Plasma processing equipment and plasma processing method
First Claim
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1. A plasma processing apparatus, comprising:
- at least, a processing chamber for plasma-processing an object to be processed;
gas supply means for supplying a gas into the processing chamber; and
high-frequency supplying means for forming the gas into a plasma state;
wherein the gas supply means has at least one gas introduction pipe, the tip of the gas introduction pipe is placed in a position so that the tip is projected from the inner wall of the processing chamber facing the object to be processed, toward the interior of the processing chamber.
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Abstract
A plasma processing apparatus, comprising: at least, a processing chamber for plasma-processing an object to be processed; gas supply means for supplying a gas into the processing chamber; and high-frequency supplying means for forming the gas into a plasma state. The gas supply means has at least one gas introduction pipe, and the tip of the gas introduction pipe is placed in a position in the processing chamber, which is capable of preferred control of the gas dissociation. There are provided a plasma processing apparatus and a plasma processing method which can improve the uniformity in the gas which has been supplied into the processing chamber.
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Citations
15 Claims
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1. A plasma processing apparatus, comprising:
- at least,
a processing chamber for plasma-processing an object to be processed;
gas supply means for supplying a gas into the processing chamber; and
high-frequency supplying means for forming the gas into a plasma state;
wherein the gas supply means has at least one gas introduction pipe, the tip of the gas introduction pipe is placed in a position so that the tip is projected from the inner wall of the processing chamber facing the object to be processed, toward the interior of the processing chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
- at least,
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14. A plasma processing method, wherein an object to be processed which is placed in a processing chamber is subjected to plasma processing by utilizing plasma based on a gas which has been supplied into the processing chamber;
- the gas being supplied into the processing chamber from a gas introduction pipe;
the tip of the gas introduction pipe being projected from the inner wall of the processing chamber facing the object to be processed, toward the interior of the processing chamber. - View Dependent Claims (15)
- the gas being supplied into the processing chamber from a gas introduction pipe;
Specification