Tag Archives: painting
Why is steel dull gray after Waterjetting? What does the profile look like under rust?
Posted on 31. Jul, 2017 by Lydia Frenzel.
This is a monograph on why steel looks dull gray after waterjet cleaning. What does the profile look like under rust? The simple answer is that abrasives leave debris behind which reflects back the light; abrasives plow the surface and create plateaus. Water jet cleaning (Hydroblasting) removes the debris and doesn’t form flat surfaces. Grey […]
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BHR Group 2016 23rd International Conference on Waterjetting
Posted on 13. Nov, 2016 by admin.
The WJTA-IMCA exhibition in New Orleans is over for 2016. I missed a good exhibition and round-table of practical talks and a chance to mingle with colleagues. However, I was preparing for the BHR Group Waterjetting 2016 conference in Seattle on Nov 15-18. This BHR group conference is typically held in Europe so it […]
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Quality of Water to Protect High Pressure Pumps and for Surface Preparation of Coatings
Posted on 29. Oct, 2015 by admin.
For 30 years, I have received questions about the quality of water that should be used for removal of coatings. How much dissolved material or minerals gets left on the surface? Just recently after an hour long webinar to 200 people, the question was “What should the quality of the water be?” Among the first […]
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Fixing Pipeline Problems- Performing Pipeline Rehabilitation 10-2014
Posted on 14. Aug, 2014 by Lydia Frenzel.
Performing Pipeline Rehabilitation- Course Programme 21-22 October, 2014, Berlin Germany www.clarion.org DAY 1 Introduction Deterioration Mechanisms Causes of pipeline problems and consequences Rehabilitation Options What overall methods can be considered In-plant Rehabilitation Reconditioning pipe in a stationary facility Out of the Ditch Rehabilitation Case Studies of recoating a large diameter gas line in Canada and […]
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Fixing Pipeline Problems- Performing Pipeline Rehabilitation 10-2014
Posted on 14. Aug, 2014 by Lydia Frenzel.
This pre event course is scheduled for 21-22 October, 2014 Featuring Sidney A Taylor- Lecturer, and Dr. Lydia M. Frenzel-Lecturer www.clarion.org The 6th international forum on Technical Conference, Training Courses, and Exhibition 21 – 24 October, 2014 · Estrel Hotel, Berlin, Germany Training courses: 21-22 October Conference: 23-24 October Exhibition: 23-24 October Performing Pipeline Rehabilitation This course […]
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Fixing Pipeline Problems- Conference in Berlin Germany 10-2014
Posted on 14. Aug, 2014 by Lydia Frenzel.
Dr. Lydia Frenzel will be lecturing in the “Performing Pipeline Rehabilitation” pre event course 21-22 -October-2014 in Berlin, Germay with Sidney A Taylor as the Senior Lecturer. Visit clarion.org for full conference details. http://clarion.org/fpp/fpp-2014/index.php Speakers and papers are scheduled from: Netherlands, Germany, USA, UK, Czech Republic, Russia, Canada, Italy, France, Abu Dhabi The 6th international […]
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# 1 What is Flash Rust, Rust Back, and Rust Bloom?
Posted on 27. Feb, 2014 by Lydia Frenzel.
2014-02-27 Start of a blog. I, Lydia Frenzel, Ph.D., have been talking on this subject since 1985. John Kelly, International Paint, in May 1996 published “There’s More than One Kind of Rust” in Marine Log (Page 18). You should read this article. It is simple and direct. Rust Back and Flash Rust are terms that […]
