Patents
Patents for D01F 9 - Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments (10,099)
01/1991
01/08/1991US4983184 Alloplastic material for producing an artificial soft tissue component and/or for reinforcing a natural soft tissue component
01/06/1991CA2012909A1 Formation of melt-spun acrylic fibers which are well suited for thermal conversion to high strength carbon fibers
01/02/1991EP0405544A2 Method of manufacturing sintered body of silicon carbide
01/01/1991US4981752 Formation of melt-spun acrylic fibers which are well suited for thermal conversion to high strength carbon fibers
01/01/1991US4981751 Cross-section
12/1990
12/27/1990WO1990015892A1 High bulk density carbon fiber felt and method of manufacturing the same, and thermal insulator
12/18/1990US4978515 Dispersion of solid, powdered precursor in a fluid polymer, heating to burn off polymer
12/13/1990WO1990012906A3 Reinforcing and/or process fibres based on vegetable fibres, process for producing them and their use
12/12/1990EP0402107A2 Method for the preparation of carbon fibers
12/11/1990US4977023 Controlled elongation
12/11/1990US4976845 Heat treatment, shaping into thin film, homogenizing, devolatilization of pitches from coal tar or crude oil
12/05/1990EP0401014A2 Process for preparing superconductive fibers
12/04/1990US4975413 Adhensive layer has high strength, high modulus, graphitic, pitch-based; flexibility
12/04/1990US4975263 Process for producing mesophase pitch-based carbon fibers
12/04/1990US4975262 Carbonization; high wear resistance, flexion resistance and scratch resistance
12/04/1990CA1277190C Elastic composite yarns from brittle ceramic yarns
12/01/1990CA2017829A1 Process for preparing superconductive fibers
11/1990
11/28/1990EP0399075A1 Bicycle frame and method for its manufacture
11/27/1990WO1990014094A1 Injectable clarithromycin composition
11/27/1990CA2056445A1 Injectable clarithromycin composition
11/27/1990CA1276761C Bicomponent ceramic fibers
11/24/1990CA2017403A1 Bicycle frame and method for its manufacture
11/21/1990CN1047091A Oligomer silazanes and process for preparation thereof
11/20/1990US4971673 Coating fibers with a layer of silicon
11/20/1990CA1276417C Inorganic oxide fibres and their production
11/14/1990CN1046926A Sintered sol gel alumina abrasive filaments
11/13/1990US4970123 Isotropically reinforced net-shape microcomposites
11/06/1990US4968527 Method for the manufacture of pyrolytic graphite with high crystallinity and electrodes with the same for rechargeable batteries
10/1990
10/31/1990EP0395396A1 Fibrous material
10/31/1990EP0395091A2 Sintered sol gel alumina based filament and method of making and use of same
10/31/1990EP0394667A2 Process for centrifugally spinning pitch carbon fibers
10/31/1990EP0394463A1 Carbide fibers with high strength and high modulus of elasticity and polymer composition used for their production
10/31/1990EP0394449A1 Porous hollow carbon fiber film and method of manufacturing the same
10/23/1990US4965058 Inorganic polymers of dihalosilanes, ammonia, and water or oxygen; precursors of continuous ceramic reinforcing silicon oxynitride fibers
10/18/1990WO1990012906A2 Reinforcing and/or process fibres based on vegetable fibres, process for producing them and their use
10/18/1990CA2029891A1 Reinforcement fibers and/or process fibers based on plant fibers, method for their production, and their use
10/17/1990EP0392941A1 Use of boron and nitrogen-based polymers as precursors for boronnitride-based ceramics thus obtained
10/17/1990EP0392557A2 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends
10/16/1990US4963298 Extrusion of an antsotropic solution of a polymer through a spinneret aperture, pressurization by gas flow, attenuation
10/13/1990CA2014095A1 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends
10/10/1990EP0390912A1 Improvements in and relating to fibrous activated carbons
10/09/1990US4961889 Process for producing inorganic fiber
10/09/1990CA1274973A1 Process for preparing ceramic materials with reduced carbon levels
10/04/1990DE4009351A1 Fibre prodn. of melt atomisation or centrifugation - using electric charge to stabilise fibres before solidificn.
