Multistage absorption heat pump system - uses differential pressure motor to transfer medium from low to high pressure areas
NL8600367A
Absorption heat pump system for central heating - uses return flow of gas and liq. to drive ammonia mixture pump
NL8501433A
Control valve for pressure fluid - admits second medium at equal pressure to chamber of actuating motor
NL8400102A
Blade angle setting mechanism for windmill - has auxiliary shaft within rotor shaft coupled to motor and brake
NL8304112A
Sortage heat pump construction.
NL8304113A
MIX CIRCUIT FOR A SORPTION HEAT PUMP.
NL8303091A
Gas plasma conduit for MHD system - comprises cooled electrode wall and vertical insulating walls
NL8301901A
Device for performing a substance exchange process.
NL8204845A
Blade adjuster for the rotor blades of a windmill.
NL8201282A
Rotter plate part of a partial gondola for a windmill.
NL8201281A
Adjustment mechanism for blades of windmill generating electricity - has spindle shaft coaxially inside horizontal rotor shaft coupled to two speed motor
NL8201283A
Sharable gondola for a windmill.
NL8201125A
Heat pump operating system - delivers vapour for absorption and weak solution to bottom of absorber rising passage
NL8105626A
Sorption HEAT PUMP DEVICE.
NL7705538A
Force measuring instrument with interconnected piston and cylinder - uses measuring for which is known fraction of balancing force acting on one piston
NL7403394A
Variable throttle valve has housing and adjustable element - with, between them, series of laterally offset gaps with obstructions
NL7311985A
Rotary screen printing machine - with uniform doctor pressure by gas or liquid under pressure
