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Electrical/Electronic Mechanical Industrial Equipment Ltd.
| Electrical/Electronic Mechanical Industrial Equipment Ltd. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090321087 | EXPANDABLE PLUG - An absorbent charge for plugging a well includes a plurality of bentonite particles intermixed with a water-soluble binding agent. The mixture of bentonite particles and binding agent are compressed to define the charge. Alternatively, an absorbent charge may include a plurality of bentonite particles encapsulated by a water-soluble shell. Methods of manufacturing and delivering the charges are also discussed. | 12-31-2009 |