GRASYS - the CIS leading manufacturer of gas separation equipment

Our clients

All clients

Its innovative technologies and the extensive experience in implementing the largest Russia based projects of gas separation equipment manufacture have positioned GRASYS as the trusted leader in the gas separation equipment market.

Over its more than 10-year operating activity, GRASYS has accumulated the unique experience of implementing various complexity projects unmatched by domestic and foreign companies. So far, the company has implemented more than 500 projects for 350 customers. Regular customers utilizing GRASYS gas separation equipment are the Russian and foreign majors — Shell, Eni, Enel, ConocoPhillips, ExxonMobil, Gazprom, Rosneft, TNK-BP, Lukoil, Surgutneftegaz, NOVATEK, RITEK, Tatneft, Slavneft, Sibur, Salym Petroleum Development, Procter & Gamble, Solvalub, TWEL, Kotovo Paint-and-Varnish Plant, Russian Paints, Mars, Lebedyansky Experimental Cannery, Moscow Nut Company, Solar Products, EFCO etc.

Since its inception on, the company has been focused on advanced technologies, high-efficiency membranes, innovative approaches, and relied on the best OEM suppliers and the high scientific and engineering potential of the company staff. This proved the way to production of high-technology and reliable nitrogen generators and oxygen generators highly appreciated by our customers in terms of their quality.

GRASYS nitrogen equipment is being successfully operated in the fields and at the GTS run by Gazprom, on the Nord Stream gas pipeline. Nitrogen generators and oxygen generators have been brought on-stream in the Russia’s strategic facility, Vancor field. GRASYS equipment is being operated at Lukoil crucial facilities, including its off-shore platforms in the Korchagin field and the Arctic oil terminal Varandei, at Sibur petrochemical facilities etc.

GRASYS is being continuously focused on searching and implementing new technical and engineering solutions in the field of membrane separation and is the holder of patents for inventions and utility models in the field of membrane technologies.

All nitrogen membrane plants produced by GRASYS are fitted with the intelligent control system of the seventh generation Grasys Intelligent Control-7.

GRASYS provides the high quality maintenance and technical support services for its own and third-party equipment. More details…

GRASYS also sells technical gases on the on-site basis, where the plant is installed at the customer’s site while remaining the property of, and being maintained by, GRASYS. More details…

Over the years of its successful activities, GRASYS has acquired the unique experience in producing various air separation plants: nitrogen plants, oxygen plants, nitrogen generators, oxygen generators, mobile nitrogen stations, PSA generators, gas separation unit for portable nitrogen compressor stations, nitrogen fire fighting plants successfully operated by all types of enterprises.