Repairing of articles made from plastics or substances in a plastic state

BPERFORMING OPERATIONS TRANSPORTING B29Plastic substance processing B29CSHAPING OR JOINING OF PLASTICS SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL AFTER-TREATMENT OF THE SHAPED PRODUCTS

B29C73/00Repairing of articles made from plastics or substances in a plastic state

B29C73/02using liquid or paste-like material B29C73/025fed under pressure B29C73/04using preformed elements B29C73/06using plugs sealing in the hole B29C73/063expandable B29C73/066by mechanical means provided on the plug B29C73/08Apparatus therefor B29C73/10using patches sealing on the surface of the article B29C73/105provided with a centering element B29C73/12Apparatus therefor B29C73/14using elements composed of two parts joined together after having been placed one on each side of the article B29C73/16Auto-repairing or self-sealing arrangement or agents B29C73/163Sealing compositions or agents B29C73/166Devices or methods for introducing sealing compositions into articles B29C73/18the article material itself being self-sealing B29C73/20the article material only consisting in part of a deformable sealing material B29C73/22the article containing elements including a sealing composition B29C73/24Apparatus or accessories not otherwise provided for B29C73/245for removing the element having caused the damage B29C73/26for mechanical pretreatment B29C73/28for clamping and stretching flexible material B29C73/30for local pressing or local heating B29C73/305specially adapted for toroidal articles B29C73/32using an elastic element B29C73/325specially adapted for toroidal articles B29C73/34for local heating