Preventing deposition of fouling agents onto equipment

Distillation: processes – separatory – Addition of material to distilland to inhibit or prevent...

Reexamination Certificate

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C203S007000, C203S051000, C203S057000, C585S004000, C585S860000, C585S864000, C208S0480AA, C422S016000, C422S017000

Reexamination Certificate

active

09923042

ABSTRACT:
Methods and compositions effective to prevent deposition of fouling agents, preferably polymerization precursors, on handling equipment, particularly during solvent recovery.

REFERENCES:
patent: 3666656 (1972-05-01), Stanley
patent: 4268403 (1981-05-01), Buchman et al.
patent: 4410419 (1983-10-01), Ferm
patent: 4902824 (1990-02-01), Syrinek
patent: 5243063 (1993-09-01), Devicaris et al.
patent: 5388644 (1995-02-01), Romocki
patent: 5650072 (1997-07-01), Mc Clain et al.
patent: 5746924 (1998-05-01), Cooper et al.
patent: 5756606 (1998-05-01), Wong
patent: 6030971 (2000-02-01), Whittemore et al.
patent: 6040489 (2000-03-01), Imai
patent: 68/05343 (1968-08-01), None
Hollis et al, “control of scale on aqueous systems”. S. African ZA 6805343, 196901123, 13. pp.(72:35664).
Goko et al “Manufacture of propylene polymers in gas phase reactors using fouling inhibitors” Jpn. Kokai Tokkyo koho JP 01045407 A2 19890217 Heisei, 6 pp. (111:58515).
Kawase, Yasuhito; Technical series Distillation: Extractive distillation; Kaguku Kogaki (2001), 65(2), 91-93.
Van Dyk, Braam; Nieuwoudt, Izak; Design of Solvents of Extractive Distillation; Ind. Eng. Chem. Res. (2000), 39(5), 1423-1429.
Kim, K.J. Diwekar, U.M.; Joback, K.G.; Solvent selection under uncertainty; Abstr. Pap.—Am. Chem. Soc. (2000), 220th, IEC-090.
S.A.H. Zaidi; Sutdy fo Salt Effects on the Extractive Distillation of 1- and 2-Propanol-Benzene Systems; J. Gen Chem. USSR (Engl. Transl.) 1987, 57 : 3 600.
I.M. Marchenko, et al., Features of Extractive Distillation in the Presence of Low-Boiling Zeotropic Agents; J. Appl. Chem. USSR (Engl. Transl.) 1992, 65 : 3.2 500.
Andrew W. Sloley, Petroleum Refining; http://www.asloley.home.mindspring.com/ref00001.html; 1998.
TR-447 Toxicology and Carcinogenesis Studies of Acetronitrile (CAS No. 75-05-8) in F344/N Rats and B6C3F1Mice (Inhilation Studies); Apr. 1996.
Sulfolane Process; http://www.uop.com/home/petrochemcials/processes—products/sulfolane—intro.htm.
Benzene Technical Data Sheet; Bayer AG, GB-CH; http://www.erdoelchemie.de/englisch/products/benzene.html.
Goko, et al.; Manufacturing Method of Propylene Polymers: JPO Official Gazette of Unexamined Patent Applications; Feb. 17, 1989; pp. 45-50; Jap. Pat. Appl. Publ. No. 64-45407.

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