Donald R. Andruik

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for removing asbestos and other solid particles f...
- Patent number 5,589,073
- Issue date Dec 31, 1996
- Gas Research Institute
- Gordon R. Chapman
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Cleaning of the exterior surface of a pipeline to remove coatings
- Patent number 5,361,791
- Issue date Nov 8, 1994
- CRC-Evans Rehabilitation Systems, Inc.
- Gordon R. Chapman
- B08 - CLEANING
Information Patent Grant
System and method for removing asbestos particles from a slurry
- Patent number 5,330,657
- Issue date Jul 19, 1994
- Gas Research Institute
- Gordon R. Chapman
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Cleaning of the exterior surface of a pipeline to remove coatings
- Patent number 5,265,634
- Issue date Nov 30, 1993
- CRC-Evans Rehabilitation Systems, Inc.
- Gordon R. Chapman
- B08 - CLEANING
Information Patent Grant
Hydrocleaning of the exterior surface of a pipeline to remove coatings
- Patent number 5,209,245
- Issue date May 11, 1993
- CRC-Evans Rehabilitation Systems, Inc.
- Gordon R. Chapman
- B08 - CLEANING
Information Patent Grant
Hydrocleaning of the exterior surface of a pipeline to remove coatings
- Patent number 5,178,171
- Issue date Jan 12, 1993
- CRC-Evans Rehabilitation Systems, Inc.
- Gordon R. Chapman
- B08 - CLEANING
Information Patent Grant
Cleaning of the exterior surface of a pipeline to remove coatings
- Patent number 5,092,357
- Issue date Mar 3, 1992
- CUPS, Inc.
- Gordon R. Chapman
- B08 - CLEANING
Information Patent Grant
Hydrocleaning of the exterior surface of a pipeline to remove coatings
- Patent number 5,074,323
- Issue date Dec 24, 1991
- CUPS, Inc.
- Gordon R. Chapman
- B08 - CLEANING

Donald R. Andruik

Person

Patents Grantslast 30 patents

System and method for removing asbestos and other solid particles f...

Cleaning of the exterior surface of a pipeline to remove coatings

System and method for removing asbestos particles from a slurry

Cleaning of the exterior surface of a pipeline to remove coatings

Hydrocleaning of the exterior surface of a pipeline to remove coatings

Hydrocleaning of the exterior surface of a pipeline to remove coatings

Cleaning of the exterior surface of a pipeline to remove coatings

Hydrocleaning of the exterior surface of a pipeline to remove coatings