Classifications

• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
  • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
  • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
  • C01B3/025—Preparation or purification of gas mixtures for ammonia synthesis

Definitions

• Received by this synthesis gas has a relationship ⁇ is ⁇ di ⁇ znachi ⁇ elny ⁇ as ⁇ ⁇ d uglev ⁇ d ⁇ dn ⁇ g ⁇ sy ⁇ ya and ene ⁇ gii, ⁇ me ⁇ g ⁇ ⁇ e ⁇ vichnaya ⁇ nve ⁇ siya ⁇ susches ⁇ vlyae ⁇ sya ⁇ zhes ⁇ - ⁇ i ⁇ ⁇ ezhimsh ⁇ usl ⁇ viya ⁇ .
• the 5th year of the inversion is 820- ⁇ 050 ° ⁇ ; medium- and low-temperature conversion of carbon dioxide with the formation of carbon dioxide, which is based on catalysts at temperature of -90 ° C; Calculation of invert gas from carbon dioxide; Calculation of invert gas
• the 30 required volume of the inverted gas is indispensable to be separated, for the purpose of producing a continuous system for the synthesis of ammonia, which is associated with significant energy.
• Izves ⁇ en s ⁇ s ⁇ b ⁇ lucheniya ⁇ d ⁇ ds ⁇ de ⁇ zhascheg ⁇ gas ( ⁇ , ⁇ , 106076) v ⁇ lyuchayuschy mixing uglev ⁇ d ⁇ dn ⁇ g ⁇ sy ⁇ ya with ⁇ a ⁇ m, ⁇ azdelenie ⁇ bscheg ⁇ ⁇ a two chas ⁇ i, ⁇ dnu of ⁇ y ⁇ ⁇ dve ⁇ gayu ⁇ ⁇ e ⁇ vichn ⁇ y ⁇ a ⁇ v ⁇ y ⁇ a ⁇ ali ⁇ iches ⁇ y ⁇ n- ⁇ e ⁇ sii and ⁇ dayu ⁇ on v ⁇ ichnuyu ⁇ a ⁇ uyu ⁇ a ⁇ ali ⁇ iches ⁇ uyu ⁇ n- ve ⁇ siyu with v ⁇ zdu ⁇ m, ⁇ uda It gives off and the second part of the original steam and carbon.
• the process of primary conversion is carried out with the production of indirect gas (nitrogen-by-product mixture) at the outlet, which is supplied with a by-product, - 4 - This is the first part of the general heating of the original hydrocarbon mixture at the stage of the steam in general.
• the method also includes a medium- and low-temperature conversion of carbon monoxide, which is contained in the resulting nitrogen—
• the aforementioned method is associated with a significant waste of energy at the stage of low separation of the radiation and upon receipt of an aqueous mixture of a commercial system. 20
• the energy reserve is 0.77 GJ in.
• P ⁇ i presence ⁇ s ⁇ eme ⁇ DYA ⁇ ⁇ a ⁇ a, 15 na ⁇ dyascheg ⁇ sya ⁇ d pressure ⁇ a ⁇ Ym or ⁇ e ⁇ Yshayuschim pressure is ⁇ dn ⁇ y az ⁇ v ⁇ d ⁇ dn ⁇ y mixture tseles ⁇ b ⁇ azn ⁇ , s ⁇ glasn ⁇ ⁇ edlagaem ⁇ mu iz ⁇ b ⁇ e ⁇ eniyu, selection of ⁇ d ⁇ da az ⁇ v ⁇ d ⁇ dn ⁇ y ⁇ susches ⁇ vlya ⁇ mixture ⁇ m ⁇ schyu di ⁇ uzi ⁇ nny ⁇ elemen ⁇ v.
• the claimed s ⁇ s ⁇ b ⁇ ednaznachen for is ⁇ lz ⁇ aniya in ⁇ aches ⁇ ve is ⁇ dn ⁇ g ⁇ sy ⁇ ya ⁇ a ⁇ g ⁇ uglev ⁇ d ⁇ dn ⁇ g ⁇ sy ⁇ ya, ⁇ a ⁇ , na ⁇ ig ⁇ e ⁇ , me ⁇ an, e ⁇ an, and ⁇ an i ⁇ mixture vys ⁇ sche uglev ⁇ d ⁇ dy, na ⁇ dyaschiesya ⁇ i n ⁇ malny ⁇ usl ⁇ viya ⁇ 35 gaz ⁇ b ⁇ azn ⁇ m or zhid ⁇ m s ⁇ s ⁇ yanii.
• the specified coal raw materials are mixed in comparison with that, it complies with - 6 -
