Speck-Triplex High Pressure Plunger Pumps CO2-Version in addition to classical filling of vessels with CO2 from tanks, pumps for circulating supercritical CO2 up to 300 bar input/output pressure are also available. Our pump compressor for gaseous and liquid CO2 can pump oil-free during the gas phase against a vessel pressure of up 70 bar (optimal CO2 recovery). Fields of application are bottle and vessel filling, CO2 jet cleaning, parts cleaning, textile cleaning, CO2-based fabric colouring, and extraction processes.