The manufacture of handmade filter paper
โ Scribed by Green, J. Barcham
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1921
- Weight
- 275 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0368-4075
No coin nor oath required. For personal study only.
โฆ Synopsis
I3Ia;. 31. 1921. ndding osygeii (\vliicli does n o t comc into contnct with t h o c:itnlyst) (D.R.1'. 359,870 of 1911) or by c1cctric:il hentiiig (U.S.P. l,LWZ,9?5 of 1016). All iron cntcilyst wit11 :L proiiiotcr (possibly riiolybdeiiuni) is used (D.11.P. ?G5,295 of 1912; u.s.1'. 1,185,530 of 1910). Tlio gns is circulntd through tho cntnlyst; nrgon and niothnrio mny nccuniulnte u p to scrcrnl per cclit.; 10 per ccllt. of tho gils is lost 113' Ienkngo. Tlic niuinonin is reniored froiu tho gns by solution in wntcr uiitlcr prcssuro (D.H.1'. 235,421 of 1905; "io,192 of 1912); liquefaction,, U.S.P. l,tLO~,~95 of 191G) is not ecoiioiiiicnl. 1 I ircc wntcr-injector punips nru connccted with Iiinc sots of nbsorhrs, ench consisting of thrco wntor-coold stccl spirnls set vcrticnlly, tlic upper spin11 k i n g GO ft. nbovo groui:d. The ~n s p:isscs down tho lowest fipirnl, riscs to the top of tho second spirnl and pnsscs down this; and siniilnrly with tlio third spirnl. Wnter florrs down nll 1110 spirals by gravity. A adtition contniiiitig %% XH, is o~itni~ietl. 'rile fins is cIrietI nn,d sent bnck to tlic catalyst sy+mi. rlic persoiincl :it 0 p p : i i i coinl~rises 1600 Inboiirys, 3000 Incchiiiiics, 360 clerks : i d 360 chemists. J!hu fuel rcquireinents (~IcCOIII~CII, J. Iiid. 1hg. Clicni., 191?, 11, N 7 ) arc 1750 tons of lignite (400 for gns cnfiiiics, 1000 for steam for Iiydrogcn plnnt nncl 350 for power p1:int) nnd 600 tons of coke (for Iiydrogen) per clny.
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