Donald E. Lorenzi

Person

Des Plaines, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pipeline inspection device using ultrasonic apparatus for corrosion...
- Patent number 4,641,529
- Issue date Feb 10, 1987
- Magnaflux Pipeline Services, Inc.
- Donald E. Lorenzi
- G01 - MEASURING TESTING
Information Patent Grant
System for processing of steel billets or the like to remove surfac...
- Patent number 4,633,620
- Issue date Jan 6, 1987
- Magnaflux Corporation
- Donald E. Lorenzi
- B24 - GRINDING POLISHING
Information Patent Grant
Corrosion sensor device including side-by-side bar magnets surround...
- Patent number 4,598,250
- Issue date Jul 1, 1986
- Magnaflux Pipeline Services, Inc.
- Donald E. Lorenzi
- G01 - MEASURING TESTING
Information Patent Grant
Surface treating and testing apparatus
- Patent number 4,502,253
- Issue date Mar 5, 1985
- Magnaflux Corporation
- Donald E. Lorenzi
- B24 - GRINDING POLISHING
Information Patent Grant
Atmosphere control for photographic pipeline inspection
- Patent number 4,434,427
- Issue date Feb 28, 1984
- Magnaflux Corporation
- Frederick Clarke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Pipeline inspection apparatus
- Patent number 4,372,658
- Issue date Feb 8, 1983
- Magnaflux Corporation
- Donald T. O'Connor
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic pipeline inspection apparatus including an optical por...
- Patent number 4,363,545
- Issue date Dec 14, 1982
- Magnaflux Corporation
- Edward F. Schaefer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for establishing magnetization levels for magn...
- Patent number 4,290,016
- Issue date Sep 15, 1981
- Magnaflux Corporation
- Donald E. Lorenzi
- G01 - MEASURING TESTING
Information Patent Grant
Pipeline inspection apparatus
- Patent number 4,249,810
- Issue date Feb 10, 1981
- Magnaflux Corporation
- Donald T. O'Connor
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Demagnetizing methods and apparatus
- Patent number 4,158,873
- Issue date Jun 19, 1979
- Magnaflux Corporation
- Kenneth W. Schroeder
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic testing device for internal surfaces of pipe using a magne...
- Patent number 4,063,157
- Issue date Dec 13, 1977
- Magnaflux Corporation
- Donald E. Lorenzi
- G01 - MEASURING TESTING
Information Patent Grant
System and method using magnetic tape for testing of small cylindri...
- Patent number 4,035,721
- Issue date Jul 12, 1977
- Magnaflux Corporation
- Donald E. Lorenzi
- G01 - MEASURING TESTING

Donald E. Lorenzi

Person

Patents Grantslast 30 patents

Pipeline inspection device using ultrasonic apparatus for corrosion...

System for processing of steel billets or the like to remove surfac...

Corrosion sensor device including side-by-side bar magnets surround...

Surface treating and testing apparatus

Atmosphere control for photographic pipeline inspection

Pipeline inspection apparatus

Photographic pipeline inspection apparatus including an optical por...

Method and apparatus for establishing magnetization levels for magn...

Pipeline inspection apparatus

Demagnetizing methods and apparatus

Magnetic testing device for internal surfaces of pipe using a magne...

System and method using magnetic tape for testing of small cylindri...