form of polyethylene to preclude formation of a layer of large spherulites.
D265509 Elongated ceiling panel or similar article July 20, 1982
6126034 Lightweight metal beverage container October 3, 2000
Lightweight beverage containers disclosed herein require less metal per container, exhibit less earing and have one or more of the following features: 1) a reduced seam between the can end and the can body, 2) a side wall having vertically disposed alternating portions of relatively
5787746 Multi-stand hot rolling mill tension and strip temperature multivariable controller August 4, 1998
A multivariable controller for a hot rolling mill which uses rolling stand speeds to control exit strip temperature and interstand tension, wherein the controller considers the inherent multivariable nature of the tension and temperature processes relative to individual rolling stand spe
5609053 Constant reduction multi-stand hot rolling mill set-up method March 11, 1997
This invention relates to a method and apparatus for improving rolling mill efficiency by providing modified fixed setup parameters according to the class of the material being rolled through the following steps: (1) divide the products produced by the rolling mill into hardness/rollabil
5531425 Apparatus for continuously preparing castable metal matrix composite material July 2, 1996
A method and apparatus for preparing a continuous flow of castable composite materials of nonmetallic particles in a metallic matrix, wherein particles are mixed into a molten metallic alloy to wet the molten metal to the particles, and the particles and metal are sheared past each other
5402843 Stepped alloying in the production of cast composite materials April 4, 1995
A cast composite material is made from particles and a matrix alloy of preselected composition that is difficult to wet to the particles. A wetting alloy having a composition that readily wets the particles is first mixed with the particles under conditions that wet the wetting alloy
5401529 Method for automatic film thickness control March 28, 1995
Paint or the like coating is applied to a gap between an elongated strip article and an extended surface, such as a coating head. A variable load, such as provided by air cylinders, is continuously exerted on the extended surface during operation for urging the extended surface against t
5387381 Method for extruding plastic with accent color pattern February 7, 1995
A new and useful process for producing a plastic article (e.g., vinyl siding) with an accent color pattern incorporated therein, and a specially formed accent color pellet which is useful in such a process. The process contemplates extruding a plastic product from a base compound formed
5295338 Building panel assembly March 22, 1994
This invention provides a panel assembly for buildings and the like comprising, in combination with structure supporting the assembly, an array of overlapping elongated metal panels, each panel including a lower edge, an upper flange, and a web including at least one outwardly protru
5218307 Fault detection circuit and method for testing a multiple conductor cable having a shield June 8, 1993
A fault detection circuit for testing conductor-to-conductor and conductor-to-ground faults in multiple conductor shielded cables. The fault detection circuit includes a voltage source that provides a plurality of distinct voltage phases. Each distinct phase from the voltage source i
5191743 Concealing trim cap assembly for a wall or ceiling panel system March 9, 1993
The invention provides a concealing trim assembly for a wall or ceiling panel system, comprising a trim member fastenable to a channel member of a ceiling or wall panel support, the trim member having a base portion and first and second means for slidably retaining a trim cap; means for
5153381 Metal clad cable and method of making October 6, 1992
An electrical cable and method for making the same. The cable includes a plurality of conductors formed into a bundle and surrounded by an armor sheath. A barrier, formed of polyester or polypropylene tape, is disposed directly between the bundle of conductors and armor sheath. The tape
5147462 Apparatus for automatic film thickness control September 15, 1992
Paint or the like coating is applied to a gap between an elongated strip article and an extended surface, such as a coating head. A variable load, such as provided by air cylinders, is continuously exerted on the extended surface during operation for urging the extended surface against t
5118341 Machinable powder metallurgical parts and method June 2, 1992
The invention provides a sinterable brass powder blend, comprising about 90% to about 99% by weight of brass powder, about 0.2% to about 6.0% by weight manganese sulfide, and 0% to about 5.0% by weight of lubricants, binders, graphite, sintering enhancing additives and mixtures thereof.T
5083602 Stepped alloying in the production of cast composite materials (aluminum matrix and silicon addi January 28, 1992
A cast composite material is made from particles and a matrix alloy of preselected composition that is difficult to wet to the particles. A wetting alloy having a composition that readily wets the particles is first mixed with the particles under conditions that wet the wetting alloy
5050360 Suspended ceiling panel September 24, 1991
A ceiling panel system for suspending a new and improverd ceiling panel from an assembly of inverted T-beam support members. The support members are suspended in a horizontal plane to form a desired grid pattern for supporting a plurality of ceiling panels to form a continuous ceiling. T
5024034 Non-directional suspended ceiling panels June 18, 1991
