Provided is a lead-oxide pasted battery plate comprising a lead alloy grid, lead oxide paste and a nonwoven glass fiber mat. The nonwoven glass mat is comprised of glass fibers having a diameter greater than 10 microns, a binder for the glass fibers, and a...

The method involves subjecting plates (10) to saturated vapor in a hermetically-sealed evacuated room with temperature between 75 and 130 degrees Celsius in a saturated vapor phase, where the plates are arranged at a distance from each other in a frame (7)...

Process for ripening positive lead accumulator plates comprises separating the plates; and treating with water vapor for less than 3 hours at an ambient temperature of above 60 degrees C. The lead sulfate produced is controlled. Preferred Features: Ripenin...

A plate making process for a lead acid battery which eliminates the need for steaming and curing steps to produce the active material. Mixing, reacting and crystallizing (230,260) occur in a closed reactor under controlled temperature and mixing conditions...