Data Search of Major Classification
| Major Class | Parent | Descriptor | Acronym | Synonym | Chinese Descriptor | Spanish Descriptor | Reference | Definition |
| Product | Needlefelt | Fieltro | AFS Glossary | A nonwoven fabric where staple fibers are entangled together through a manufacturing process using barbed needles, providing for a heavy weight filter fabric, which can filter air-borne particles for use in baghouses and suspended particles in liquids from lighter weight needlefelt fabrics for use liquid bag filtration. |
| Major Class | Parent | Descriptor | Acronym | Synonym | Chinese Descriptor | Spanish Descriptor | Reference | Definition |
| None defined at this time . . . | ||||||||