Dual-chamber inflatable oil boom
Patent 5238327 Issued on August 24, 1993. Estimated Expiration Date: 
April 9, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
April 9, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3563036 3798911 3848417 3849989 3859796 Floatable oil fence High freeboard barrier construction for water carried pollutants Barrier attached to the side of a ship Floating boom end connectors Inflatable equipment for use as a bouyant boom InventorsApplicationNo. 865954 filed on 04/09/1992US Classes:405/68, Inflatable or deflatable405/70, Having joint detail405/72With reinforcing featureExaminersPrimary: Corbin, David H.Foreign Patent References
International ClassE02B 015/06AbstractFloating oil are containment boom sections are provided with one or a plurality of collapsible and inflatable bladders or buoyancy chambers, extending along the upper edge of the boom section's skirt, and enclosed inside an elongated gas-impervious sleeve which is also collapsible and independently inflatable through its own inflation/deflation valve, producing dual chamber inflated buoyant flotation forming the upper edge of the boom. ASTM scarf-joint connectors join adjacent boom sections, which are ballasted along their lower skirt edges and provided with tension-carrying reinforcing cable, chain or webbing. | |
