Talk:Pistonless pump
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[edit]disadvantages of pistonless pump
They cannot pump to higher pressure than drive gas.
- They cannot use either a staged combustion or expander cycle.
- A gas generator cycle is also difficult to integrate with the piston less pump.
- The generated gas must be chemically compatible with both the propellants.
— Preceding unsigned comment added by 117.199.62.52 (talk • contribs) 29 February 2012 (UTC)