• the resulting gas mixture after mixing, is heated to a temperature of 450 ° C and the vapor pressure is increased; 5 Pa ⁇ vaya ⁇ nve ⁇ siya e ⁇ m in case ⁇ susches ⁇ vlyae ⁇ sya in s ⁇ ve ⁇ s ⁇ II with end ⁇ e ⁇ miches ⁇ y ⁇ ea ⁇ tsiey ⁇ i is ⁇ lz ⁇ va- Vania, na ⁇ ime ⁇ , ni ⁇ elev ⁇ g ⁇ ⁇ a ⁇ aliza ⁇ a, ⁇ ea ⁇ tsi ⁇ nnyi gas ⁇ em ⁇ e ⁇ a ⁇ u ⁇ y 621-749 C ⁇ dve ⁇ gayu ⁇ v ⁇ ichn ⁇ y ⁇ a ⁇ - v ⁇ y ⁇ a ⁇ ali ⁇ iches ⁇ y ⁇ nve ⁇ sii, ⁇ susches ⁇ vlyaem ⁇ y in ⁇ isu ⁇ s ⁇ - Yu Wii v ⁇ zdu ⁇ a, ⁇ y imee ⁇ not ⁇ eshe ⁇ a
• the resulting nitric mixture is cooled to a temperature of 360 ° C and is supported by a steam converter in the mixture of carbon monoxide.
• the developed carbon dioxide separates the nitrogen mixture from any known mixture, such as, for example, absorbs.
• Sustainable carbon dioxide (0.5%) is suitable for metallurgical treatment at a temperature of 200-400 ° ⁇ .
• the pressure is 5 bar, -
• the allocation of household equipment exists through 35 interconnections, for example, Sha. 5 , Geh, Gehn, or diffusion through metallic membranes, for example, through palladium-containing membranes.
• the remaining after separation of the water in quantities of up to 92 wt.
• the poor mixture is divided - 7 - in two ways, one of the outputs is derived from the technical scheme (with the subsequent use of its energy), and the other is mixed with other
• a variant of the implementation of the method is the separation of the nitrogen mixture and the solution, which does not increase
• the natural hydrocarbon gas of the following composition ⁇ 4 - .82,2; C 2 ⁇ 6 - 4.47 total ; - 1.36% vol .; C 4 ⁇ ⁇ 0 -
• the resulting ammonia mixture is sold at a temperature of 360 ° 0 and is fed to the steam converter for the conversion of carbon dioxide to a concentration of 16.0%.
• Carbon dioxide 25 and carbon dioxide are removed from the nitrogen mixture until the residual content of mixtures in the mixture is no more than 5 ppm.
• the natural hydrocarbon gas of the following composition 0 ⁇ 4 - 82.11% w, 0 2 ⁇ 3 - 4.47% w. , 0 ⁇ 8 - 1.36% by volume, ⁇ 4 ⁇ ⁇ 0 - 0.48%. , ⁇ 5 ⁇ ⁇ 2 - 0.24 ob. , ⁇ 0 2 - 0.03% by weight, ⁇ 2 - 4.20% by weight; and - 7.07 ob. ; ⁇ g - 0.03% by weight with a pressure of 4.3 ⁇ Pa is mixed with water in steam: carbon, equal to 2.52: 1, heats up to a temperature of 450 ° C and is supplied A quick output of the reactive mixture with temperature 729, ° ⁇ .
• the content of ⁇ 4 in dry gas is 27.80% by volume.
• the inverted gas after the stage of the upstream steam supply, transfers the stage of the upstream gas to the inverter.
• a heated mixture with a temperature of Verizontage ⁇ 0 / inlet ⁇ 0.1 is also supplied here with a preheated temperature of 700 ° 0.
• the resulting nitrous mixture is cooled at a temperature of 360 ° C and fed to the steam converter for the conversion of carbon dioxide to a total of about 82%.
• Carbon dioxide and carbon dioxide are removed from the nitrogen mixture to the residual content of mixtures in the mixture no more than 5 ppm.
