US 2004/0166413 A1Published application

Zinc shapes for anodes of electrochemical cells

AssigneeEveready Battery Company, Inc.

InventorsDavid G. Clash, Robert N. Mansfield JR., Christopher F. Randell, Nghia Cong Tang, Lewis F. Urry

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Abstract

An electrochemical cell 30 which contains both a cathode 32 and an anode 34. The anode contains a mixture of uniformly shaped particles 10 and electrolyte. The anode can also contain a zinc powder comprising non-uniform shaped, which can be mixed with the uniformly shaped particles of the present invention.

Claims19

Dependent claims

An electrochemical cell comprising a non-mercury-added anode comprising uniformly shaped zinc particles.

Dependencies are inferred from the claim text.

Facts

Application: 10/784,749Filed 23 Feb 2004
Priority: 7 Jan 2002
Published: 26 Aug 2004
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

H01M 4/06
Electrodes composed of, or comprising, active material: electrodes for primary cells
C22F 1/006
Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working: resulting in heat recoverable alloys…
C22F 1/10
Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working: of nickel or cobalt or alloys based…
H01M 4/42
Of elements or alloys: alloys based on zinc

Family

Application09/403,965Continuation · filed 7 Jan 2002
Application10/784,749Continuation · filed 23 Feb 2004
US 7,045,253 B2Related patent
US 2004/0166413 A1This patent

From the US filing history. Foreign family members aren’t listed.

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