Patent SG-11201804940T-A (SG)
Title: Staged steam injection system
Inventor: BUSSMAN WESLEY
IPC: F23G7/08
Filed: 2016-12-23
Abstract: 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 2017/112927 Al 29 June 2017 (29.06.2017) WIPO I PCT 11111111111111011101111111111101011111011101110111011111010101111111111111110111111 (51) International Patent Classification: F23G 7/08 (2006.01) F23L 17/16 (2006.01) F23L 7/00 (2006.01) (21) International Application Number: PCT/US2016/068510 (22) International Filing Date: 23 December 2016 (23.12.2016) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/387,147 23 December 2015 (23.12.2015) US 62/343,342 31 May 2016 (31.05.2016) US 62/343,362 31 May 2016 (31.05.2016) US (71) Applicant: JOHN ZINK COMPANY, LLC [US/US]; 11920 East Apache, Tulsa, OK 74116 (US). (72) Inventors: BUSSMAN, Wesley, Ryan; 11920 East Apache, Tulsa, OK 74116 (US). FRANKLIN, James, Charles; 11920 East Apache, Tulsa, OK 74116 (US). KNOTT, Dennis, Lee; 11920 East Apache, Tulsa, OK 74116 (US). WHITE, Jeff, William; 11920 East Apache, Tulsa, OK 74116 (US). (74) Agents: MACKENZIE, Stephen J. et al.; Koch Compan- ies Public Sector LLC, 4111 East 37th Street North, Wichita, Kansas 67220 (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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, 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, SA, 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, ST, SZ, [Continued on next page] (54) Title: STAGED STEAM INJECTION SYSTEM W O 20 17 / 1129 27 Al (57) : A staged steam injection system for a flare tip that can dis- charge waste gas into a combustion zone is provided. The staged steam in- jection system includes, for example, a first gas injection assembly and a second stage gas injection assembly. The first gas injection assembly is con- figured to inject steam at a high flow rate and a high pressure into the flare tip or the combustion zone. The second gas injection assembly is configured to inject a gas (for example, steam and/or a gas other than steam) at a low flow rate and a high pressure into the flare tip or the combustion zone. A flare tip including the staged steam injection system is also provided. WO 2017/112927 Al 1#11101M01101010IIMMEM31011011101010111n#011 TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, Declarations under Rule 4.17: TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, as to applicant's entitlement to apply for and be granted DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, a patent (Rule 4.17(H)) LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, of inventorship (Rule 4.17(iv)) GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))