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US4841969A Device for the production of a cold treatment-gas for cryotherapy 失效
用于生产冷治疗气体的装置,用于冷冻治疗

Device for the production of a cold treatment-gas for cryotherapy
摘要:
A device for producing cyrotherapy with liquid nitrogen includes a container for the liquid nitrogen with electrical heating in its interior. The container has a maximum volume of 50 l and the electrical heating is a heating element comprising a self-regulating strip heater secured in the interior of the container.
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