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Priority to NL6514891ApriorityCriticalpatent/NL6514891A/xx
Publication of NL6514891ApublicationCriticalpatent/NL6514891A/xx
H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
