A viscometer for testing the viscosity of oils

✍ Scribed by Hurst, George H.

• Publisher: Wiley (John Wiley & Sons)
• Year: 1892
• Weight: 93 KB
• Volume: 11
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000110508

✦ Synopsis

In reply to nrr. Stenhoiisc. hrr. Nxw enid thtit Fnioklnnd found on niorc thau on0 ocatnion 10 pcr dent. of nitrogen, slid Iic lind liimsclf found oxygcn in tlic conl-pq to nn cxtcnt which would correspond to the oxcces lcft nftcr that rcquirccl for rcrlucing tho sulpliurcttctl IiyilrogcJi lind 1)wn used up. In rcguril to tlic complctc rclliovnl of tlic conipound nbsorbed hy aidpliuric ncid, siilpliun'c ncitl was only iisecl in n biibbliug bottle in ordcr to nrccrtnin tho rntc nt wliicli tlic conl-pi \vus piissing. A n n rwult SOIIIC of the liytlrocnrbons ivcm iilisorl)ctl, but it WIIS imnuitcrinl \rlietlier thy wcrc or not, sincc t h y wonltl nll bc tlccomposcd diiring tlicir pnssngc over tlic mil-hot copper oxiilc.