Company Filing History:
Years Active: 1990-1991
Title: Innovations of Wilfred B O'Callaghan in Aluminium Battery Technology
Introduction
Wilfred B O'Callaghan is a notable inventor based in Kingston, Canada, recognized for his contributions to the field of battery technology. He holds two patents that focus on advancements in aluminium batteries, showcasing his innovative approach to energy storage solutions.
Latest Patents
O'Callaghan's latest patents include a design for an aluminium battery that features an aqueous alkaline electrolyte and an anode made from an alloy of aluminum containing magnesium and/or calcium. This design incorporates tin in the electrolyte and/or the anode, allowing the batteries to operate efficiently at both high and low current densities. The preferred operational conditions involve drawing current at an average current density of 5 to 400 mA/cm² of anode surface for at least one hour, with the introduction of seed crystals to facilitate the precipitation of aluminum values from the electrolyte. Another patent describes a high amp-hour aluminium battery that consists of a cathode, an alkaline electrolyte, and at least one massive aluminium anode plate. This battery's electrolyte contains dissolved indium, and the anode is an alloy of aluminium with manganese and one or both of magnesium and calcium, optionally including gallium. When operated under specific conditions, this battery remains viable during and after aluminium hydroxide precipitation in the electrolyte.
Career Highlights
O'Callaghan is associated with Alcan International Limited, where he has been instrumental in developing innovative battery technologies. His work has significantly contributed to the advancement of energy storage solutions, particularly in the realm of aluminium batteries.
Collaborations
Throughout his career, O'Callaghan has collaborated with notable colleagues, including John A Hunter and Geoffrey M Scamans. These collaborations have fostered a productive environment for innovation and development in battery technology.
Conclusion
Wilfred B O'Callaghan's work in aluminium battery technology exemplifies his commitment to innovation and energy efficiency. His patents reflect a deep understanding of materials and their applications in modern energy solutions.