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US 2017/0283326 A1Published application
Apparatus and methods
AssigneeSmart Separations Limited
InventorsHugo Miguel Magalhaes Macedo, Richard Drinkwater
Life of this patent
Estimating the term…
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AssigneeSmart Separations Limited
InventorsHugo Miguel Magalhaes Macedo, Richard Drinkwater
Estimating the term…
We describe an apparatus for controlling a thickness of a workpiece element, the apparatus comprising: a lapping machine having a lapping plate; and a holder to hold a workpiece element; wherein said holder comprises: a workpiece element mount to mount a workpiece element to be lapped such that a surface of said workpiece element lies substantially flush with a lower face of said holder; an adjustable actuator to controllably move said surface of said workpiece element so that it remains substantially flush or projects beyond said lower face of said holder during lapping; means for urging said holder towards said lapping plate; and a sensor for sensing a displacement of the workpiece element towards said lapping plate.
Apparatus for controlling a thickness of a workpiece element, the apparatus comprising:
A method of manufacturing a ceramic filter having a controlled filter channel opening size, the method comprising:
Dependencies are inferred from the claim text.