Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1974-02-21
1976-09-07
Garyin, Patrick P.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252421, 252444, 423219, C01B 1300
Patent
active
039793303
ABSTRACT:
Process for preparing carbon containing molecular sieves adapted for separating small molecular gases in particular oxygen from nitrogen which comprises treating coke having a content of volatile components of up to 5% at 600.degree.-900.degree.C with a hydrocarbon splitting off carbon whereby the split-off carbon is deposited in the carbon framework of the coke under narrowing of the existing pores.
REFERENCES:
patent: 3801513 (1974-04-01), Munzner et al.
Heimbach Heinrich
Juntgen Harald
Knoblauch Karl
Korbacher Werner
Munzner Heinrich
Bergwerksverband GmbH
Garyin Patrick P.
Striker Michael J.
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