4. Gas and liquid contact apparatus
  5. With external supply or removal of heat
  6. Diverse heat supply or removal means

Lowell B. Campbell

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High volume portable concrete batching and mixing plant...

Agitating – Mortar mixer type – Methods
Reexamination Certificate

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High volume portable concrete batching and mixing plant...

Agitating – Mortar mixer type – Methods
Reexamination Certificate

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Liquid source bubbler

Gas and liquid contact apparatus – With external supply or removal of heat – Diverse heat supply or removal means
Patent

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Portable and modular batching and mixing plant for concrete...

Agitating – Mortar mixer type – With ingredient proportioning
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1021052

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