Patent NL8701546A successfully refreshed from Google Patents.
NL8701546A
Expired / Lapsed
NL
⏱️ 0.0 years remaining
Gas tight package contg. roast coffee - and zeolite as absorbent for oxygen and carbon di:oxide
Assignee: Douwe Egberts Tabaksfab
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Filing: 1987-07-01
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Granted: —
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Expires: 2007-07-01
Abstract
Abstract A packing contg. roast coffee in a gas-tight pack also contains a zeolite of pore dia. not above 5 A, as absorbent for O2 and/or CO2. The zeolite is partic. a synthetic zeolite of type A4, with pore dia. more than 3 A. Pref. package contains ground coffee, and is under reduced pressure; partic., the gas pressure in the package immediately after packing is 0.01-0.05 bar.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
NL
Data Source
google_patents
Last Synchronized
2026-11-01 12:34
CPC Classifications
A; A23; A23F; A23F5/00; A23F5/10; A23F5/105
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