4. Expanded, threaded, driven, headed, tool-deformed, or locked-thr
  5. Having structure to restrict rotation of threaded, mating...
  6. Comprising a thread lock

Nansheng Sun

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Anti-vibration support for steam generator heat transfer...

Liquid heaters and vaporizers – Supports
Reexamination Certificate

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Diaphragm for sealing openings in pressure vessels

Seal for a joint or juncture – Seal between fixed parts or static contact against... – Contact seal for other than internal combustion engine – or...
Reexamination Certificate

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Feedwater apparatus

Liquid heaters and vaporizers – Feed heaters – Boiler circuit
Reexamination Certificate

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Segmented ring-nut for gasketed pressure vessel opening

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Having structure to restrict rotation of threaded – mating... – Comprising a thread lock
Reexamination Certificate

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Steam generator tube support plates with slotted disc springs

Liquid heaters and vaporizers – Supports
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2625858

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