Electrochemical and metallurgical industry . tion of sodium chloride to the electrode moist withsulphuric acid; or by the action of sulphurous gases, etc. ClaimI is for the method of restoring the usefulness of over-charged active material in secondary cells, which consists mbringing said active material into contact with a solution ELECrR( XIIIMKAL AXI) M l-/IW K( ilCA I. I X I )l T K N. |V,m., Ill, Nc a ti> in riMliici- ailivi iiiatcrial tu a Inwcr oxidi,and ni part diangc llu- same t a salt adapted \<i ait as hinderfor tlic particles of saicl lower oxide. Ititti
Electrochemical and metallurgical industry . tion of sodium chloride to the electrode moist withsulphuric acid; or by the action of sulphurous gases, etc. ClaimI is for the method of restoring the usefulness of over-charged active material in secondary cells, which consists mbringing said active material into contact with a solution ELECrR( XIIIMKAL AXI) M l-/IW K( ilCA I. I X I )l T K N. |V,m., Ill, Nc a ti> in riMliici- ailivi iiiatcrial tu a Inwcr oxidi,and ni part diangc llu- same t a salt adapted \<i ait as hinderfor tlic particles of saicl lower oxide. Ititti iy drid.—ll. C. Porter, \Vaid<eRan, 111. Iali nl 7<;j.()ii,June JO, MX)?. . tiled .Xng. i), oljjeet of the invention is the prodnetion f a plate inwhuh llie aeti\e material, or material to become acti\e, isllnnly seenred against <lislhown in elcv;ition and vertical sectionalong line in lig. 4, the grid consists of .1 snppurtnig body. 2 I-U;. 4.— (;kM). .-\, iniisirncted with snlid edgcv H. It i> made up of .1 series ofintcriiir horizontal bars C. which arc shown \-sliaped on theirupper and lower faces. The bars arc provided at intervals withvertical openings D, preferably corresponding in the diflfcrentbars in the same vertical plane. This method of constructionis stated toprovide, in addition to the metallic gricl, solid col-Mmn> of active material, or material to become acti\e. forming,as it were, a supplemental grid of active Ilatc Scfarator.—W. C. Porter, Wankcgan, 111. Pat-ent -q2.(n2. June 20, 1905. Application filed Aug. 19, separator consists of a perforated sheet, preferablymade of cellnlrtid or hard rubber. It is provided with a seriesof loops, formed by two horizontal parallel cuts in the sheet,the cut portion having been bent outwardly, so as to formthese loops, through which strengthening and stiffening rodscan be inserted. By interposing these sheets betwee
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Keywords: ., bookcentury1900, bookdecade1900, booksubje, booksubjectmetallurgy
