1. A production process of an electrode catalyst for fuel cell, the electrode catalyst on which ternary system catalytic particles are loaded, the production process comprising:
a dispersing step of dispersing a conductive support in a solution, thereby preparing a dispersion liquid;
a loading step of dropping a platinum-salt solution, a base-metal-salt solution and an iridium-salt solution to the dispersion liquid, thereby loading respective metallic salts on the conductive support as metallic hydroxides under an alkaline condition; and
an alloying step of heating the conductive support with metallic hydroxides loaded in a reducing atmosphere to reduce the metallic hydroxides, thereby alloying the metallic hydroxides.
2. The production process of an electrode catalyst for fuel cell set forth in claim 1 further comprising, between said loading step and said alloying step, a washing step of filtering, washing and drying said conductive support with metallic hydroxides loaded.
3. The production process of an electrode catalyst for fuel cell set forth in claim 1, wherein said conductive support comprises carbon;
and a base metal of said base-metal-salt solution comprises one or more members of base metals being selected from the group consisting of titanium, zirconium, vanadium, chromium, manganese, iron, cobalt, nickel, copper and zinc.
4. The production process of an electrode catalyst for fuel cell set forth in claim 3, wherein a base metal of said base-metal-salt solution comprises cobalt.
5. The production process of an electrode catalyst for fuel cell set forth in claim 1, wherein a compositional ratio between the platinum element in said platinum-salt solution, the base-metal element in said base-metal-salt solution and the iridium element in said iridium-salt solution is platinum:base-metal element:iridium=1:0.01-2:0.01-2 by molar ratio.
6. The production process of an electrode catalyst for fuel cell set forth in claim 5, wherein the compositional ratio between the platinum element in said platinum-salt solution, the base-metal element in said base-metal-salt solution and the iridium element in said iridium-salt solution is platinum:base-metal element:iridium=1:0.07-1:0.01-0.3 by molar ratio.
7. The production process of an electrode catalyst for fuel cell set forth in claim 1, wherein said conductive support comprises carbon; and a proportion of a loading amount of platinum in said ternary system catalytic particles being loaded on the carbon with respect to an amount of the carbon is 0.6-1.7 by molar ratio.
8. The production process of an electrode catalyst for fuel cell set forth in claim 1, wherein said ternary system catalytic particles being obtained at said alloying step have particle diameters falling in a range of 3.6 nm.
9. The production process of an electrode catalyst for fuel cell set forth in claim 1, wherein said alloying step includes a step of treating said conductive support with metallic hydroxides loaded at a temperature of 700-900\xb0 C. in an inert atmosphere.
10. The production process of an electrode catalyst for fuel cell set forth in claim 9, wherein said inert atmosphere comprises at least one member selected from the group consisting of a nitrogen atmosphere, an argon atmosphere and a helium atmosphere.
11. The production process of an electrode catalyst for fuel cell set forth in claim 10, wherein said inert atmosphere comprises an argon atmosphere.
12. The production process of an electrode catalyst for fuel cell set forth in claim 1, further including, after said alloying step, a surface treatment step of treating the conductive support with metallic catalysts loaded that has been obtained at the alloying step with a reducing acid, and thereafter treating it with an oxidizing acid.
13. The production process of an electrode catalyst for fuel cell set forth in claim 12, wherein said reducing acid comprises at least one member selected from the group consisting of formic acid and oxalic acid; and said oxidizing acid comprises at least one member selected from the group consisting of hydrochloric acid, nitric acid and sulfuric acid.
14. The production process of an electrode catalyst for fuel cell set forth in claim 13, wherein said reducing acid comprises formic acid; and said oxidizing acid comprises nitric acid.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. An online game method comprising the steps of:
connecting a plurality of game machines capable of performing a single betting-type racing game played by a plurality of players assembled in one place and a control unit for controlling game execution states of each of the game machines via a communication line;
providing, by the control unit, part or the entirety of game-related data required for executing the racing game to the game machines for performing the race;
after the providing step, simultaneously executing, by each of the game machines, the racing game based on the game-related data;
collecting, by the control unit, execution states of the race at the game machines and betting odds generated at all the game machines; and
presenting, in real time, the collected race execution states and integrated betting odds to the players surrounding all the game machines using at least one of visual information and auditory information.
2. The online game method of claim 1, wherein the game machines for performing the race cause the players to compete with one another in running abilities of running models whose running abilities are improved by the respective players, and wherein when the race is terminated, a game value in accordance with the betting odds is paid off.
