51
Harney Marilyn J, Sane Ajit Y, Vauss Elvin M Jr: Reticulated refractory metal structure and method for making.. Eltech Syst, January 25, 1984: EP0099337-A2 (93 worldwide citation)

A self-supporting reticulate of titanium hydride (TiH2) is formed by slurry-coating an open cell organic synthetic resinous material, or other pore-former, and eliminating the carbon-containing components of binder and/or solvent, viscosity modifiers, thickening agents, and the like at a temperature ...


52
Vladimir S Moxson, Eugene Ivanov: Bulletproof lightweight metal matrix macrocomposites with controlled structure and manufacture the same. October 21, 2003: US06635357 (92 worldwide citation)

The lightweight bulletproof metal matrix macrocomposites (MMMC) contain (a) 10-99 vol. % of permeable skeleton structure of titanium, titanium aluminide, Ti-based alloys, and/or mixtures thereof infiltrated with low-melting metal selected from Al, Mg, or their alloys, and (b) 1-90 vol. % of ceramic ...


53
Crump Steven Scott: Apparatus and method for creating three-dimensional objects.. Stratasys, May 8, 1991: EP0426363-A2 (92 worldwide citation)

Apparatus as shown in Fig. 1 incorporates a movable dispensing head (2) provided with a supply of material which solidifies at a predetermined temperature, and a base member (10), which are moved relative to each other along "X", "Y" and "Z" axes in a predetermined pattern to create three-dimensiona ...


54
Sunil C Jha, James A Forster, Robert W Howard: Titanium metal foils and method of making. Texas Instruments Incorporated, Russell E Baumann, Richard L Donaldson, Rene E Grossman, February 6, 1996: US05489411 (90 worldwide citation)

A high strength titanium alloy or titanium aluminide metal foil having improved strength and density is produced, preferably in coilable strip form, by plasma-depositing the selected titanium-based material on a receiving surface, separating the deposited material from the receiving surface to provi ...


55
Iver E Anderson, Barbara K Lograsso, Robert L Terpstra: Method of making environmentally stable reactive alloy powders. Iowa State University Research Foundation, Flynn Thiel Boutell & Tanis, December 13, 1994: US05372629 (90 worldwide citation)

Apparatus and method for making powder from a metallic melt by atomizing the melt to form droplets and reacting the droplets downstream of the atomizing location with a reactive gas. The droplets are reacted with the gas at a temperature where a solidified exterior surface is formed thereon and wher ...


56
Louis M Pope: Method of healing cracks and flaws in a previously sintered cemented carbide tools. U S Synthetic Corporation, Thorpe North & Western, February 16, 1993: US05186892 (90 worldwide citation)

This patent covers the concept of putting a previously sintered carbide tool or part back through the sintering process. This resintering, heals stress related microcracks which, when allowed to progress, could ultimately be a cause of the failure for the object. This produces a longer life, better ...


57
Redd H Smith, Jeffrey B Lund: Preformed elements for a rotary drill bit. Eastman Christensen Company, Joseph A Walkowski, April 24, 1990: US04919013 (90 worldwide citation)

A rotary drill bit and process of fabrication in which internal fluid passages and watercourses of the bit are lined with a hard metal matrix material which renders the fluid passages more resistant to the erosive forces of the drilling fluid is provided. Also, elements such as lands for cutter elem ...


58
Leonard B Torobin: Methods for producing hollow microspheres made from dispersed particle compositions. Perry Carvellas, July 6, 1993: US05225123 (89 worldwide citation)

Method for making hollow microspheres of substantially uniform diameter and of substantially uniform wall thickness is disclosed. The walls of the hollow microspheres comprise sintered together particles which define interconnecting voids within the walls and a single central cavity in the interior ...


59
Clifford C Bampton, Robert Burkett, Hong Son Ryang: Free form fabrication of metallic components. Rockwell International Corporation, April 28, 1998: US05745834 (88 worldwide citation)

A method of free form fabrication of metallic components, typically using computer aided design data, comprises selective laser binding and transient liquid sintering of blended powders. The powder blend includes a base metal alloy, a lower melting temperature alloy, and a polymer binder that consti ...


60
Stanley Abkowitz, Susan M Abkowitz, Paul F Weihrauch, Harold L Heussi, Walter Zimmer: P/M titanium composite casting. Dynamet Technology, Finnegan Henderson Farabow Garrett & Dunner L, April 27, 1999: US05897830 (87 worldwide citation)

A consumable billet for melting and casting a metal matrix composite component is made of a consolidated powder metal matrix composite having a titanium or titanium alloy matrix reinforced with particles. The preferred billet is a blended and sintered powder metal composite billet incorporating tita ...



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