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Joseph H. Simmons
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Potomac, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fixation by anion exchange of toxic materials in a glass matrix
Patent number
4,544,499
Issue date
Oct 1, 1985
Macedo; Pedro B.
Danh C. Tran
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Immobilization of radwastes in glass containers and products formed...
Patent number
4,528,011
Issue date
Jul 9, 1985
Macedo; Pedro B.
Pedro B. Macedo
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Fixation by ion exchange of toxic materials in a glass matrix
Patent number
4,469,628
Issue date
Sep 4, 1984
Catherine J. Simmons
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Fixation of radioactive materials in a glass matrix
Patent number
4,362,659
Issue date
Dec 7, 1982
Macedo; Pedro B.
Pedro B. Macedo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Fixation by anion exchange of toxic materials in a glass matrix
Patent number
4,333,847
Issue date
Jun 8, 1982
Macedo; P. B.
Danh C. Tran
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Immobilization of radwastes in glass containers and products formed...
Patent number
4,312,774
Issue date
Jan 26, 1982
Macedo; Pedro B.
Pedro B. Macedo
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of producing a glass article having a graded refractive inde...
Patent number
4,302,231
Issue date
Nov 24, 1981
De Macedo; Pedro Manoel Buarque
Pedro B. Macedo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Joint doping of porous glasses to produce materials with high modif...
Patent number
4,299,608
Issue date
Nov 10, 1981
De Macedo; Pedro Buarque
Pedro B. Macedo
G02 - OPTICS
Information
Patent Grant
Fixation of radioactive materials in a glass matrix
Patent number
4,224,177
Issue date
Sep 23, 1980
Macedo; Pedro B.
Pedro B. Macedo
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Joint doping of porous glasses to produce materials with high modif...
Patent number
4,188,198
Issue date
Feb 12, 1980
Macedo; Pedro Buarque de
Pedro B. Macedo
G02 - OPTICS
Information
Patent Grant
Joint doped porous glass article with high modifier concentrations
Patent number
4,183,620
Issue date
Jan 15, 1980
De Macedo; Pedro Buarque
Pedro B. Macedo
G02 - OPTICS