Non-rotating method and system for isolating wellhead pressure
US-2015376977-A1 · Dec 31, 2015 · US
Tube arrangement to enhance sealing between tubular members
US2015114666A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2015114666-A1 |
| Application number | US-201314068421-A |
| Country | US |
| Kind code | A1 |
| Filing date | Oct 31, 2013 |
| Priority date | Oct 31, 2013 |
| Publication date | Apr 30, 2015 |
| Grant date | — |
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Abstract
Official abstract text for this publication.
An well assembly having a housing with an inner surface, the assembly including a tubular member inserted in the housing and having an outer surface. The assembly further includes a plurality of protrusions extending from one of the inner or outer surfaces, the protrusions separated by gaps defined between adjacent protrusions. In addition, the well assembly includes a metal to metal seal pressed against and deformed by the protrusions. A plurality of hollow tubes are provided for insertion in the gaps between the protrusions, the tubes being collapsible upon engagement with the metal to metal seal.
First claim
Opening claim text (preview).
What is claimed is: 1 . A well assembly having a first member with an inner surface, the well assembly comprising: a second member inserted in the first member and having an outer surface; at least one metal to metal seal between the first member and the second member when the second member is inserted in the first member; and at least one hollow tube attached to at least one of the inner surface or the outer surface, the at least one tube being collapsible upon engagement o…
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Fixed Constructions · mapped topic
- E21B33/03Primary
Fixed Constructions · mapped topic
Fixed Constructions · mapped topic
Fixed Constructions · mapped topic
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Frequently asked questions
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- What does patent US2015114666A1 cover?
- An well assembly having a housing with an inner surface, the assembly including a tubular member inserted in the housing and having an outer surface. The assembly further includes a plurality of protrusions extending from one of the inner or outer surfaces, the protrusions separated by gaps defined between adjacent protrusions. In addition, the well assembly includes a metal to metal seal press…
- Who is the assignee on this patent?
- Vetco Gray Inc
- What technology area does this patent fall under?
- Primary CPC classification E21B33/03. Mapped technology areas include Fixed Constructions.
- When was this patent published?
- Publication date Thu Apr 30 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).