10/03/1990EP0390383A1 Carbon-coated ceramic textiles
10/03/1990EP0390223A2 High temperature and alkali-resistant refractory fiber for reinforcing cementitious products
10/02/1990CA1274858A1 Zirconia-modified alumina fiber
10/02/1990CA1274674A1 Ceramics from silazane polymers by heating in different atmospheres
09/1990
09/30/1990CA2011444A1 Carbon-coated ceramic textiles
09/26/1990EP0389086A1 Single crystalline fibrous superconductive composition and process for preparing the same
09/19/1990EP0387829A2 Carbon fibers and non-woven fabrics
09/18/1990US4958012 Squid chitin formed material
09/18/1990US4957591 Method for preparing needle-like, fibrous or porous diamond, or an aggregate thereof
09/18/1990CA1274234A1 Multi-fold activated carbon yarns
09/12/1990EP0386633A1 High bulk density carbon fibre felt and method of manufacturing the same
09/12/1990EP0386259A1 Device for making metal filaments from spherical particles of metal powder
09/07/1990WO1990010101A1 Flameproofing apparatus
09/04/1990US4954596 Process for manufacturing organic silazane polymers and ceramics therefrom
09/04/1990US4954461 High purity and high strength inorganic silicon nitride continuous fiber
09/04/1990CA1273460A1 Chopped carbon fibers and methods for producing the same
08/1990
08/29/1990EP0384857A1 Process for the preparation of boron nitride
08/29/1990EP0384793A1 Process for curing polysilazanes
08/29/1990EP0384785A2 Process for preparing superconductive fibers of high density
08/29/1990EP0384784A2 Process for preparing superconductive fibers of high density
08/29/1990EP0384761A2 Pitch based carbon fibres and process for producing the same
08/29/1990EP0384299A2 Thermally stabilized polyacrylonitrile polymers for carbon fiber manufacture
08/28/1990US4952670 Polymeric hydridothiosilazanes, processes for the preparation thereof, silicon nitride-containing ceramic materials which can be prepared therefrom, and the preparation thereof
08/28/1990US4952658 Process for preparing organopolysilanes
08/24/1990CA2010618A1 Process for preparing superconductive fibers of high density
08/24/1990CA2010616A1 Process for preparing superconductive fibers of high density
08/22/1990EP0383716A1 Metal wire cord for elastomer reinforcement
08/22/1990EP0383614A2 Process for producing carbon fiber fabrics
08/22/1990EP0383339A2 Improved pitch carbon fiber spinning process
08/22/1990EP0383051A2 Ceramic fibres based on silica and zirconia, and process for their preparation
08/21/1990US4950626 Production of ceramic materials
08/17/1990CA2009605A1 Sio2- and zro2-based ceramic fibers and process for the preparation thereof
08/14/1990US4948766 Thermal insulators
08/14/1990US4948574 Method of manufacturing of pitch-base carbon fiber
08/14/1990US4947636 Metal wire cord for elastomer reinforcement
08/08/1990EP0381493A1 Process for producing raw material pitch for carbon materials
08/08/1990EP0381475A2 Process for producing formed carbon products
08/08/1990EP0381206A2 Fiber, rovings and mats from lyotropic liquid crystalline polymers
08/07/1990US4946920 Polysilazanes, processes for their preparation, ceramic materials which contain silicon nitride and can be prepared from them, and preparation thereof
08/01/1990EP0379819A1 Process for cross-linking polysilazanes
08/01/1990EP0379815A1 Process for cross-linking polysilazanes
07/1990
07/31/1990US4944932 Process for producing carbon fiber
07/25/1990EP0378938A1 Polysilazane compositions cross-linkable by the action of an amine compound, and cross-linking process
07/25/1990EP0378901A1 Improved process for the production of mesophase pitch from isotropic pitch
07/24/1990US4943365 Method for the production of modified pitches and the further application
07/18/1990EP0378381A2 Metal-loaded carbon fibres
07/18/1990EP0378187A2 Pitch for carbon fibers, process for production of said pitch, and process for production of carbon fibers using said pitch
07/18/1990EP0378007A2 Carbon fiber made from acrylic fiber and process for production thereof
07/18/1990EP0377681A1 Field-assisted fiber spinning for the preparation of optical fibers having non-linear optical activity
07/17/1990US4942011 Silicon carbide particles in a polymeric silicon carbide precursor, spinning and sintering
07/17/1990CA1271785A1 Inorganic fiber composition
07/12/1990WO1990007594A1 Process for producing pitch-base carbon fiber
07/12/1990WO1990007593A1 Process for producing carbon fiber having oval cross-section
07/11/1990EP0377351A1 Process for preparing a spinnable ceramic-forming polycarbosilane
07/11/1990CA2007067A1 Composite metal-loaded carbon fibers
07/04/1990EP0376766A1 Process for treating polycarbosilanes, products obtained and use of this process in the manufacture of fibrous ceramic silicon carbide products
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