Packaging system for detonating cords for X-ray examination and safe shipping
First Claim
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1. A method of creating and examining a packaging of a detonating cord, comprising:
- winding a detonating cord in a single plane as a flat spiral, wherein a space separating at least two individual laps of the flat spiral is produced by a spacing cord extending in parallel to the detonating cord, and wherein the thickness of the spacing cord corresponds to the space;
subjecting the detonating cord to X-ray examination in its packaging prior to shipping, without unwinding the detonating cord, thereby revealing when the detonating cord contains a defect.
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Abstract
The invention relates to a packaging for a detonation cord (1) that is used especially for igniting shaped charge perforators in perforation guns utilized in the oil and natural gas industry. According to the invention, the detonation cord (1) is wound on one plane as a flat coil. Also disclosed is a method for examining whether a detonation cord (1) has faulty points. Said method is characterized in that the detonation cord (1) is subjected to an x-ray examination in the packaging before being delivered.
20 Citations
8 Claims
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1. A method of creating and examining a packaging of a detonating cord, comprising:
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winding a detonating cord in a single plane as a flat spiral, wherein a space separating at least two individual laps of the flat spiral is produced by a spacing cord extending in parallel to the detonating cord, and wherein the thickness of the spacing cord corresponds to the space; subjecting the detonating cord to X-ray examination in its packaging prior to shipping, without unwinding the detonating cord, thereby revealing when the detonating cord contains a defect. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification