4. Liquid purification or separation
  5. Structural installation
  6. Closed circulating system

Harold L. Phillips

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Lightweight gypsum products and methods of making same

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent

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Method for forming expanded cellular volcanic ash

Plastic and nonmetallic article shaping or treating: processes – Spheroidizing or rounding of solid particles
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Modular filter / circulation system and traveling main drain for

Liquid purification or separation – Structural installation – Closed circulating system
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Profile ID: LFUS-PAI-P-272055

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