Document koXgQ4y8YEveg48qnKDNrMN0

Febraery 6, 1)42 PLAINTIFF'S EXHIBIT GF-2413 TcnororJTr (c/umm Z r*fr to 7ivrd>7,i MBfirnt* La Altb Z ncft'M that you UIi 1Boditte steps to fils o patent appliestiou oeverinf; the product Calaillte (Heroparite). Tou vill find La your files osny letters addressed to jto as aall ee eoples af sj letters to others to refereeoe to this produet. 1* Zb order that your dots mj too eeaplete, I ea anoloslac tosrooith ay file copies of the foUovin* letters1 8. B. Inry to Herbert IMhaa H. I. Lloyd to Herbert Abrohaa (eaalosla* eopy of results of the fteetrieol Testing Ls boretorles) Herbert ibrsbes to B. 8. Lloyd H. B. Lloyd to Herbert Abraha* B. * Herd to Herbert Abraham (eaeloalftg oopy of laboratory report dated Feb.U,1911 (2-225-1993) Herbert ibrehes to 8. H Lloyd H. L tleyd to Herbert ibrahea H. I. Lloyd to L. C. hugon (eneleslac copy of laboratory report February 21,1941 (-231-2003) Paooaber 6, 1940 January 30, 1941 Josnry 31, 1941 February 7, 1941 February 14, 1941 February 18, 1941 February 19, 1941 February 25, 1941 ell of sbleh Z would appreciate your returning for 07 files after they hers served your purpose. 2 the female, aheeia* the peremtagee by valgbt, ehioh resulted is the forantiau of the Boat aueoaesful ft&lshed produets, oeo incorporated Is y letter to you dated Jem ry 10, 1941, eo folloesi Blurry Prr Froteot Bator Calais* oxido BUiao (140 Bosh) BeetoolVo Asbestos fibre total l$.0f 4*05 4*55 2.255 2.255 looi 3* 15 5 1&'"1 01--0213917 GAF 22741 Br. 1. filtUshoifff Fob. i, 1942 3* X aa heraeltb a revised list of various rtftfii ahlah X hat dug sut of the literature and yttcU previously Included U oar oor- rospcnmoo, particularly tho relieving! f letter to Mr. L. C. datod JtauTj 20, 1941 My lottor to Mr. L C, h^ig datod February ], 1941 (000 references attaahod) I as also enclosing barrelth ay file eopies of (ht Canadian pa tont reported is tho Offistal Canadian Qasette la oatmoctloa with tbo Canadian pu tents listed* ahlch plaaao return aftor noting* 4* 4 a poaalble guide la enabling you to drai up tbo pa toot oleins, lab to all yoor attoatloo to tba foliating saliaat faaturoa of Colallltoi (a) Coapaaitlon of tbo product 1 oalelaa ailloato containing, Sa ad dition, baetonlto and uttitoi flbroa, tho lattor being proaoat la about 15l b7 weight* (b) Xt baa a auoh lever density than any typo of ealolua silicate than baa barotoforo baon procueed, nanely, la tbs neighborhood of 12 ltao. par oublo foot (on tba dry basis)* (e) Xt baa a correspondingly lo* thermal conductivity, averaging in tho neighborhood of 0*48 8*T,U.s par hour, par dogreo Fahrenheit, tsaperatoro difference for a speeinea 1* thiol hoa to*tod at a hot-plate tasparatara of 222 T. (d) Xt reaalas offioloet over a bleb tooporatoro rang*, tho uppor Unit exceeding 1000 F Toato shoo that ahon taaatod to 1250 F* for ona hour, volune shrinkage anoints to 1.8 and tbo product still re tains its aoharooca aad considerable strength* Xt short! loss than IS shrinkage shoe baatod to 550 F* (o) Tbo product also boa a high toaollo strength. Toots shot that tbo sodulua of rupturo rang*! between SO aad 60 lbs* par square Inch* Also has a high cocprasalbillty* Testa abet that a 2* block, than oubjaotod to a prossuro of 75 to 80 lba. per square inch, trill bo oooprosaed la thehoighbortood of l/8 (f) thou inerted la water, the product till not disintegrate, oa la tho seat tith otbur types of insulation suck as u>gnosis, aad after drying it till regain its original oharaetoriatice. 