High-purity dispense system

Techniques herein include a bladder-based dispense system using an elongate bladder configured to selectively expand and contract to assist with dispense actions. This dispense system compensates for filter-lag, which often accompanies fluid filtering for microfabrication. This dispense system also...

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Hauptverfasser: deVilliers, Anton J, Travis, David, Hooge, Joshua S, Nasman, Ronald, Grootegoed, James, Huli, Lior, Robison, Rodney L, Jacobson, Jr., Norman A
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creator deVilliers, Anton J
Travis, David
Hooge, Joshua S
Nasman, Ronald
Grootegoed, James
Huli, Lior
Robison, Rodney L
Jacobson, Jr., Norman A
description Techniques herein include a bladder-based dispense system using an elongate bladder configured to selectively expand and contract to assist with dispense actions. This dispense system compensates for filter-lag, which often accompanies fluid filtering for microfabrication. This dispense system also provides a high-purity and high precision dispense unit. A process fluid filter is located downstream from a process fluid source as well as a system valve. Downstream from the process fluid filter there are no valves. Dispense actions can be initiated and stop while the system valve is open by using the elongate bladder. The elongate bladder can be expanded to stop or pause a dispense action, and then be contracted to assist with a dispense action.
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subjects APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL
APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
ATOMISING APPARATUS
BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
NOZZLES
PERFORMING OPERATIONS
SEMICONDUCTOR DEVICES
SPRAYING APPARATUS
SPRAYING OR ATOMISING IN GENERAL
TRANSPORTING
title High-purity dispense system
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