Stretching device for filaments or strands Baldini, G. and Trentini, G. (Beloit Corporation) US Pat 3 969 800 (20July 1976) A mechanism for producing plastics filaments.
Apparatus for stoage of filamentary material Pfarrwaller, E. (Sulzer Brothers Limited) US Pat 3 971 522 (27July 1976)
Carbon fibre composites Wrzesien, A.P., Whitney, I. and Katona, J. (Hyfil Limited) US Pat 3 971 669 Composite dowel pin for dental models (27July 1976) Kulig, F.M., Semrow, R.A. and Yorgensen, A method of producing a composite, H.P. Jr. (The J.M. Ney Company) shaped article from a high bulk, low US Pat 3 969 820 {20 July 1976) density felt made from continuous A composite dowel pin for dental carbonisable filaments in an oxidised models consisting of a metal pin with state. an elongated body member of synthetic resin moulded around it. Method of making an elongate, transversely reinforced metal sheet Abbot, R. (Fruehauf Corporation) Method of fastening sheet material US Pat 3 971 688 (27July 1976) Calderazzo, F.J. (Pitney-Bowes Inc) A reinforced metal sheet is made by US Pat 3 969 992 (20July 1976) separately applying a heated, fluid hot A method of mechnically bonding melt adhesive and a catalyzed, room sheets of material so as to form a temperature curing adhesive along and unitized body. within the confines of a bonding surface of a structural member, keeping Method of weaving a composite tube the structural member and a metal and web and resulting article sheet separated, and, while the hot Takada, T. and Takada, J. US Pat melt adhesive is fluid, pressing the two 3 970 116 {20July 1976) components together to bond them. Method of manufacturing composite materials Cannell, J.C., Leaper, R.S. and Parratt, N.J. US Pat 3 970 136 (20 July 1976) A process for forming a composite material of a metal matrix with nonmetallic fibrous reinforcement. Anisotropic road surface Goyer, A. and Smadja, R. (Mobile Oil Corporation) US Pat 3 970 403 (20 July 1976) An anisotropic road surface made with a road-bed, a mastic binder superimposed on the road-bed, and consisting of asphalt containing an inert filler, and a layer of gravel particles. Manufacture of laminates of sheet metal, polythene and aluminium foil Menzies, J.I. (Heatshield Research and Development Pty Ltd) US Pat 3 970 496 (20 July 1976) A method for increasing the bond strength of a bonded laminate of two metallic layers joined by a thermal plastics adhesive. Mechanism for preventing the adverse effects of centrifugal force in a strand winding machine Ikegami, Y. et al. (Kobe Steel Ltd) US Pat 3 971 519 (27July 1976)
COMPOSITES. OCTOBER 1977
Method for producing deckle-free edges and windows in moulded fibre products Peppler, W.S. (Diamond International Corporation) US Pat 3 971 689 {27July 1976)
ization initiator and ethylenicaUy unsaturated monomer which has been polymerized to a resin matrix by the indicator free radicals.
Production of high strength carbide fibres by heat treatment Economy, J., Lin, R.Y. and Smith, W.D. (Carborundum Company) US Pat 3 971 840 (27July 1976) A process for strengthening curled fibres made from one or more of the carbides of B, Cr, Mo, Hf, Zr, Ta and Nb in which the carbide containing fibre is heated at a temperature of 2050°-2300°C for up to 10 mins and is then subjected to a tensile stress of 1.4-2.4 MN/m 2 to remove internal fibre stresses, straighten the fibre and hence increase the fibre's tensile strength. Texturizing size and glass fibres coated with same Haynes, H.L. and Harvey, M.J. (OwensCorning Fibreglas Corporation) US Pat 3 971 871 (27July 1976) Glass fibres having a coating consisting of a starch, a nonionic lubricant, a nonionic lubricant emulsifier, bis-beta3-(2-heptadecylimidazotyl) ether amine, and a humectant. Machine for forming fibre webs Wood, D.E. (Rando Machine Corporation) US Pat 3 972 092 {3 August 19 76)
Graphite powder-polyphenylene mixtures and composites Wang, C.-S. and Blaha, E.W. (Standard Oil Company) US Pat 3 971 748 (27 July 1976) A mouldable resin mixture comprising: 25 to 95% graphite powder; 5 to 75% branched polyphenylene and 0 to 30% branched nitropolyphenytene.
Reinforced tubular materials and process McNeil, W.F. US Pat 3 9 72 529 (3 August 1976) A reinforced metallic element having increased strength and stiffness, comprising a thin walled, hollow, elongate metallic body with circumferentially spaced slots, each of which contains a continuous strip of unidirectional Fire resistant epoxy resins cured with graphite fibre composition bonded to phosphorus trihalides fill the slots; each of the strips has a Foley, K.M., Bell, R.G. and McCombs, F.P. (Owens-Coming Fibreglass Corpora- lower specific gravity than the metallic tion) USPat 3 971 750 (27July 1976) body. A curable epoxy system consisting essentially of an uncured epoxy resin Method and apparatus for producing and a hardening agent of phosphorus fibres from heat-softenable materials trihalide. McCormick, R.O. and Slonaker, R.O. (Owens-Corning Fibreglass Corporation) Polymer composites and preparation US Pat 3 972 702 (3August 1976) thereof Frechtling, A.C., Johnston, N.W. and Glass fibre attenuator Shaw, R.G. (Union Carbide Drummond, W.W. (PPG Industries Inc) Corporation) US Pat 3 971 753 (27 US Pat 3 972 703 (3 August 1976) July 1976) A means of producing glass fibre by A composite comprising a filler substrate, an organic free radical polymerpassing molten glass throiigh orifices
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