Show NEW E EP P PROCESS O J SS FO FOR i OI OIL J SHALE IS A S In In con connection lection with the efforts made during the past few years ears to tl vast a t d p f oil hal s l In iii the the United States numerous pro pro- for r. r t the e extra extraction ti l o. o of the oil oilS oil content nt have ve been d devised While the processes e us used d In Scotland may maybe mayte te be te ad adapted to ta the thc successful tr treat treat- t- t tient of American the big c capital pital neco to the tl e construction 1 a and d creation of s such suli h plants has been bee beena t a V dra drawback ack to the development of f the shale industry industry in this country All devised have have been upon destructive distillation I tl n out but the methods methods' emp employed oyed In many Instances varied widely Extensive experiments Ls have been have conducted by s onre hiLt as yet et there i 1 ig igno rib no no r record cord of r a commercial plant pliant laving havIng been hben put into 1 successful oper operation oyer- oyer in the United States Among Among- the conc concerns which have devot devoted th time e and money y to the development de de- IC- IC of-a of process is the syndicate syndicate syndi syndi- cate which cont controls the Scott pat pat- eats r A big t testing laboratory vas was erected in Detroit and experiments ts on from tuG the v various i ous sections of the co country have been conducted conducted for more than than two ye years rs Recently it was vas an announced 1 n ed that the tile process process had attah attained ed such a a degree 1 gree of hf er- er 1 th that at it could coul 1 be be used su successfully success ce s- s fully and profitably for the treatment treat treat- ment m nt of ot the of the w wea Fol Fot- Following lowing the thc announcement of the perfection perfection perfection per per- of the tile process came th the in information information in- in formation that thit the tue rights to the pr process ces 1 in thO United States had bach had been procured by br the Penrose McNeil-Penrose interest of Colorado w with tI the e ex cx- x- x I of the tho state or of uan me tile I rights to are controlled by A. A H. H Northrup and associates associate of Salt ait Lake Public Little Informed Comparatively little information concerning the process iJas has been made public and nd for for that reason hat le son beell a report prepared by lW P. P E E. E Fuller di- di I iv rec r or of ot this tha general department of or the Detroit testing la laboratory hora tory 1 is of special interest Mr Ir Fuller the process s as as' fo fol follows follows fol- fol lows In Iii the of or the Scott Scott 1 pro liro process c cess ces S th the shale h le is crushed l' l lio io to ab about u tIe Ua size of a chestnut chestn-at and is delivered deli t l' I ered red Into ii to t upi or retort which has hasa a capacity down to the tilO the lower lower line p ot of three an and one half ne-h ne lf tons I Inthis In hI this retort the tue waste vaSto flue gases from riom the the thel lower l Ver retort a are ap c conducted thrOugh through the the flues info the til tuy r ig through Uie the thie sli shale lo and out f through th th tIle the retort rt opening J that the waste flue goes gases may circulate exterior oi Of this loit into o in around tel te c of J the o 3 stack i ck d' d In LIil this chamber the theL i L j 1 y 7 c. c 1 Is from driven fron th shale ri it its Ita f erat is T raised to Cera decrees s F Fahrenheit lir i l let e or or thereabouts wh whoa It t Is discharged by or opening in CJ the J e eg g gate te valve in bottom thit bottom f u. u tort into the 1 low lowThe tg l fA fAThe The is then clo closed q l r w d charge Charge of h rge o of shale is taken into the tile upper upper retort antI and and the h operation J repeated When the shale rt readies c l es n ire ilIC o 1 retort ort the tho temperature is to 1100 degrees 1100 degree 3 F tho heat c v through th silica b brick hrick ick lining the It iPe eat l t lg supplied JO to the exterior of the tIie retort Units tJ by lUe means n of four f ur gas burners TIle gas and oil oU v vapors ors rs from th in tho tIlo lower retort are ds d's l aled through the tho retort opening Tit 3 the condon condenser er At At the base of or tile lower lover retort th re i is a rotating g cleaning arm which makes one revolution per minute J ute a and l discharges the Ii shale le through tl the e incline l opening Into a water sealed duct The gas gasIs gasis gasis is prevented from passing passin from one retort to the other ther by means of or a a shaped shaped valve This valve yalve is not ca called led upon to a loa be ing lug used only for separating the t. t l cham chambers ers jAg Again in referring to the gas gas as delivery de- de livery c Y from the tho shale siale ill in t the l lower er retort it flows through