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Individual
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Individual
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Priority to ES206440ApriorityCriticalpatent/ES206440A3/en
Publication of ES206440A3publicationCriticalpatent/ES206440A3/en
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Abstract
Procedure for the manufacture of tubes based on plastics according to which the tube is constituted using a bore or mandrel that moves in the direction of its length and superimposed thereon a succession of layers of glass wool or other similar inert material constituting support for the plastic material by squeezing later to remove the surplus of plastic material by applying then a cellophane cover or other protection and finally submitting the whole mandrel with its coating to the corresponding thermal treatment whose process is removed or detached the mandrel or noyo remaining loose and finished the tube. (Machine-translation by Google Translate, not legally binding)
ES206440A1952-11-121952-11-12A procedure for the manufacture of plastic-based pipes (Machine-translation by Google Translate, not legally binding)
ExpiredES206440A3
(en)
Process for producing a textile carrier in the form of a tube with a tight-fitting coating of plastic and textile carrier manufactured according to the method.
Improvement in the procedures and in the corresponding devices for the manufacture of upholstery complexes. (Machine-translation by Google Translate, not legally binding)
Pressing mandrel, slotted lengthways and coaxially arranged in a die, for the production of lead pipes with an intermediate wall running in the longitudinal direction
A procedure for manufacturing adhesive coatings in plastic matter, especially in polyvinyl chloride, plasticized (Machine-translation by Google Translate, not legally binding)