AT92193T

Method and apparatus for the acoustic investigation of a casing cemented in a borehole

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

19 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
8905520FranceA

Members19

Family members, oldest first
DocumentOfficeKind
NO901825D0NorwayD0
CA2014875A1CanadaA1
NO901825LNorwayL
EP0395499A2European Patent Office (EPO)A2
AU5386990AAustraliaA
FR2646513A1FranceA1
EP0395499A3European Patent Office (EPO)A3
FR2646513B1FranceB1
AU618472B2AustraliaB2
US5216638AUnited States of AmericaA
EP0395499B1European Patent Office (EPO)B1
AT92193TThis recordAustriaT
DE69002375D1GermanyD1
DE69002375T2GermanyT2
NO176626BNorwayB
NO176626CNorwayC
DK0395499T3DenmarkT3
ID824BIndonesiaB
CA2014875CCanadaC