Title:
【発明の名称】ウェル被覆用プリフォームまたはマトリックス管状構造体
Document Type and Number:
Japanese Patent JP3446207
Kind Code:
B2
Abstract:
PCT No. PCT/FR94/00484 Sec. 371 Date Nov. 3, 1995 Sec. 102(e) Date Nov. 3, 1995 PCT Filed Apr. 28, 1994 PCT Pub. No. WO94/25655 PCT Pub. Date Nov. 10, 1994The tubular structure comprises at least a braid of flexible strands (10) comprising fibers (100) that cross over with a certain amount of play so that the structure is capable of expanding radially while shrinking axially when pressure is applied to the inside of the preform or the matrix.
Inventors:
Eric Berthe
Gegyan, Jean-Mari
Sarte, Jean-Louis
Signorie, Frederick
Gegyan, Jean-Mari
Sarte, Jean-Louis
Signorie, Frederick
Application Number:
JP52396294A
Publication Date:
September 16, 2003
Filing Date:
April 28, 1994
Export Citation:
Assignee:
Drill flex
International Classes:
D04C1/06; E21B17/00; E21B29/10; E21B36/00; E21B43/10; (IPC1-7): E21B17/00; D04C1/06
Other References:
【文献】米国特許2238058(US,A)
【文献】国際公開91/18180(WO,A1)
【文献】国際公開91/18180(WO,A1)
Attorney, Agent or Firm:
Shoichi Hirose