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US07543764B2 Cold spray nozzle design 有权
冷喷嘴设计

Cold spray nozzle design
摘要:
A nozzle for use in a cold spray technique is described. The nozzle has a passageway for spraying a powder material, the passageway having a converging section and a diverging section, and at least the diverging section being formed from polybenzimidazole. In one embodiment of the nozzle, the converging section is also formed from polybenzimidazole.
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