prov:value
| - Various types of materials may be used to form the liners, including without limitation screens and fabrics in various pattern and synthetic woven meshes prepared from various polymers selected from the group of polyamide, polyester, polypropylene, Teflon, poly olefins such as polyethylene and polybutylene, polyurethane, polyvinyl butyrate, polysulphone, polyethersulphone, polyvinyl chloride, poly
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