Case Studies

I. Challenges A large municipal water reclamation plant on the Central California Coast that runs 3 RO trains had to switch to a low-cost, low-actives supplier due to a city-mandated bid process. After six weeks of working with the new supplier, the water plant experienced the following: If the situation continued, it would have resulted…

I. Challenges A high-volume beverage plant in Puerto Rico was processing well water at 85% recovery. The plant was performing monthly chemical cleanings and needed to replace the system’s 78 membrane elements every year. As a result: II. Approach Garratt-Callahan’s water treatment professionals began to troubleshoot the system. They uncovered a faulty check-valve that allowed…

I. Challenges A Midwest ethanol manufacturing plant replaced the membranes of their large reverse osmosis (RO) system but the differential pressures increased rapidly and exceeded the recommended operating ranges. If failure occurs, they will lose $200,000 in revenues per non-operational day. To cope with the problem, the ethanol plant carried out a Clean-In-Place (CIP) procedure…

I. Challenges Commercial facilities such as hotels, restaurants, bakeries, butcher shops, hospitals, and prisons often suffer from the following problems: Like many hospitality-related properties, this high-rise casino resort had many of the same challenges. They were experiencing problematic drain lines and grease traps. As a result, they were: II. Approach Garratt-Callahan’s team introduced Formula BZ…

I. Challenges A lumber company in East Texas experienced high corrosion in their steam kilns resulting in expensive replace/rebuild costs. They were going through the following issues: II. Approach Garratt-Callahan’s team analyzed the site’s source water and kiln chemistry. They found that the company’s boiler water carry-over and high levels of chloride problem were due…

I. Challenges A large gypsum manufacturing plant had two reverse osmosis (RO) trains (A and B) but they were inefficient: Recently, neither RO train have been serviced with a complete Clean-In-Place (CIP) and the plant had a CIP skid available but they still needed additional support to use the equipment. Their current water treatment vendor…

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