CASE HISTORY SPOTLIGHT: Case History #103: Fighting Electronics Corrosion at Wastewater Treatment Plant March 30, 2023 High humidity and hydrogen sulfide in deep tunnel pumping stations were causing corrosion that led to electronics and electrical failures, excessive downtime, and extra costs. The water reclamation district addressed the problem with [...]

CASE HISTORY SPOTLIGHT: Case History #604: Valve Hydrotesting and Storage   March 16, 2023 A leading international manufacturer of pressure and flow control components for the oil and gas industry needed a hydrotest additive and corrosion inhibiting coating for valves. They decided to try VpCI®-649 BD for multi-metal protection [...]

CASE HISTORY SPOTLIGHT: Case History #640: Restoring and Preserving Rusty Car Rims March 9, 2023 A vehicle maintenance workshop in Europe was in the business of restoring car rims. They needed a way to deal with existing rust and protect against further rust long-term. Their solution was to remove [...]

CASE HISTORY SPOTLIGHT: Case History #689: Standardizing VpCI®-649 for Hydrotesting   March 01, 2023 Years ago, a manufacturer of oil and gas “Christmas trees” and other equipment was using different Cortec® hydrotesting corrosion inhibitors at various locations around the world. They decided to streamline their product selection by standardizing [...]

CASE HISTORY SPOTLIGHT #506: VCI Paper for SUV Frame Preservation   February 21, 2023 SUV frames wrapped in VCI films were being rejected due to dark tarnish and corrosion spots where process oils had broken through the packaging. Since the customer could not eliminate the processing oil, another packaging solution [...]

CASE HISTORY SPOTLIGHT: Case History #644: Oil Company Part Preservation   February 14, 2023 A major international oil company needed cleaning, preservation, and storage of spares at a warehouse in Qatar. The climate was harsh, with high fluctuating temperatures, 90% humidity, and fine blowing sand. Pipes, flanges, valves, fittings, [...]

CASE HISTORY SPOTLIGHT: Case History #542: Preserving Screw Compressor Air-End Parts for Export   February 07, 2023 A major air compressor manufacturer required their supplier of air-end parts to export components clean and rust-free from India to plants in Europe, North America, and Asia. To meet their customer’s expectations, [...]

CASE HISTORY SPOTLIGHT #767: Mitigating Carbonation Corrosion   February 02, 2023 A 15-story building in Barcelona was being rehabilitated into an apartment complex with a parking garage. Unfortunately, carbonation had set into the concrete over time, reducing the concrete’s pH and leaving the steel reinforcement vulnerable to corrosion attack. [...]

CASE HISTORY SPOTLIGHT: Case History #734: Best PT Mix Ever!   January 24, 2023 In 2021, a new mixed-use complex in Nebraska called for the construction of a four-level post-tension (PT) parking garage with a 100-year design life (before the first corrosion-related repair). Adding a corrosion inhibitor was essential [...]

Case History Spotlight #711: Solving Concrete Set Problems with MCI®-2005 NS January 10, 2023 A mid-summer concrete pour at a new luxury condo project in Toronto began to turn into a nightmare when the concrete began to set too quickly. High temperatures around 100 °F (38 °C) and the [...]