1
Richard A Lowden, Thomas M McCoig, Joseph B Dooley: Non-lead, environmentally safe projectiles and method of making same. Lockheed Martin Energy Research, Morgan & Finnegan L, June 2, 1998: US05760331 (59 worldwide citation)

A projectile, such as a bullet, is made by combining two different metals in proportions calculated to achieve a desired density, without using lead. A base constituent, made of a material having density greater than lead, is combined with a binder constituent having less density. The binder constit ...


2
David P Stinton, Jerry C McLaughlin, Richard A Lowden: Ceramic fiber reinforced filter. Martin Marietta Energy Systems, J Donald Griffin, Ivan L Ericson, December 24, 1991: US05075160 (55 worldwide citation)

A filter for removing particulate matter from high temperature flowing fluids, and in particular gases, that is reinforced with ceramic fibers. The filter has a ceramic base fiber material in the form of a fabric, felt, paper of the like, with the refractory fibers thereof coated with a thin layer o ...


3
Richard A Lowden, Thomas M McCoig, Joseph B Dooley, Cyrus M Smith: Non-lead, environmentally safe projectiles and explosives containers. Lockheed Martin Energy Systems, Jones & Askew, January 16, 2001: US06174494 (50 worldwide citation)

A solid object having controlled frangibility, such as a bullet or a container for explosives, is made by combining two different metals in proportions calculated to achieve a desired density, without using lead. A wetting material is deposited on the base constituent which is made of a relative den ...


4
Richard A Lowden, Thomas M McCoig, Joseph B Dooley, Cyrus M Smith: Non-lead environmentally safe projectiles and explosive container. Lockheed Martin Energy Systems, June 15, 1999: US05913256 (46 worldwide citation)

A solid object having controlled frangibility, such as a bullet or a container for explosives, is made by combining two different metals in proportions calculated to achieve a desired density, without using lead. A wetting material is deposited on the base constituent which is made of a relative den ...


5
Richard A Lowden, Thomas M McCoig, Joseph B Dooley: Non-lead environmentally safe projectiles and method of making same. Martin Marietta Energy Systems, Morgan & Finnegan, October 5, 1999: US05963776 (40 worldwide citation)

A projectile, such as a bullet, is made by combining two different metals in proportions calculated to achieve a desired density, without using lead. A base constituent, made of a material having density greater than lead, is combined with a binder constituent having less density. The binder constit ...


6
Norman L Vaughn, Richard A Lowden: Method of making a non-lead hollow point bullet. UT Battelle, Kirk A Wilson, October 7, 2003: US06629485 (21 worldwide citation)

The method of making a non-lead hollow point bullet has the steps of a) compressing an unsintered powdered metal composite core into a jacket, b) punching a hollow cavity tip portion into the core, c) seating an insert, the insert having a hollow point tip and a tail protrusion, on top of the core s ...


7
Richard A Lowden, Thomas M McCoig, Joseph B Dooley: Non-lead, environmentally safe projectiles and method of making same. UT Battelle, Jones & Askew, November 21, 2000: US06149705 (20 worldwide citation)

A projectile, such as a bullet, is made by combining two different metals in proportions calculated to achieve a desired density, without using lead. A base constituent, made of a material having density greater than lead, is combined with a binder constituent having less density. The binder constit ...


8
Anthony J Caputo, Charles E Devore, Richard A Lowden, Helen H Moeller: CVD apparatus and process for the preparation of fiber-reinforced ceramic composites. The Babcock & Wilcox Company, Vytas R Matas, Robert J Edwards, Daniel S Kalka, January 23, 1990: US04895108 (20 worldwide citation)

An apparatus and process for the chemical vapor deposition of a matrix into a preform having circumferentially wound ceramic fibers, comprises heating one surface of the preform while cooling the other surface thereof. The resulting product may have fibers that are wound on radial planes or at an an ...


9
Norman L Vaughn, Richard A Lowden: Non-lead hollow point bullet. UT Battelle, Kirk A Wilson, April 15, 2003: US06546875 (18 worldwide citation)

The non-lead hollow point bullet of the instant invention comprises a mixed construction slug further comprising, a monolithic metal insert having a tapered (preferred conical) hollow point tip and a tapered (preferred conical) tail protrusion, and an unsintered powdered metal composite core in tand ...


10
Theodore M Besmann, Richard A Lowden: Titanium diboride ceramic fiber composites for Hall-Heroult cells. Martin Marietta Energy Systems, James D Griffin, Bruce M Winchell, May 29, 1990: US04929328 (11 worldwide citation)

An improved cathode structure for Hall-Heroult cells for the electrolytic production of aluminum metal. This cathode structure is a preform fiber base material that is infiltrated with electrically conductive titanium diboride using chemical vapor infiltration techniques. The structure exhibits good ...