A method for producing an elongated optical fiber element is disclosed. The method envolves preparing two optical fiber elements by removing their outer coating layers to expose bare glass fiber portions. The glass fiber portions are melt-joint together. A material which is chemically compatible with...http://www.google.com/patents/US4475935?utm_source=gb-gplus-sharePatent US4475935 - Joining method to obtain elongated coated optical fiber