3. The online game method of claim 1, wherein the racing game is a game simulating an actual race, and wherein whenever up-to-date information on the actual race is generated, the control unit provides the game machines for performing the race with the information as part of the game-related data.
4. The online game method of claim 1, wherein the control unit periodically provides the game machines for performing the race with up-to-date information generated by an actual race as part of the game-related data.
5. The online game method of claim 1, wherein at least one of the game machines comprises an accepting device which accepts speech registration data desired by the players, and wherein when the game machine presents the race execution states using synthesized speech, the game machine forms and presents synthesized speech which at least includes the speech registration data as part of the synthesized speech.
6. An online game method comprising the steps of:
connecting a plurality of game machines capable of performing a single betting-type racing game played by a plurality of players assembled in one place and a control unit for controlling game execution states of each of the game machines via a communication line;
providing, by the control unit, part or the entirety of game-related data required for executing the racing game to the game machines for performing the race;
after the providing step, enabling the game machines to execute the racing game based on the game-related data;
collecting, by the control unit, betting odds generated at all the game machines and execution states of the race at the game machines for performing the race; and
presenting, in real time, the race execution states and integrated betting odds to the players surrounding all the game machines using at least one of visual information and auditory information.
7. The online game method of claim 6, wherein the game machines for performing the race cause the players to compete with one another in running abilities of running models whose running abilities are improved by the respective players, and wherein when the race is terminated, a game value in accordance with the betting odds is paid off.
8. The online game method of claim 6, wherein the racing game is a game simulating an actual race, and wherein whenever up-to-date information on the actual race is generated, the control unit provides the game machines for performing the race with the information as part of the game-related data.
9. The online game method of claim 6, wherein the control unit periodically provides the game machines for performing the race with up-to-date information generated by an actual race as part of the game-related data.
10. The online game method of claim 6, wherein at least one of the game machines comprises an accepting device which accepts speech registration data desired by the players, and wherein when the game machine presents the race execution states using synthesized speech, the game machine forms and presents synthesized speech which at least includes the speech registration data as part of the synthesized speech.
11. A game system, comprising:
a plurality of game machines capable of performing a single betting-type racing game played by a plurality of players assembled in one place, the plurality of game machines being connected via a communication line; and
a control unit which performs game execution control of the game machines connected to the communication line,
wherein each of the game machines comprises:
an execution device which obtains part or the entirety of game-related data required for executing the racing game from the control unit, and which executes the racing game based on the obtained game-related data;
a totaling device which totals betting odds for the race;
a sender which sends the totaled betting odds and race execution states of the game machine to the control unit; and
a receiver receiving, from the control unit, integrated race execution states, which are obtained by integrating the race execution states from the game machine and another game machine, and integrated betting odds, the receiver presenting the race execution states in real time to the player surrounding the game machine using at least one of visual information and auditory information, and the receiver displaying the integrated betting odds and betting odds at the game machine.
12. The game system of claim 11, wherein the control unit comprises:
a syllabic phoneme data storing device which stores syllabic phoneme data including accent and intonation; and
a retrieval device which retrieves, from the syllabic phoneme data storing device, a combination of syllabic phoneme data corresponding to the integrated race information, and which outputs the retrieved combination of the syllabic phoneme data to all the game machines, and
wherein each of the game machines further comprises:
a speech synthesis device which produces synthesized speech based on the combination of syllabic phoneme data obtained from the control unit; and
a commentator which gives a running commentary of the racing game using the synthesized speech produced by the speech synthesis device.
13. The game system of claim 11, wherein at least one of the game machines further comprises:
an accepting device which accepts speech registration data registered by the player playing the game machine;
a syllabic phoneme data storing device which stores syllabic phoneme data including accent or intonation;
a speech synthesis device which retrieves the accepted speech registration data and a combination of syllabic phoneme data, which correspond to the integrated race information obtained from the control unit, from the syllabic phoneme data storing device, and the speech synthesis device producing synthesized speech which at least includes the registration data as part of the synthesized speech; and
a commentator which gives a running commentary of the racing game using the synthesized speech produced by the speech synthesis device.
14. The game system of claim 11, wherein the game machines cause the players to compete with one another in running abilities of running models whose running abilities are improved by the respective players, and wherein when the race is terminated, a game value in accordance with the betting odds is paid off.
15. The game system of claim 14, further comprising a ranking device which ranks race results of all the running models appearing in the racing game, and which periodically posts the ranking results on an electronic medium which can be read by the public.
16. The game system of claim 11, wherein the game machines are arcade-type horse racing game machines which partially include information generated by an actual horse race.