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Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US435498731 Mar 198119 Oct 1982Union Carbide CorporationConsolidation of high purity silicon powder
US461584618 Sep 19847 Oct 1986Kabushiki Kaisha ToshibaMethod of manufacturing a low-melting point alloy for sealing in a fluorescent lamp
US478321721 Sep 19878 Nov 1988Method and apparatus for producing spherical objects
US482461517 Sep 198725 Apr 1989Process for making foamed materials and structures therefrom
US50409614 Oct 198920 Aug 1991Eastman Kodak CompanyApparatus for manufacturing aspherically shaped small lenses
US514365916 Aug 19911 Sep 1992Eastman Kodak CompanyMethod and apparatus for manufacturing aspherically shaped small lenses
US57139817 Jun 19953 Feb 1998Teledyne Industries, Inc.Composite shot
US57617795 Feb 19969 Jun 1998Nippon Steel CorporationMethod of producing fine metal spheres of uniform size
US607747427 May 199720 Jun 2000The Whitaker CorporationBall formation apparatus
US614643811 Dec 199814 Nov 2000The Whitaker CorporationBall formation method
US624815020 Jul 199919 Jun 2001Method for manufacturing tungsten-based materials and articles by mechanical alloying
US62705494 Sep 19987 Aug 2001Ductile, high-density, non-toxic shot and other articles and method for producing same
US652782418 Jun 20014 Mar 2003Method for manufacturing tungsten-based materials and articles by mechanical alloying
US65278806 Aug 20014 Mar 2003Ductile medium-and high-density, non-toxic shot and other articles and method for producing the same
US674980230 Jan 200215 Jun 2004Pressing process for tungsten articles
US682379817 Oct 200330 Nov 2004Tungsten-containing articles and methods for forming the same
US68842769 Sep 200226 Apr 2005Methods for producing medium-density articles from high-density tungsten alloys
US68904803 Feb 200310 May 2005Ductile medium- and high-density, non-toxic shot and other articles and method for producing the same
US700054729 Oct 200321 Feb 2006Tungsten-containing firearm slug
US705923331 Oct 200313 Jun 2006Tungsten-containing articles and methods for forming the same
US72173897 Jan 200215 May 2007Tungsten-containing articles and methods for forming the same
US726779428 May 200411 Sep 2007Ductile medium-and high-density, non-toxic shot and other articles and method for producing the same
US732938225 Apr 200512 Feb 2008Methods for producing medium-density articles from high-density tungsten alloys
US73837769 Apr 200410 Jun 2008System and method for processing ferrotungsten and other tungsten alloys, articles formed therefrom and methods for detecting the same
US739933410 May 200515 Jul 2008Spherical Precision, Inc.High density nontoxic projectiles and other articles, and methods for making the same
US742272010 May 20059 Sep 2008Spherical Precision, Inc.High density nontoxic projectiles and other articles, and methods for making the same
US76408616 May 20055 Jan 2010Ductile medium- and high-density, non-toxic shot and other articles and method for producing the same
US812283211 May 200728 Feb 2012Spherical Precision, Inc.Projectiles for shotgun shells and the like, and methods of manufacturing the same

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