4. Rotary expansible chamber devices
  5. Interengaging rotating members
  6. Each tapered

Michael Henry North

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Cooling of pump rotors

Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...
Reexamination Certificate

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Screw pump having a thermal shield

Rotary expansible chamber devices – Interengaging rotating members – Helical or herringbone
Reexamination Certificate

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Screw pumps

Rotary expansible chamber devices – Interengaging rotating members – Each tapered
Reexamination Certificate

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Scroll compressor

Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Reexamination Certificate

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Vacuum pumps

Rotary expansible chamber devices – Interengaging rotating members – Each tapered
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Profile ID: LFUS-PAI-P-1920892

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