Method and device for transmitting data by cable and mud waves
First Claim
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1. A method of transmitting to a surface data generated by at least one of detection means and measurement means, the method comprising the steps of placing at least one of the measuring means and detecting means in a well, transmitting data from the at least one of the detection means and measuring means by cable means and one of mud waves and electromagnetic waves, wherein said transmitting of data occurs simultaneously or successively.
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Abstract
A device and method for transferring data between a bottom of a well and a surface, wherein a transfer of data is provided either by a mud wave generator or by a cable simultaneously or successively.
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22 Claims
- 1. A method of transmitting to a surface data generated by at least one of detection means and measurement means, the method comprising the steps of placing at least one of the measuring means and detecting means in a well, transmitting data from the at least one of the detection means and measuring means by cable means and one of mud waves and electromagnetic waves, wherein said transmitting of data occurs simultaneously or successively.
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7. Method as claimed in 5, wherein the transmitting of data by one of mud waves and electromagnetic waves is carried out permanently during drilling.
- 14. A device for transmitting data relevant to a well drilling operation generated by at least one of detection means and measurement means for generating the data placed in a well, the device comprising transmission means including cable transmission means and at least one of mud wave transmission means and electromagnetic wave transmission means.
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