General

Introduction Valves are important parts in different factories and processes. They play a crucial role in controlling the movement of liquids or gases. Nonetheless, the extensive variety of valve types can make the selection process daunting, especially when you need to choose the perfect one for your specific requirements. That’s why we’re here to unveil […]

The Project Our latest innovation responds to a customer request for an automatic Auto-Sequence Batching System, primed to batch alcohol and water into a vast storage tank with precision and efficiency. The system’s key requirement is to batch each ingredient separately, with the added flexibility of sourcing alcohol from two distinct tanks. Don Johns Engineering

Introduction In the dynamic world of manufacturing, challenges often arise that demand innovative solutions. We worked wit a trusted chemical manufacturing partner, to embarked on a journey tackling their unique challenge: develop a versatile pump skid that could seamlessly serve both truck fleets and internal operations. The biggest pain points they wanted to address was

In the fast-paced world of manufacturing, efficiency is key to success. When a company in the production of concrete admixtures faced challenges in batching raw materials and loading finished products, they sought the expertise of Don Johns, Inc. This collaboration spanned five different plant locations across the United States, showcasing the company’s commitment to delivering

At Don Johns, we take pride in being creative problem solvers for your unique applications. With our extensive experience, we have tackled numerous challenges to ensure our customers achieve the results they desire. Today, we’d like to showcase a specific project we undertook for a client seeking a custom solution and share the resolution we

When discussing wastewater treatment systems, most are well-acquainted with their use in municipal settings. However, it’s important to recognize that various industries like chemical manufacturing, electric power, food processing, iron and steel manufacturing, automotive, and more. Many of these industries, during their production processes, generate undesirable byproducts that can find their way into the freshwater

Introduction Tunnel ventilation dampers are crucial in enclosed tunnels, parking areas, and transit systems with long tunnels. They help maintain clean air and proper temperatures by enhancing natural airflow from moving trains. These dampers also have a vital role during emergencies, like fires. In this Application Bulletin, we will go over how the dampers work

When it comes to handling a conductive liquid such as asphalt sealer, you require a system that offers both reliability and accuracy in its dispensing or measuring capabilities. While a mechanical meter could be utilized for this specific purpose, it is strongly advised to opt for a magnetic flowmeter system. This system presents several advantages

Water and sewer sources are usually held by municipalities with billing for both fresh water and discharge to sewer. The sewer charge is normally a similar or exact billing on the assumption that the water once used is returned to the sewer for treatment before release into streams. With no measurement of the actual effluent,