In Lydia Frenzel's Own Words
WaterJetting Technology Association – Industrial Municipal Cleaning Association WJTA-IMCA Conference & Expo ERNEST N. MORIAL CONVENTION CENTER October 25-27, 2017 New Orleans Eight Reasons Leading Companies are Attending the WJTA-IMCA Conference & Expo Every year, the most forward-looking and progressive contractors, facility/asset owners, and suppliers of all sizes have high level participants at the WJTA-IMCA. …
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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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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 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 …
Continue reading “Surface Preparation- Why surfaces with more surface area look darker.”
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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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 …
Call for paper- (http://www.clarion.org/ERRP/ERRP-2011/index.php) Evaluation, Repair and Rehabilitation of Pipelines Conference and Exhibition October 31-November 3, 2011 Houston Marriott West Loop, Houston, Texas, USA Papers are now invited for this international forum which will address key issues in oil and gas pipeline-rehabilitation. The conference program will be divided into the following broad areas of interest: …
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Common Safety Errors Found in Pressure Washing, Hydroblasting, or WaterJetting Reviewed: 2011-05-17 by Lydia Frenzel The Advisory Council compiled a Special Report of errors, accidents, incorrect assembly practices and faulty work habits in 2002. Luis Ortega Trotter, who is now deceased, from AcquaBlast in Brazil provided the photos to the Advisory Council WaterJet Workshop on …
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