US PATENT SUBCLASS 312 / 31
WITH GAS OR VAPOR TREATMENT OF MATERIAL


Current as of: June, 1999
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312 /   HD   SUPPORTS: CABINET STRUCTURE

31WITH GAS OR VAPOR TREATMENT OF MATERIAL {3}
31.01  DF  .~> By wetted surface exposed to material chamber and continuously contacted by unconfined gas {2}
31.1  DF  .~> Mounted on container closure
31.2  DF  .~> Externally accessible {1}


DEFINITION

Classification: 312/31

(under the class definition) Containers combined with means to treat contained material or articles with a gas or vapor, usually by the operation of a slow diffuser or absorber, generally of the static type as sponges, or other liquid wetted means, where the combination includes more structure of the container than is necessary to mount the treating means or where the particular mode of combination between the treating means and the container is set forth.

SEE OR SEARCH CLASS

27, Undertaking,

11, for corpse preserving coffins.

34, Drying and Gas or Vapor Contact With Solids, for devices which in addition to the drying or gas or vapor contact function, have positive means, such as heaters, coolers, blowers, regenerators, material handling, et cetera, to facilitate such function.

43, Fishing, Trapping, and Vermin Destroying,

55, for bait holders. 62, Refrigeration, appropriate subclasses for specific refrigeration apparatus and see the reference to Class 62 in

31.01, of this class (312).

96, Gas Separation: Apparatus,

108+, for solid sorbent apparatus for gas separation.

99, Foods and Beverages: Apparatus,

467+, for a container for food that is being subjected to a modified atmosphere.

118, Coating Apparatus,

726+, for apparatus for coating with a gaseous or vaporized coating material having positive means to vaporize the coating material or material handling means.

126, Stoves and Furnaces,

281, for dough raisers.

131, Tobacco, 300+, for patents claiming tobacco treating processes or for containers combined with tobacco handling apparatus or dynamic gas treating means.

206, Special Receptacle or Package,

213+, for an insect proof container, subclasses 205+ for a container including an ancillary content contacting medium (e.g., antiseptic means).

220, Receptacles,

87.1+, for containers with disinfectant devices.

221, Article Dispensing,

135+, for article dispensers combined with means to treat the articles dispensed and which are not otherwise provided for.

222, Dispensing,

190, for fluent material dispensers with material treatment or conditioning means.

223, Apparel Apparatus,

86, for garment hangers with material treatment means.

239, Fluid Sprinkling, Spraying, and Diffusing, 34+, for slow diffusers, per se, or for slow diffusers combined with holders.

261, Gas and Liquid Contact Apparatus, particularly

94+, 100+ and 108+, for containers combined with gas and

liquid contact devices, and having positive or dynamic means to promote gas and liquid contact such as conduits or passages to admit or direct air into contact with the liquid.

454, Ventilation,

183, for provision safes in which the food chamber has conduits communicating with a cellar or well, or the outside atmosphere and see the notes thereunder.

502, Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making, for a composition comprising a sorbent, per se, and see especially

60+, and 400+.