• the purified nitrous mixture of the following composition: ⁇ 2 - 62.02% by volume, ⁇ 2 - 36.55% by weight, ⁇ g - 0.44%. , ⁇ - 0.99% by pressure 2.99 ⁇ Pa is divided into two flows in relation to 0.55: 0.45.
• the natural hydrocarbon gas is as follows: 0 ⁇ - 32.36% w, 0 2 ⁇ 6 - 4.49% w, 0 3 ⁇ 8 - 1.37% w,
• the nitrogenous mixture is fed to the stage of the primary conversion, where it is cooled
• Carbon dioxide and carbon monoxide are separated from the nitrogenous mixture until the remaining mixture in the mixture is more than 5 ppm.
• - II Of the purified aqueous mixture of the following system ⁇ 2 - 64.67% w, ⁇ - 33.79% w, ⁇ g - 0.40%. , 0 ⁇ 4 - 1.17 With a pressure of 2.99 Sha, with diffused palladium-containing membranes in the presence of a steam, which is kept at a temperature of 90, it is I am condensing, using it and this thermal conduction in the process flow.
• synthesis gas is produced for the production of ammonia of the following composition: ⁇ 2 - 74.09%,, 2 - 24.73%. , ⁇ g - 0.29 , ⁇ 4 - 0.84% of the total commercially available nitrogen, equal to 3.
• the nitrogenous mixture is fed to the stage of the primary conversion, where it is cooled - 12 - a temperature of 580 ° 0 is given, giving heat to the endothermic steam methane inversion, which flows to this stage.
• the resulting nitrous mixture is cooled at a temperature of 5 ° 360 ° 0 and fed to the steam inversion of carbon dioxide for the conversion of carbon dioxide to a concentration of at least 22%.
• Carbon dioxide and carbon dioxide are separated from the nitrogen mixture to the residual content of mixtures in the mixture not more than 10 ⁇ Jr.
• the water is discharged at a pressure of 30.0 PSa.
• the following composition was ⁇ 2 - 14.99%, ⁇ 2 - - 81.49%, ⁇ g - 0.97%, 0 ⁇ 4 - 2.55%. %% and temperature 20 ° C minus ⁇ 80 ° 0 separates excess nitrogen with amounts of - 2 - 1.13%. , ⁇ d - 2.51% by volume, 0 ⁇ 4 - 7.18% by weight with a pressure of 0.7 ⁇ Pa and get out of the process system using its energy.
• Non-organic nitrogen which is in the nitrogen mixture, having a composition of 2 - 77.25% by weight, 25 ⁇ 2 -22.6%% by weight, _g _ 0.13% by weight, 0 ⁇ - 0.01% by weight, mix selected ⁇ d ⁇ d ⁇ m, ⁇ luchaya ⁇ i e ⁇ m az ⁇ v ⁇ d ⁇ dnuyu gaz ⁇ vuyu mixture ⁇ izv ⁇ ds ⁇ va ammia ⁇ a sleduyuscheg ⁇ s ⁇ s ⁇ a- wa:. ⁇ 2 - ⁇ b 74.96%, ⁇ 2 _ ⁇ b 24.989%, ⁇ g - 0.04 ⁇ b%, 0 ⁇ 4 - 0.007 ⁇ b.. . With a commercially available water content of 30% nitrogen, equal to 3.

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• 1990
  • 1990-07-31 DE DE19904092058 patent/DE4092058T/de not_active Withdrawn
  • 1990-07-31 WO PCT/SU1990/000196 patent/WO1991006504A1/ru active Application Filing
  • 1990-07-31 JP JP51492990A patent/JPH04503659A/ja active Pending
• 1991
  • 1991-01-08 FR FR9100162A patent/FR2671338A1/fr active Pending
  • 1991-06-12 GB GB9112665A patent/GB2244484B/en not_active Expired - Fee Related

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