Tag Archives: hydroblast

Newsletter Advisory Council NACE Meeting 2016-03 WJ IN Vancouver BC

September 19, 2016

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New Build-Brazil; ISO Meeting Trip Report NACE Corrosion 2016 March Vancouver BC By: Lydia Frenzel I, Lydia Frenzel, scrutinized the program to see if the UHP WJ/ paint maintenance community might find a niche for applications as this conference has paint/coatings, railcar, marine, and pipeline sections but focuses on corrosion, cathodic protection, alloys-and metals. Prior […]

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Microscopic Analysis of Steel after Waterjet Cleaning

February 25, 2016

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In the late 1990’s,  I received a report from Materials Evaluation Laboratory.  The report is copyrighted.  The pump company had cleaned UHP WJ on panels supplied by a major oil company.  Materials Evaluation Laboratory analyzed the substrate with microscopy and metallurgy compared to abrasive blasting.  This was at the time that UHP WJ was scarce and […]

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Quality of Water for Use in High Pressure Pumps

October 29, 2015

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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 questions was “What shoul the quality of the water be?” Among the first […]

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Surface Preparation- Why surfaces with more surface area look darker.

August 27, 2015

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Surface Appearance with Surface Area. Back in the early 80’s, Dr. Lydia Frenzel and myself took a series of water-jet processed steel panels and examined them with a scanning electron microscope. We were hoping to receive confirmation of what our computer models told us; that is, water jetting at or above a threshold pressure produced […]

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Lead Based Paint on Bridges- Cost Effective Alternatives- FHWA

July 8, 2015

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I get questions about relative cost for various surface preparation methods and the pros and cons.  I refer people to this study as they can plug in their own numbers. “COST EFFECTIVE ALTERNATIVE METHODS FOR STEEL BRIDGE PAINT SYSTEM MAINTENANCE” CONTRACT NO. DTFH61-97-C-00026 was published by the FHWA with Corrpro in September 2001.  The final […]

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The Only Pipeline Integrity Congress Focused Specifically on Crude: Houston 19-Nov-2014

October 28, 2014

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This year’s inaugural Crude Pipeline Asset Integrity Congress is the only event designed specifically for crude oil pipelines. With the continual emergence of new shale plays across the US, crude production has continued to soar and crude takeaway capacity with it. Tens of thousands of miles of crude pipelines now traverse the United States and […]

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