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US5030342A Expired / Lapsed US ⏱️ 0.0 years remaining

Installation for collecting oils and fuels spilled at sea

Assignee: Individual
•
Filing: 1990-07-26
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Granted: 1991-07-09
•
Expires: 2010-07-26
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Abstract

Abstract An installation for collecting oil or fuel spilled on the sea comprising an oil collecting stage, a first tank and a second tank as cascades, a suction pump and a final tank for separation of oil from water all of which are connected with pipes in the set forth order. The oil collecting stage comprises at least one platform holding a funnel in the center to collect mixture of the oil and water on the surface of the sea and to introduce them to the submerged first tank through a first flexible tubular pipe. The platform is provided with plural buoys which are equally spaced around the platform and connected to retractile cables linking with a descending cable at a junction. The descending cable is guided along with the first flexible pipe into the first tank to be mounted on a pulley secured to the bottom of the first tank and to be fixed to the bottom of a first float in the first tank. The position of the buoys, therefore, the height of the platform is operated with the level of the mixture in the first tank.

Inventors

  • 👤 D. Ignacio M. Ortega

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 20:26
CPC Classifications
E; E02; E02B; E02B15/00; E02B15/04; E02B15/10; E02B15/106; Y; Y02; Y02A; Y02A20/00; Y02A20/20; Y02A20/204; Y10; Y10S; Y10S210/00; Y10S210/918; Y10S210/922; Y10S210/923

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 286 words
An installation for collecting oil spilled on the sea comprising an oil collecting stage; a first tank and a second tank arranged in different levels, a suction pump and a final tank for separation of oil from water; all of which are connected with pipes in the set forth order, the improvement comprising that the oil collecting stage comprises at least one platform having a plurality of supports which are equally spaced around the platform, at least one funnel to collect a mixture of the oil and water on the surface of the sea, the funnel being mounted approximately in the center of the platform and having a first flexible pipe connected to the bottom of the funnel and to the top of the first tank; a plurality of pipes, each having one end secured to each support and a second end linked to the second ends of the remainder of said plurality of pipes at a junction; a plurality of buoys to determine the floatability level of the platform, the buoys being connected to retractable cables which go through said plurality of pipes and are linked to a descending cable at the junction; wherein the first tank is submerged under the sea and has a first float therein, a pulley fixed to the bottom of the tank, and a second flexible pipe having an inlet secured to the first float and an outlet in the top of said second tank; and wherein the descending cable is guided along the first flexible pipe into the first tank, guided under the pulley and fixed to the bottom of the first float, such that the height of the platform is controlled by the level of the first float.
Claim 2
Dependent Claim 286 words
An installation for collecting oil spilled on the sea comprising an oil collecting stage; a first tank and a second tank arranged in different levels, a suction pump and a final tank for separation of oil from water; all of which are connected with pipes in the set forth order, the improvement comprising that the oil collecting stage comprises at least one platform having a plurality of supports which are equally spaced around the platform, at least one funnel to collect a mixture of the oil and water on the surface of the sea, the funnel being mounted approximately in the center of the platform and having a first flexible pipe connected to the bottom of the funnel and to the top of the first tank; a plurality of pipes, each having one end secured to each support and a second end linked to the second ends of the remainder of said plurality of pipes at a junction; a plurality of buoys to determine the floatability level of the platform, the buoys being connected to retractable cables which go through said plurality of pipes and are linked to a descending cable at the junction; wherein the first tank is submerged under the sea and has a first float therein, a pulley fixed to the bottom of the tank, and a second flexible pipe having an inlet secured to the first float and an outlet in the top of said second tank; and wherein the descending cable is guided along the first flexible pipe into the first tank, guided under the pulley and fixed to the bottom of the first float, such that the height of the platform is controlled by the level of the first float.
Claim 3
Dependent Claim 95 words
The installation as claimed in claim 1, wherein the second tank is submerged more deeply than the first tank, and further comprising a second float inside said second tank and a third flexible pipe having an inlet secured to the second float and an outlet linked to the suction pump; wherein the final tank floats on the sea and is connected to the suction pump by means of an elevation pipe and wherein; the first tank, the second tank and the suction pump are secured to a housing which is submerged and has surface buoys.
Claim 4
Dependent Claim 103 words
The installation as claimed in claim 2, wherein the elevation pipe coming out of the suction pump is connected to a top cover of the final tank and the final tank has a final float therein to which an inlet of a final flexible pipe is connected such that the inlet of the final flexible pipe stays in a layer of the oil and only the oil is exhausted through a valve controlled outlet of the final flexible pipe into a container; and wherein the final tank is provided with an outlet pipe at the bottom thereof to exhaust water to the sea.

References Cited (Backward Citations)

US745519A Cited
US914138A Cited
US1107391A Cited
US1450545A Cited
US3675771A Cited
US3788481A Cited
SU392006A1 Cited
US3844944A Cited
JPS5333464A Cited
US4132645A Cited
US4915823A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1994-07-08 1995-01-07 1995-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-07-08 1999-01-07 1999-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-07-08 2003-01-07 2003-07-09 $7700.00 Window Closed / Lapsed

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