Closure means, such as lids, caps, seals (B01J3/03 takes precedence; pressure relief systems in the lid, e.g. rupture discs B01J2219/0027)

Full Title

Chemical, physical or physico-chemical processes in general; Their relevant apparatus > Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor > Processes employing electromagnetic waves > Incoherent waves > Microwaves > Features relating to the reactor or vessel > the reactor per se > Form of the reactor > Vessels in the form of a cup > Closure means, such as lids, caps, seals (B01J3/03 takes precedence; pressure relief systems in the lid, e.g. rupture discs B01J2219/0027)

Child Classifications

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• B01J 2219/1236 Frames for holding the lid in place