A new and useful latch structure for suspending ceiling panels from a grid of inverted T-beam support members. The latch structure comprises a relatively rigid, hook-shaped member which is coupled to a respective ceiling panel so as to move with the ceiling panel relative to the inve
4998947 Corner cap structure and method March 12, 1991
A corner cap which is designed to be formed into a selected configuration, and then attached to the corner post of a building. The corner cap is designed so that its configuration is adjustable to enable the corner cap to be attached to corner posts with configurations which can vary ove
4991370 Security panel system February 12, 1991
A security panel system which may be assembled into security panels, having at least one pan member with interlockable ribs for formation of continuous, interlocking pan surface, at least one channel member having a web, a first flange and a second flange having at least one notch for
4932232 Methods of detecting and correcting spray header malfunctions June 12, 1990
A method of detecting spray header valve and nozzle malfunctions, in a spray header including plural nozzles each having its own control valve, by supplying the spray header with liquid at a constant pressure head through a conduit while opening and closing the nozzle valves one at a
4850172 Ceiling or like structural system and splice member therefor July 25, 1989
A ceiling system constituted of inverted T support members arranged in a horizontal grid, wherein T members aligned in end-to-end relation are interconnected by a splice member bridging the joint between them and having a pair of horizontally spaced clips respectively projecting through
4736564 Conversion ceiling pan and system April 12, 1988
The conversion ceiling system disclosed may be installed immediately under a pre-existing ceiling without dismantling or removing the pre-existing ceiling. The conversion ceiling system includes pans which are adapted to cooperate with conventional inverted T-beams which, if pre-existing
4680851 Method of setting up rotary slitter tooling July 21, 1987
A method of setting up tooling on parallel rotary arbors for cutting plural parallel longitudinal slits in a web of sheet material advancing between the arbors, using a set of tooling comprising multiple circular cutter elements and multiple circular spacer elements, the elements having
4639970 Roller assembly with stabilizer elements for sliding panels February 3, 1987
For slidably mounting a panel such as a door on a railed track, a roller assembly including a roller having a peripheral groove for sliding on the track rail, housing structure for mounting the roller in the panel, and a rigid metal stabilizer element carried by the housing structure and
4542614 Structural members with interlocked components September 24, 1985
A hollow structural member constituted of a plurality of wall sections cooperatively laterally enclosing an interior space, wherein adjacent wall sections have straight longitudinal edges aligned and facing each other to define a joint between the sections, with longitudinal recesses
4540437 Tin alloy powder for sintering September 10, 1985
A tin alloy powder containing up to 5% P is disclosed. Reduced sensitivity to sintering conditions is achieved by use of present alloy powder in production of sintered bronze articles. Means for controlling the growth of the article during sintering are also disclosed.
4528155 Production of cross-linked polymeric extruded articles July 9, 1985
In a method of producing an extruded, cross-linked cable coating of filled polyethylene wherein the extruder is charged with commingled polyethylene pellets and filler-EPR masterbatch pellets containing a peroxide cross-linking agent, the peroxide is incorporated in the masterbatch p
4525131 Cable-coating extruder head system with changeable die and guider elements June 25, 1985
A cable-coating extruder head having a head body with a central passageway for an advancing cable, a die insert removably seated in a fixed die body at the forward end of the passageway providing a die aperture through which the cable passes, and a guider insert removably mounted in a fi
4494346 Ceiling system and panel-securing device therefor January 22, 1985
In a ceiling system wherein a plurality of horizontal C-shaped panels are carried by stringers extending above the panels, a device for securing a panel to a stringer at any desired angle relative thereto. The device includes a carrier member grippable in a fixed angular position between
4476658 Standing seam roof system October 16, 1984
A roofing panel system including a plurality of elongated panels disposed in side-by-side parallel array on a supporting roof structure, each panel having an upwardly projecting longitudinal flange along each side with the flanges of adjacent panels together constituting a standing seam
4426822 Vertical ceiling assembly and stringer therefor January 24, 1984
In a ceiling assembly, a parallel array of horizontally elongated panels each having vertical major surfaces and a horizontal top flange and a plurality of spaced parallel horizontally elongated stringers extending above and transversely of the panels for supporting the panels, the s
4424646 Vent-type window with emergency egress mounting January 10, 1984
A vent-type window structure, having one or more vent sashes each mounted by means of a pair of hinges respectively disposed at the opposite sides of the sash, wherein at least one of the sashes is positively secured to each of its associated hinges only by a single manually removable pi
4411218 Apparatus for producing straited surface coatings October 25, 1983
Production of a longitudinally striated coating on a strip article by advancing the article past an open side of an otherwise-enclosed trench so that the article surface to be coated closes the open trench side, while delivering concurrent laminar flows of two different liquid coating
