Porous ceramic particle for use in the oil and gas well industry

cabinets; cabinet doors; furniture cabinets; kitchen cabinets; bedside cabinets; cabinet work; bathroom cabinets; display cabinets; key cabinets (furniture); storage cabinets (furniture); security cabinets (furniture); doors for cabinets; basin cabinets; computer cabinets (furniture); disc cabinets (furniture); soundproof cabinets (furniture); stationery cabinets (furniture); index cabinets (furniture); indexing cabinets (furniture); filing cabinets; shelves for filing-cabinets; cabinets for storage purposes; cabinets for waste bins; cabinets for display purposes; cabinets for storing materials; storage drawers (furniture); room divider panels (furniture); storage cupboards (furniture); furniture panels; cabinets for storing articles; key cabinets (non-metallic, not furniture); card file cabinets; cabinet fittings (not of metal); medicine cabinets; pedestal cabinets