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239000000126substanceSubstances0.000claims1
238000010276constructionMethods0.000description2
238000007654immersionMethods0.000description1
Classifications
B—PERFORMING OPERATIONS; TRANSPORTING
B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
Dispositif pour lever, abaisser ou mouvoir un motoculteur ou une autre machine afin de proceder a l'enlevement, a la pose ou au changement d'un ou plusieurs accessoires