We claim:
1. A catalyst for adsorbing oxides of nitrogen from the exhaust gases of an internal combustion engine, comprising an alkaline earth active catalyst site, and a transition metal oxide having a surface area of at least about 75 m2g.
2. The catalyst of claim 1 wherein the transition metal oxide has a surface area of at least about 150 m2g
3. The catalyst of claim 1 wherein the transition metal oxide is selected from the group consisting of CoO and Mn2O2.
4. The catalyst of claim 3 wherein the transition metal oxide is CoO at a metal loading of at least about 0.65 weight percent.
5. The catalyst of claim 4 wherein the transition metal oxide is CoO at a metal loading of about 1.95 weight percent
6. The catalyst of claim 3 wherein the transition metal oxide is Mn2O2 at a metal loading of at least about 0.60 weight percent.
7. The catalyst of claim 6 wherein the transition metal oxide is Mn2O2 at a metal loading of about 1.80 weight percent.
8. The catalyst of claim 1 wherein the alkaline earth is selected from the group consisting of Ba, Ca, and Sr
9. The catalyst of claim 8 wherein the alkaline earth is in the form of Ba oxide having a surface area of at least about 80 m2g.
10. The catalyst of claim 8 wherein the alkaline earth is Ba at a metal loading of at least about 1.5 weight percent.
11. The catalyst of claim 10 wherein the alkaline earth is Ba at a metal loading of about 3.0 weight percent.
12. The catalyst of claim 1 wherein the alkaline earth active catalyst is supported on a porous material selected from the group consisting of alumina, zeolites, rare earth stabilized zeolites, and the like.
13. A NOx, oocculding catalyst for adsorbing oxides of nitgrogen from the exhaust gases of an internal combustion engine selected from the group consisting of barium-zeolite, barium-zirconium zeolite, barium-alumina, and barium-rare earth-zeolite, having a surface area at least about 200 m2g, and further comprising a transition metal oxide having a surface area of at least aboutg 75 m2g.
14. The catalyst of claim 13 wherein the transition metal oxide is selected from the group consisting of CoO and Mn2O2.
15. The catalyst of claim 14 wherein the transition metal oxide has a surface area of at least about 150 m2g.
16. A NOx occluding catalyst for adsorbing oxides of nitrogen from the exhaust gases of an internal combustion engine selected from the group consisting of barium-zeolite, barium-zirconium zeolite, barium-alumina, and barium-rare earth-zeolite, having a surface area at least about 200 m2g to about 500 m2g, and further comprising a transition metal oxide selected from the group consisting of CoO and Mn2O2, having a surface area of at least about 75 m2g to at least about b 150 l m2g.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A power saving device, comprising
a microprocessor (U1);
an infrared receiving module;
a relay;
a buzzer;
an AC to DC power supply; and
an internal or external memory;
wherein
an infrared signal is emitted by pressing any key on the remote controller, and then the infrared receiving module reads this signal and converts this signal to an electronic code which is read and stored in memory by the U1 through pressing the setup key of the power saving device before pressing any key of the remote controller;
when the device receives the electronic code again, the U1 can execute the command to switch on or switch off the relay and drive the buzzer beep;
the AC power pins of the relay are connected in series between the line wire or neutral wire of the power source and outlets of power saving device, so that when the relay is switched off, the appliances connected to the outlet of the power saving device will be powered off simultaneously;
the power saving device is then ready to receive the infrared command;
the buzzer is drove by U1 to make users aware of the action of the relay for switch-on or switch-off;
by setting a setup key, an infrared receiving module and a relay connected to the U1, the U1 can read and store the infrared code when pressing the setup key, and then executes the action of switch-on or switch-off the relay according to the stored codes;
meanwhile, the U1 drives the buzzer to make indicative sound for users to recognize power-on or power-off of the outlets in the power saving device;
the AC power pins of the relay are connected in series between the power source and the outlets of the power saving device;
The U1 will switch on the relay after received the electronic code which is same to the stored code, and will not switch off the relay when received the same code again within a certain period of time after the relay is switched on; and
after this certain period of time, when the U1 receives the same electronic code again, the U1 will switch off the relay after several seconds delay.
