Patent US3902843A successfully refreshed from Google Patents.
US3902843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flare for burning gas
Assignee: Technip Energies France SAS
•
Filing: 1974-03-21
•
Granted: 1975-09-02
•
Expires: 1994-03-21
Abstract
Abstract Flare for burning by-product gas comprises caisson and means for holding said caisson in a partially immersed position.
Inventors
- 👤 Maurice Genini
- 👤 Isaac Behar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:52
CPC Classifications
B; B63; B63B; B63B22/00; B63B22/18; E; E21; E21B; E21B41/00; E21B41/005; E21B41/0071; E21B41/10; E21B43/00; E21B43/01; E21B43/0107; B63B2201/00; B63B2201/04; B63B2201/06
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
98 words
In a flare comprising a chimney which is mounted on a caisson having a positive buoyancy connected to a base having a negative buoyancy and adapted to rest on the sea floor, the improvement comprising first connecting means in the form of at least one flexible water-tight tube located between said caisson and said base, second connecting means in the form of at least two cables positioned parallel to each other and connecting said caisson to said base, and means for placing either of said connecting means under tension so as to relieve the tension on the other.
Claim 2
Dependent Claim
98 words
In a flare comprising a chimney which is mounted on a caisson having a positive buoyancy connected to a base having a negative buoyancy and adapted to rest on the sea floor, the improvement comprising first connecting means in the form of at least one flexible water-tight tube located between said caisson and said base, second connecting means in the form of at least two cables positioned parallel to each other and connecting said caisson to said base, and means for placing either of said connecting means under tension so as to relieve the tension on the other.
Claim 3
Dependent Claim
32 words
Flare as claimed in claim 1 in which the flexible water-tight tube comprises metallic reinforcements which resist radial tension and presure and longitudinal tension as well as at least one water-tight sheath.
Claim 4
Dependent Claim
40 words
Flare as claimed in claim 1 in which the lower part of said at least one flexible water-tight tube is provided with an automatic connector which permits it to be automatically connected to at least one connection on the base.
Claim 5
Dependent Claim
38 words
Flare as claimed in claim 3 in which the connector on the base is itself connected by other ducts to the reservoir, or to the point at which the gas to be burned in the torch is separated.
Claim 6
Dependent Claim
14 words
Flare as claimed in claim 1 in which the caisson comprises ballast holding means.
Claim 7
Dependent Claim
22 words
Flare as claimed in claim 1 in which at least one ballasting device is mounted on the lower part of the caisson.
Claim 8
Dependent Claim
19 words
Flare as claimed in claim 1 which comprises a single flexible tube which connects the caisson to the base.
Claim 9
Dependent Claim
36 words
Flare as claimed in claim 1 which comprises several flexible tubes which are positioned parallel to each other between the caisson and the base, each of which is accompanied by cables for anchoring and/or guiding it.
Claim 10
Dependent Claim
21 words
Flare as claimed in claim 8 in which the upper ends of the tube are connected to the chimney by vanes.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-09-01 | 1979-03-03 | 1979-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-01 | 1983-03-03 | 1983-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-01 | 1987-03-03 | 1987-09-02 | $7700.00 | Window Closed / Lapsed |