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A positive electrode for use in a lead-sulfuric acid electrolyte battery comprised of a grid supporting a layer of PbO2, said grid being comprised of an electrically conducting substrate having an adherent, contacting, at least substantially pinhole-free coating of semiconducting metal oxide, the su

A positive electrode for use in a lead-sulfuric acid electrolyte battery comprised of a grid supporting a layer of PbO2, said grid being comprised of an electrically conducting substrate having an adherent, contacting, at least substantially pinhole-free coating of semiconducting metal oxide, the sulfuric acid electrolyte having no significant deleterious effect on the coating and forming a non-corroding oxide with the substrate at sites of pinholes.

대표청구항 ▼

A positive electrode for use in a secondary lead-sulfuric acid electrolyte cell or battery comprised of a grid supporting an adherent external layer of PbO2, said grid being comprised of an electrically conducting substrate having an at least substantially pinhole-free coating of semiconducting meta

A positive electrode for use in a secondary lead-sulfuric acid electrolyte cell or battery comprised of a grid supporting an adherent external layer of PbO2, said grid being comprised of an electrically conducting substrate having an at least substantially pinhole-free coating of semiconducting metal oxide, the sulfuric acid electrolyte having no significant deleterious effect on the coating and forming a substantially non-corroding oxide with the substrate.