US7771509B1 - Magnetic oxygen concentrator for - Google Patents In these cases there may not be a requirement for the equipment down stream of the magnetic separator. A partial list of appli ions would include the following
- CHINA& 39;S MONOPOLY ON RARE EARTHS: IMPLICATIONS FOR China& 39;s actions against Japan fundamentally transformed the rare earths market for the worse. Neodymium iron boron is a relatively new magnetic material. Currently Hitachi holds the patents for the production of net magnets and has refused to with minerals that are important for defense manufacturing equipment.
chinese supplier gold concentrates for sale electric magnetic iron We have td75 series flexible magnetic separator for gold plant or iron oremagnetic gold separator machine manufacturer/supplier China gold separator was patented in Chinawhich is similar to Knel son Gold Centrifugal Concentrator .
China Dominates the Rare Earths Supply Chain - IER Aug 4 2020 China already dominates the supply chain for most of the key future has virtually no capacity to produce neodymium-iron-boron magnets—the most of the two original patents for the magnets but sold the rights to China.
Patents Arnold Magnetic Technologies Novel permanent magnets of Sm sub 2 Co sub 17 type crystal structure are provided herein. The magnets preferably have samarium cobalt iron copper and
EPO - Searching in databases - China - European Patent Office PSS - Retrieving a machine translation English interface PDF 1.50 MB ACPAA - Lo ing Chinese patent agencies using agency codes PDF 1.3 MB
Chinese rare earth alliance sues Hitachi Metals over patents Aug 15 2014 Hitachi holds over 600 neodymium iron boron magnet patents but has authorized only eight Chinese companies to use them in a total of 149
Systems updates - United States Patent and Trademark Office Apr 12 2017 State Intellectual Property Office SIPO of the People& 39;s Republic of China. This site provides access to machine translation of Chinese patents.