4411215 Apparatus for producing striped surface coatings October 25, 1983
In the coating of a major surface of a strip article, wherein the strip surface is advanced longitudinally past a dam and, immediately beyond the dam, past an extended wall spaced from the strip surface by a gap equal to a desired wet coating thickness, a first liquid coating material is
4400026 Tilt latch for window sash August 23, 1983
A tilt latch for a window sash including a base member mountable on a sash and a slide member disposed for sliding movement in a channel formed in the base member and resiliently biased toward an extended position in which a nose-shaped first end of the slide member engages a window fram
4387123 Coating process and apparatus June 7, 1983
In the coating of a strip article of indeterminate length, wherein the article is continuously advanced lengthwise past a dam while liquid coating material is supplied to a major surface of the article ahead of the dam, the article is passed through a gap of extended length immediate
4382354 Siding panel systems with panel-mounting devices May 10, 1983
For use with horizontal siding panels each having complementary first and second locking means respectively formed along their top and bottom margins for interlocking vertically adjacent courses of panels in overlapping array, a system for mounting, on a wall, a panel interposed betw
4364215 Suspended ceiling assembly and stabilizer bar therefor December 21, 1982
In a suspended ceiling assembly of panels carried by spaced, elongated stringers, stabilizer bars interconnecting the stringers for maintaining the stringers fixed in position relative to each other and preventing racking of the assembly. Each stabilizer bar is a rigid element having a
4356673 Siding panel systems and methods of installation November 2, 1982
For use with horizontal siding panels each having complementary first and second locking means respectively formed along their top and bottom margins for interlocking vertically adjacent courses of panels in overlapping array, a system and method for mounting, on a wall, a panel inte
4356667 Tilt latch for slidable window sash November 2, 1982
A tilt latch for a sliding window sash comprising a unitary molded plastic article including a base portion mountable on the top of a window sash, a body portion having a projecting nose for insertion in a channel of a window frame, and a narrow thin portion hingedly connecting the body
4356217 Process for producing striated surface coatings October 26, 1982
Production of a longitudinally striated coating on a strip article by advancing the article past an open side of an otherwise-enclosed trench so that the article surface to be coated closes the open trench side, while delivering concurrent laminar flows of two different liquid coating
4356216 Process for producing striped surface coatings October 26, 1982
In the coating of a major surface of a strip article, wherein the strip surface is advanced longitudinally past a dam and, immediately beyond the dam, past an extended wall spaced from the strip surface by a gap equal to a desired wet coating thickness, a first liquid coating material is
4348849 Starter strip for horizontal siding panels September 14, 1982
A starter strip for anchoring, to a wall, the bottom margins of the lowermost course of an array of horizontally elongated siding panels each secured to the wall along its top margin and each having an inwardly projecting, upwardly opening channel flange along its bottom margin. The
4344990 Process and apparatus for coating strip articles and the like August 17, 1982
In the coating of a strip article by continuously advancing the article lengthwise past a dam while applying liquid coating material to a major surface of the article ahead of the dam, and advancing the article surface past a facing wall of extended length immediately beyond the dam, the
4292781 Siding panel system with modular insulating and mounting units October 6, 1981
A siding panel system for use on an exterior building wall or the like, including an overlapping interlocked array of horizontal siding panels 12, wherein the siding panels are secured to the wall by modular insulating and mounting units each comprising an insulating panel 10 and means s
4292087 Coatings pigmented with nonleafing aluminum flake September 29, 1981
Coatings, primarily finish coatings for topical applications, pigmented with substantially nonleafing aluminum flake produced by reducing aluminum to flake form in the presence of a milling agent comprised of isostearic acid, either alone or together with another nonleafing milling agent
4288958 Horizontal siding panel system with vertical stringers September 15, 1981
An array of overlapped, interlocking horizontal siding panels secured to a wall by parallel vertical stringers having vertically spaced resilient clips for holding the top margins of the panels, wherein the panel top margins and stringer clips cooperatively provide a double locking a
4248824 Method and apparatus for striping extruded polymer products February 3, 1981
The invention comprises a method and apparatus for producing extruded polymer products with a plurality of longitudinal stripes in the exterior surface thereof, and is particularly applicable to producing coated cable with color-coded stripes in the exterior surface thereof that are used
4245446 Fusible panel clip January 20, 1981
A one-piece panel clip is provided which is adapted to support a plurality of elongate ceiling panels so as to form a ceiling construction. The panel clip comprises a planar support strip which mates with the under surface of a ceiling support rail and includes a series of bendable tabs
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