Document gaZX59boZO0D1NGOe5161YKYJ

mm mmm LI A 09978 LEAD INDUSTRIES ASSOCIATION 0 m uxuerroM a v c n m NBW VOMR IT, M. V. *wt9, 1955 ycsjtcti u u p ssmaao Bcmcgw gems It Naabert of the Lead Zadiitrlti limUtlw Bare are the first taw of a mi serial rf bulletins oe load shielding, prepared and laruad by the Lead Industries Association for it* be re. This series mil be devoted to various aepeete cf the see ef lead la radiation prrtectlrn and will be lssosd froe tine to tins, aa aatarlal develops, to Mibere rf the Association interested la the subject. Thar* fere, ed.Il yu kindly fill la end reborn the enclosed oerd to this office, signifying whether or art yu vlsh to receive fntnre Leed Shielding Bulletins as Issued. If you rlah ethers la year ergenlaatioa placed <~n this aailing list kindly add their nanea. Very truly yers, (pl Seeretary. 7/ m1 ii m mm- uj ^ilumpipwinw p w h j iiiw ai LIA 09 9 79 . "LEAD IMDUSTr.IIZO ASSOCIATION em uanNoroM a v c mu c MKW wn IT, N. V. June F9> 1955 ms srrr.prm rr,.irm go i |------- ~_r--- r---r 07 i a Voters of the Load Industries iiwditlow tfcu At^rio Industrial fcrer, It:., a r*"n-r"v5.t errrsAtattea of 2$3 Industrial eM ree.srch ocrwlfca Kt tp to pmcrt# t a iaiiztrial direlnyiis-.t of atclo soarcy, bald a coating la Eca Xort: rn ty 23---a. A grrath surrey cf the stcaie irst-uxtry for ihs parted lf>5 to 17'3 waa rel-Msod pre^cctlrj tha nxt $-10 yaar require-^cts frr netsrials, a^tlpsaat acd pwiaail of an expoivtlrg atcslo enarcy Industry. S^w intiresting predictions based oa the ismj were tbit lire* reactor pertr planta will ba aeonodo by 1962) anneal basinets of $700 sdllioo la oaBpooaata for madras by 1963; aa InaitaKt of 47 billion will ba nude la power raaotora by 196$. Tba survey and the rnt of the Inforestloo la Udi belli tin refers orly to readers deslkrad ard built for the fervsratlga cf pc^ra by private Ir" _*trnr. bene of' taa data or lrjonsallon IncliEoa rwa: tars c,wrated by the fW- ;-H Oovenxkont and by tba uHitary, nor do tba aMelling requlrementa taka eognliaaoe of tha ihtclUr^ needed la laboratory facilities for tha hinrfllr.g of radlelectopes and for tha aMpping aad storing of these eaterlal*. Tba fall lapact of tha radlnlsotcpaa Industry on tha uarket for lead aa a shielding aaterlal, it la tha general consensus, has not as ytt been fully realised. For axanple, aooerdlnj to rir-n Age* (June 1955), distribution of radioisotopes froa tha Oak Eldge Ratetor began la tba rmer cf 15.6 and aM.pait.ii soared fmu 250 during that year to ever 11,000 (aoaa 130 adllioe wrath) la 19$U. For tba tt-yaar period 15f>-1959 prints espendltares for reactor research development ware estlmatel at $133,000,000 oraparad with tha governaant'a anticipated expenditure of .259,000,030 for tha 5-yaar eiriliaa power pragma begun la 19S*. The urwt cptlnistlo growth mtaa asruse that retearck and denlopmrrt efforts will continue to increase la alta and productivity un til they deuhle our current rata by 1956 and double again by 1958. Fhile tha ore paiiiaistio growth rate wnsi a seasliar research effort It Is believwd that it will require at least doublir* of the present rata by 196$. During tha next seven rr perhaps tea yra tha largest equipment a> penditare will be la tie propulsion reactor field dcainatad by Miliary rvyui re sents for submarines and alrersft, traendltures directly on shielding In indus trial reactor development in 1953 totaled $110,000 rt rf a total of 12,198,000, Kadioiaotopa production and utilisation cn tha part 'f Industry accounts! fer ex penditure# of $1,.9,000 la 1953 and $373,000 during tha earns period by institu tion*. P'rCCi N3070.01 Lead Shielding Bulletin No, 1 -I It is r*H is oooo quarter*, although nrt officially jg>reseed la th* surrey, that ahielding rec-ireasnte till b# of t?xh rlfrXfi&nc la east* handling er.d dippotal. EsdieietlW sin be discharged frca proeeseinj plant* prob ably la solutlorj ad eanaectretrf, transported and etorri f<r permanent reten tion. locertin- to the surrey, in 1J.4 a marlErvi ot 7,000 EQ ef waste fission product* and a islnlma ot 1,00D CO dll ba produced. Sjsa&fcins an th* ptYTem of th* Fores seetlpj, I, 1, Mel* and 8. B, Randolph cf Nuclear Dov*loj*K\-.t Associate* r*rlcd tha rol* Of shielding la the itcdo power Industry. "Ia mobile reactor shield lead may bs a vary use- ful **Urial sod it should also be considered for package reactors. Zt is th* asst effective of the ecanon saterial* for stopping guns rsya but It Is not a particularly food neutron shield . . "the meet satisfactory high datvlty shielding materiel# to data have b*aa iron and steel, these are not a* good from a gsaa* shi eldlrg standpoint as lead, but are likely to find widespread ws* in ahlelda for poser reactere because of their superior engineering proper- tlee, Incept for special high temperature concrete, the use of concrete la restricted t relatively lew temperature* (not above about 150F)." Speaking of the Lnfluene** on the Industrie* involved la shielding atarial manufacture, the author* felt that tha quantities used in shields will ba quit* Mall compared to the total currant production. For ample, with th* aouct of ocncret* need in only a nil* cf aodera ruper-hlgisrty, shielding for several reactors could be constructed. Furthermore, the nunbar of reactors 1* acre pertinent index of shielding require*ante than th* total capacity In th* case cf the nuclear power lidutry, Roting th* cost of ths shield compared to the other component* of th# nuclear power pleat they stated that about 2$ per cent cf the cost la allotted to shielding and building and that about 1*0 peroent of this would go to shielding alone. In summary they said that 'With few exception* the industries which Supply shielding materials are not likely to feel any large inpeet as a result of shielding requirements for th# P'ver reactor industry.* Tour# very truly.