Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams

Child Classifications

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• F25J 2235/02 using a pump in general or hydrostatic pressure increase
• F25J 2235/04 using a pressure accumulator
• F25J 2235/06 Lifting of liquids by gas lift, e.g. "Mammutpumpe"
• F25J 2235/42 the fluid being nitrogen
• F25J 2235/50 the fluid being oxygen
• F25J 2235/52 the fluid being oxygen enriched compared to air ("crude oxygen")
• F25J 2235/58 the fluid being argon or crude argon
• F25J 2235/60 the fluid being (a mixture of) hydrocarbons
• F25J 2235/80 the fluid being carbon dioxide