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    Ceramic materials with low thermal conductivity and low coefficients of thermal expansion 

    Kim, Jin-Sung Gook; Swanson, Robert E.; Brown, Jr., Jesse J.; Hirschfeld, Deidre A.; Liu, Dean-Mo; Yang, Yaping; Li, Tingkai; Van Aken, Steven (United States Patent and Trademark Office, 1992-04-07)
    Compositions having the general formula (Ca.sub.x Mg.sub.1-x)Zr.sub.4 (PO.sub.4).sub.6 where x is between 0.5 and 0.99 are produced by solid state and sol-gel processes. In a preferred embodiment, when x is between 0.5 and ...
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    Syntheses of D-chiro-3-inosose and (+)-D-chiro inositol 

    Hudlicky, Tomas; Mandel, Martin (United States Patent and Trademark Office, 1997-02-11)
    There are described novel biocatalytic and chemical processes for the synthesis of various oxygenated compounds. Particularly, there are described processes for the synthesis of a useful synthon 12 made by reacting a ...
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    Mixing process for generating in-situ reinforced thermoplastics 

    Baird, Donald G.; Sukhadia, Ashish M. (United States Patent and Trademark Office, 1993-07-06)
    A method for blending polymeric materials includes the steps of producing a melt stream of a first polymer from a first extruder (12) and a separate melt stream of a second polymer from a second extruder (14), joining the ...
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    Zero-voltage-transition (ZVT) 3-phase PWM voltage link converters 

    Lee, Fred C.; Mao, Hengchun (United States Patent and Trademark Office, 1996-11-12)
    An improved zero voltage transition (ZVT) pulse width modulation (PWM) link converter is provided which introduces a space vector modulation scheme and an auxiliary circuit which includes a commutation power supply or ...
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    Magnesium doped .beta.-aluminum titanate thin film coating 

    Brown, Nancy R.; Brown, Jr., Jesse J.; Sun, Tawei; Kang, Min (United States Patent and Trademark Office, 1996-10-15)
    Mg.sub.x Al.sub.2-2x Ti.sub.1+x O.sub.5 (x.ltoreq.0.2) protective coatings have been developed for both dense and porous substrates, such as SiC and Si.sub.3 N.sub.4, using a chemical solution processing method involving ...
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    Method for separating fine particles by selective hydrophobic coagulation 

    Yoon, Roe-Hoan; Luttrell, Gerald H. (United States Patent and Trademark Office, 1992-11-10)
    A process of selectively agglomerating coal in an aqueous environment while leaving the mineral matter dispersed has been developed. This process is autogenous for hydrophobic particles in that neither an agglomerating ...
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    Novel phosphorus containing epoxy networks 

    McGrath, James E.; Gungor, Attila (United States Patent and Trademark Office, 1990-11-27)
    Epoxy resins can be cured or crosslinked with triphenyl phosphine oxide compounds having epoxy-reactive (active hydrogen) substituents either alone or in combination with amine-terminated polyarylene ethers (e.g., ...
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    Reduced operator emission exposure antennas for safer hand-held radios and cellular telephones 

    Stutzman, Warren L.; Nealy, J. Randall (United States Patent and Trademark Office, 1996-07-30)
    An antenna for a personal communication device designed for reducing RF emissions to a user's head and body comprises a single half-wave dipole antenna element mounted on the top of a telescoping rod such that the antenna ...
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    Detection, isolation and purification of Clostridium difficile toxin A with toxin receptors 

    Wilkins, Tracy D.; Tucker, Kenneth D. (United States Patent and Trademark Office, 1992-03-24)
    A method is provided for detecting the presence of C. difficile toxin A. Stool or other appropriate specimen is contacted with a reagent containing the human X, Y or I-antigens, each of which is a specific receptor for ...
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    Microbubble generator 

    Michelsen, Donald L.; Sebba, Felix (United States Patent and Trademark Office, 1994-05-24)
    Means are provided for supplying a liquid surfactant solution, for supplying a gas under pressure, for mixing the liquid surfactant solution and the pressurized gas to form a liquid coarse dispersion of relatively large ...
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    Patent Typeutility (178)design (2)InventorGibson, Harry W. (18)McGrath, James E. (12)Desu, Seshu B. (11)Kingston, David G. I. (11)Lee, Fred C. (11)... View MoreAssigneeVirginia Tech Intellectual Properties, Inc. (154)Virginia Polytechnic Institute and State University (36)Center for Innovative Technology (26)Sharp Kabushiki Kaisha (9)Virginia Polytechnic Institute (5)... View MorePublication Date1990 - 1999 (165)1980 - 1989 (9)1970 - 1979 (3)1960 - 1969 (1)1950 - 1959 (1)1919 - 1919 (1)Has File(s)Yes (180)

    If you believe that any material in VTechWorks should be removed, please see our policy and procedure for Requesting that Material be Amended or Removed. All takedown requests will be promptly acknowledged and investigated.

    Virginia Tech | University Libraries | Contact Us