Since 1961, Ahmedabad-based Madhuraj Industrial Gases Pvt. Ltd. has manufactured industrial gas cylinders and supplied gases and cryogenic equipment across India. Its range includes high-pressure manganese-steel cylinders for gases such as argon, oxygen and nitrogen, alongside related industrial chemicals and materials. The company serves medical, welding, pharmaceutical and broader industrial applications.
Indiana Oxygen CompanyFounded in 1915 by Walter Brant and his brother John, Indiana Oxygen Company is an independently operated, family-owned gas and welding supply business that serves Indiana and surrounding markets. The company distributes industrial, medical, and specialty gases and welding supplies, and also fills gas cylinders and designs and builds gas supply systems. Its company history describes it as the country's oldest gas and welding supply distributor.DAYTON, OH
Quest Cylinder CompanyFor more than 30 years, family-owned Quest Cylinder Company has supplied new and refurbished compressed-gas cylinders while repairing and servicing cryogenic vessels from its Ohio operation. Its Stargas division also serves industrial, medical, and beverage-gas customers with cylinder expertise and welding supplies. Quest buys surplus cylinders as well as selling reconditioned units prepared to DOT specifications.LONDON, OH
LindeLinde is a global industrial gases and engineering company that supplies gases, gas mixtures, process technologies, and related equipment and services to U.S. industries. Its offerings include cryogenic freezing equipment and specialized gas-application systems, alongside engineering and services for industrial processes. The company says it operates in more than 80 countries and has worked in hydrogen for over 50 years.TONAWANDA, NY
Air Products and Chemicals, IncAir Products and Chemicals, Inc. manufactures and supplies industrial gases and develops and operates gas-production plants, including air-separation facilities. Founded in 1940, the company reports operating more than 300 air-separation plants in over 40 countries and having designed, built, and sold more than 1,200 such plants. Its offerings also include specialized gas-supply equipment and technical services for industrial customers.ALLENTOWN, PA