4. Machines not elsewhere specified
  5. Pump or compressor

Oerlikon Leybold Vacuum GmbH

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Eccentric pump and method for operation of said pump

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

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Evacuating device

Rotary kinetic fluid motors or pumps – With means for re-entry of working fluid to blade set – Turbine regenerative pump
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Piston compressor

Refrigeration – Gas compression – heat regeneration and expansion – e.g.,...
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Refrigerator comprising a regenerator

Refrigeration – Gas compression – heat regeneration and expansion – e.g.,...
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Tempering method for a screw-type vacuum pump

Rotary expansible chamber devices – With signal – indicator or transparent inspection means
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Profile ID: LFUS-PAI-P-2334527

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