2. A power saving device, comprising:
an interior memory built-in microprocessor (U1);
an infrared receiving module;
a relay;
a buzzer;
an AC to DC power supply; and
an internal or external memory,
wherein
an infrared signal is emitted by pressing any key on the remote controller, and then the infrared receiving module read this signal and converts this signal to an electronic code which is read and stored in memory by the U1 through pressing the setup key of the power saving device before pressing any key of the remote controller;
when the device receives the electronic code again, the U1 can execute the command to switch on or switch off the relay and drive the buzzer beep;
the AC power pins of the relay are connected in series between the line wire or neutral wire of the power source and outlets of power saving device, so that when the relay is switched off, the appliances connected to the power saving device will be powered off simultaneously;
the power saving device is then ready to receive the infrared command;
the buzzer is drove by U1 to make users aware of the action of the relay for switch-on or switch-off;
by setting a setup key, an infrared receiving module, and a relay connected to the U1, the U1 can read and store the infrared code when pressing the setup key, and then executes the action of switch-on or switch-off the relay according to the stored codes;
meanwhile, the U1 drives the buzzer to make indicative sound for users to recognize power-on or power-off of the outlet power in the power saving device; and
with another object equipped with Infra Red Receiving Module and the button of setup key, the body of the power saving device has a connector for signal connection and DC power supply, where the setup key and the infrared receiving module is under the control of U1 through a transmission line.
3. A power saving device, comprising
an interior memory built-in microprocessor (U1);
an infrared receiving module;
a relay;
a buzzer;
an AC to DC power supply; and
an external memory;
wherein
an infrared signal is emitted by pressing any key on the remote controller, and then the infrared receiving module read this signal and converts this signal to an electronic code which is read and stored in memory by the U1 through pressing the setup key of the power saving device before pressing any key of the remote controller;
when the device receives the electronic code again, the U1 can execute the command to switch on or switch off the relay and drive the buzzer beep;
the AC power pins of the relay are connected in series between the line wire or neutral wire of the power source and outlets of power saving device; so that when the relay is switched off, the appliances connected to the power saving device will be powered off simultaneously;
the power saving device is then ready to receive the infrared command;
the buzzer is drove by U1 to make users aware of the action of the relay for switch-on or switch-off;
by setting a setup key, an infrared receiving module, and a relay connected to the U1, the U1 can read and store the infrared code when pressing the setup key, and then executes the action of switch-on or switch-off the relay according to the stored codes;
meanwhile, the U1 drives the buzzer to make indicative sound for users to recognize power-on or power-off of the outlet power in the power saving device; and
with another object equipped with infrared receiving module, button of setup key and microprocessor U1, the body of the power saving device has a connector for signal connection and DC power supply, where the microprocessor U1 controls the relay and buzzer through a transmission line.
4. The power saving device of claim 1, wherein said a mute mode is available by optional cut off the power source of the buzzer by a switch button added on between the buzzer and DC power source.
5. The power saving device of claim 2 wherein said a mute mode is available by optional cut off the power source of the buzzer by a switch button added on between the buzzer and DC power source.
6. The power saving device of claim 3, wherein said a mute mode is available by optional cut off the power source of the buzzer by a switch button added on between the buzzer and DC power source.
7. The power saving device of claim 1, wherein said power saving device add an infrared transmitting module which can be controlled by U1.U1 will drive infrared transmitting module to emit Infra Red signal while U1 receives the code same as the stored code .U1 will not drive the infrared transmitting module to emit signal if the relay is in switch-on situation.
8. The power saving device of claim 2, wherein said power saving device add an infrared transmitting module which can be controlled by U1.U1 will drive infrared transmitting module to emit Infra Red signal while U1 receives the code same as the stored code .U1 will not drive the infrared transmitting module to emit signal if the relay is in switch-on situation.
9. The power saving device of claim 3, wherein said power saving device add an infrared transmitting module which can be controlled by U1.U1 will drive infrared transmitting module to emit Infra Red signal while U1 receives the code same as the stored code .U1 will not drive the infrared transmitting module to emit signal if the relay is in switch-on situation