NANOSTRUCTURED CATALYST FOR OBTAINING SYNTHESIS GAS BY CARBON-ACID REFORMING OF METHANE AND METHOD OF ITS OBTAINING Russian patent published in 2018 - IPC B01J23/83 B82B3/00 B01J37/08 

Abstract RU 2660648 C1

FIELD: technological processes.

SUBSTANCE: invention relates to a nanostructured catalyst for production of a synthesis gas by means of carbon-dioxide reforming of methane which contains a complex perovskite-like oxide of gadolinium and cobalt. Process for producing of claimed catalyst comprises production of a complex oxide by solid-phase synthesis from stoichiometric composition of gadolinium oxide Gd2O3 and Co3O4, which comprises heating of compacted mixture at 973 K for 5 hours after stirring Co3O4 and Gd2O3, subsequent reburdening and pressing of powder into tablets and baking them in an air atmosphere with rise in temperature to 1,173 K and holding at this temperature for 5 hours, repeated reburdening and compressing powder into tablets and baking in an air atmosphere with rise in temperature to 1,373 K and holding at this temperature for 30 hours, cooling after annealing.

EFFECT: technical result consists in obtaining a highly-active catalyst providing yield of synthesis gas close to stoichiometric one.

2 cl, 2 tbl

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RU 2 660 648 C1

Authors

Kryuchkova Tatyana Alekseevna

Zimina Viktoriya Dmitrievna

Sheshko Tatyana Fedorovna

Kurilkin Vladimir Vasilevich

Serov Yurij Mikhajlovich

Dates

2018-07-09Published

2017-08-23Filed