inch 10 and inch 8 pipe into th the top of a Re Reese se c condenser This condenser consists of a standard st steam am jet condenser con con condenser on- on denser in in which th the diff diffusion sion vanes vane's have been omitted The suction of the condenser it through tIle condenser impeller thereby condensing con cou- densing by Impact t and reduction in t 4 ture all of If the oil on which inlay tie lIe carried W wIth til th gas The djs djs- cl- cl charge from this condenser pa passes into intE the condenser til tank ilC where it Is cooled by hy the cooling coils colls and anti used again for for condensing purposes The Increment of increase due to condense condensed condensed con con- dense oil is drawn off at the overflow overflow over ver- flow point in the tank J Density Is a n Factor Associated with the and gns gas d discharge from t the l condenser will wilI of c course be be-a be a certain certain Amount o of of co con con con- ten ened ed steam which holds the am- am atm atm- sulphate in in s solution lutI n n. n This D. ng of of greater ater density than pan theol the ol i- i wilf s etue t ut at at the tle l lower v. v r lavel i of I Itt tt the thil tank tank- will be he permitted to 10 I overflow hJ by hi means ns ot o- o of the tho io reeled ed 2 Inch r pf e connection Uon it will ill tb through r the the- r ar arises arises- s s s-C- s U j the tUe i tOn toil of OZ the tho t tanks and arid flows fl vS through l the small malI opening in the baffle balle plate an and from irom from th there ra I f Js carrIe carried d' d dI l I Y y moIn c- c oT small oI small Ur blower I t t j scrubber w wh where it it In conta t with water ater s sprays and Is Ss caused to be through mineral miner nIner- al l filters i it th then 1 passes rom the th 9 scrubber into the hC gas SS supply lilI ply Hue 1 J S 'S c L t to td the the furn furnace o and holler boiler cr to fo tile the a gas rec receiver ivet T I In hii ct connection with the ammonia s scrubber r there Is' Is a a No 2 Gould Goul r tary pump This IH pump W t takes takes tue k s the he hea a ammonia which is held held in solution rl from m the contact o of the tho w water spray and ald the tho gas gas and and returns return It to fo the s scrubber thus using it over and over until it luis has i reached cached a saturated con con- on This similarly flows s past With l tIle the other r am ammonia wat jr r anti and uch amount as is utilized is replaced ed by fresh water In this thi way a solution is obtained at all Limes Limes' th thereby reby rE re-ducin re reducing the cost of distillation for for or the recovery recovery of aI ath am ammonia 1 monia liberated and other other products products The t h reni remainder lder of of the consists eon con on- on merely of or a steam holler boiler and engine to condense steam steu for o the ther re retort tort and to o thc engine ne' ne neto to operate op op- op crate erate the equipment In reality th the equipment in the recovery plant is exceedingly simple Potash Is Is Recovered cred Another important feature In Injo jo connection cUon n wilh U the thiC system Is Iz the ther r t potash from froni the spent 1 le Ab n r t to the ds ds- re ol 01 tho 11 ht shale fr from m the crt rt you y-ou O will note that it disa dis- dis ds a d duct ct It Its If s our tr lr lurr e to convey con it il from this 1 ct by conveyor con over a where a cert certain in amount of rs resh water Water- Is s' s strayed sprayed over the theto 3 ent hale to wash vash off any r potash it sh t j oneat Which it may have have have-as as It ite e the ash ducts In this w way y I il n 9 pr o the Tot r Sl Carried CarrIEd in hr the tue 1 I ent et hale thale will be out by byJ bye I J e wate t r. r anti and sin since e the tIlo water ater if ir IF sed sen senJe Je- Je it will wll be bel l drawn l oiT olT T j l IGn n It has llis r reached ched a l point Qin o of 0 ur ur-toi ur o e-o 1 Thus n as ii In ammonia 1 n a s Suing having ing will be involved tlc l C io of f pure potash h r T 2nd In our our analysis that the tle raw riv shale cont contains I per cent clash Ue in the spent spent shale hale le or or orthe orthe the le leh ash h the l runs uns G per t t. t i cIty of f. f oe retort is r i. i e. e u Cr i If tons ton per ch charge rge cr c. dx I Ch t hours an ri a h of f twenty- twenty e t tons f flay Jay This is nea nearly IY four Lle il e the capacity of the Scotch re- re crt ort o of similar r din ions the Ole in inCi increased In- In creased Ci RS capacity city being h Ilg obtained by iJ rg the latent t heat necessary ry rs o 3 bring lUg the sh shale le up UI to a condition or or o ol 01 1 recovery y accomplished CCo by hy means of the Scott patents The rhe re re- re orts orts cau cau cm Le Jie in iii units of or t as rc reat lt a number as desir desired d and aud c can cane n e o operated separately or or |