5* Should you dealre to Include sane indication as to hoe the aatorlal la produced, you nlll find the data in the enclosed correspondence. X night add in this aonneotloa that the folio*lag fecturos aro of ftnterestt (a) Tho slurry oaa bo proeeasoi preferably by running into colds. (b) Tbo nolda aro than aubjectod to beat alone or a oonMnation of beat and atoan, as la an autoclave, during ffcinh troateant tho line ec- blaes with the silica and ferns calelua alliesto* 01-0213918 GAF 22742 ref Br. L. F. Blttabboafaar Fab. 4, 1W2 (0) tbt particular ooopoaltloo lbit 0 oaupaTatiraiy mmll aoount of ibrlakii* Aarlag tt* MtUn( (la ofcooleal vill prtHotlf aroet 1 pilot plant for prortnatng OaliUlto and u oooo o obtain proolaa dttolli of tho oarleus otopo of th# proeau, aaaa *111 oomnieatod to 70a* aiao* it lo possible that oo nay later m lib to apply for a troem pa tacit to supplement tbo aforesaid product application. BAl5 loci* oei lr L< C Bn^oa r. B. I, Lloyd fary Inly ynure> President 01-0213919 GAF 22743 r -t < :;j, '' c. pl- sjir 10-. r r : . . ir. , > ' --2-- r- */*u**."-.*?-*:- ; : :'t- ; tv .* " . - s* -:l Orb pr 0,, ex.:, f - '5.r7*7i\ :* \; r- S. ::- . trtr f oMKlinfUd nrrill**oo* aatorial In *uehn taimmt to `fbm a loos*. abrUntltllj' noo-oohaaiT* ass*, 4rjr-jjr*iag mid mss. tni firing th* sane, naif tom oaprl*lag atr, oap kark, kartyi gua/ind bontonita. : ' Claiaa allooad, 7. .1. . .. . c 01-0213920 GAF 22744 Canadian ?atsat lo 402,600, Light Isight Coramie Product. Joseph R, Parsons, Chicago, Illinois, U.8.4., Jrd February, 1942, Piled 13th September, 1939, Sarlal lo. 467,261. /Had la th# United States 6th October, 1938. Claim. - 1, Th* prooaaa of producing a hardened light-auight eoaposltloa which ooaprlses incorporating a tenseicua atahla foaa with a atlff plaatle un f potentially hardanahlo aatorlal, aald mi being lncapahla of plaatle floe under ita own weight, moulding the reaultlag mixture under pressure, and harden* lag the shaped article thus produced, 2. The process of producing a lightweight eeraaic.product which ooaprlses incorporating a tenaoious atahla fona directly with a stiff plastic asss of arglllaeoous materiel, said lan being Incapable of plastic flow under its own weight, shaping the resulting nlxture, and drying and firing the shaped article thus produced. 3. The process of producing a hardened lightweight composition whloh comprises incorporating a tenacious stable foaa with a stiff plastic ass of eoaontltious notarial, said asss being inoapahle of plastic flow under Its own weitfit, aeulding the resulting mixture under pressure, end effecting the setting and hardening of said eoaontltious material. 11. The process of producing e lightweight cereals product which eoaprises incorporating a tenacious stable foaa directly with a plastic aass of arglllaeoous notarial, said aass being incapable of plastic flow under its own weight, aoulding the resulting nlxture under pressure, and hardening the ease. Claims allowed, 11. Canadian latent Ho. 402,601. Insulation Material. Joseph R. Parsons, Chicago, Illinois, O.S.4., 3rd February, 1942. Piled 18th September, 1939. Serial No. 467,262. Piled in the United States 6tb October, 1938. Claia. - 1. Tbe method of producing a lightweight building aatorlal whieb ooaprlses Incorporating n foaa with a substantially dry eoaalnuted hardentble aatorlal to fora a loose, lightweight, substantially noo-oohonsiwo mass, shap ing said aass under pressure and hardening the sane. 3. The aethod of prodnolnr a lightweight building aatorlal which comprises thoroughly imorporating a tenaoious fora with s substantially dry eoaalnuted hardenable material go fora a loose, lightweight, substantially non- cobsnslww aass, shaping said aass under pressure, sad hardening the sane, said foaa comprising soap baric, kamya gun, bentonite, and water, the total saount of water being only sufficient to bind the pressed lightweight aass prrrleus to hardening. IT*'*'-*1 -J r.. j 5.' The 'Itethod of producing si lifhtWif^i bdlltfing apterlal haring Insulating properties which conprleeS incorporating s tenaoious foaa directly' with a substantially dry nlxture of oosalauted argillaceous aaterisl io form a relatively dry aass capable of dry flow, shaping the resulting aass by presmrs to fora an artiols in substantially its final shape, and firing the latter. 7. The aethod of producing a lightweight oorsale aatorlal whloh ooaprlses Incorporating a tenaoious foaa directly with a substantially dry P.T.O 1-0213921 GAF 22745