Patent SG-11201408075Q-A (SG)
Title: Cylinder preparation for maintaining stability of stored materials
Inventor: SPOHN RONALD F
IPC: F17C1/10
Filed: 2013-06-14
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau „ (10) International Publication Number (43) International Publication Date ^ ^ WO 2013/188808 A1 19 December 2013 (19.12.2013) WIPO I PCT (51) International Patent Classification: C23C16/448 (2006.01) F17C1/10 (2006.01) C23C8/06 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/US2013/045957 14 June 2013 (14.06.2013) English (30) Priority Data: 61/660,311 15 June 2012 (15.06.2012) English US (71) Applicant: PRAXAIR TECHNOLOGY, INC. [US/US]; 39 Old Ridgebury Road, Danbury, CT 06810 (US). (72) Inventors: SPOHN, Ronald, F.; 112 Woodshire South, Getzville, NY 14068 (US). SINHA, Ashwini; 105 Autumn Creek Lane, East Amherst, NY 14051 (US). RICHEN- BERG, Carl, B.; 8405 Power Road, Batavia, NY 14020 (US). (74) Agents: DALAL, Nilay, S. et al.; Praxair, Inc., 39 Old Ridgebury Road, Danbury, CT 06810 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available)'. AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available)'. ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). [Continued on next page] (54) Title: CYLINDER PREPARATION FOR MAINTAINING STABILITY OF STORED MATERIALS 300 250 200 150 100 50 S11D4 Lifetime vs. Cylinder Treatments 1% SnD, 4 in H , 2 50 PSIA 243 days 'ASS 8 months Continuing ====> 234 A II II II II II II II II II II II II II II II II II II II II II II II II C7> c *3 C O O * * * * * * Continuing ====> 234 A C7> c *3 C O O Continuing ====> 234 A C7> c *3 C O O Continuing ====> 234 A C7> c *3 C O O 2 30 ' ' 9 4 Continuing ====> 234 A C7> c *3 C O O ^7 30 > f —1? Continuing ====> 234 A C7> c *3 C O O > / (57) Abstract: Novel cylinder passivation procedures to increase the room temperat­ ure stability of gaseous tin deuteride (SnDzi) are described. Incorporation of spe­ cific organic-containing materials, which when applied onto surfaces of a vessel and/or conduit extending therefrom, can in­ crease the shelf life stability of thermody- namically unstable gases stored within such pretreated vessels. 00 O 00 00 00 Cylinder Treatments FIG. 2 WO 2013/188808 A11 lllll llllllll II llllll III lllll lllll III III III lllll lllll lllll lllll llll llll lllll lllllll llll llll Declarations under Rule 4.17: Published: — as to applicant's entitlement to apply for and be granted — with international search report (Art. 21(3)) a patent (Rule 4.17(H)) — as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii))