Ellenbarrie Industrial Gases Ltd. Manufactures Medical Oxygen IP. Ellenbarrie Industrial Gases Ltd. Manufactures Industrial Gases. The company offers Medical Oxygen IP and sells its products in three standard cylinder sizes: 5, 10 and 47 litres. It also sells bulk medical oxygen to bulk users in healthcare business. The company is also in a position to provide ancillary services like pipelines, complete onsite storage and dispensing systems and equipment tailor made to the specific needs of the customer.