Nova Patents
NO20021924L

Wrenching tong

Abstract

Apparatus for applying torque to a first tubular relative to a second tubular, the apparatus comprising a first tong 1 for gripping the first tubular and a second tong 11 for gripping the second tubular, wherein the first tong is provided with teeth 14 around a peripheral surface thereof, the second tong is provided with at least one pinion 7, and the pinion meshes with the teeth in such a way that the first tong and the second tong can be rotated relative to one another when the pinion is rotated. <IMAGE>

Term

No projected expiry on record.

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117 members in 15 offices

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Priority claims6

Priority claims
DocumentOfficeKindDate
9927825United KingdomA
0004383United KingdomW
0004383–––
9927825–––
GB19990027825–––
WO2000GB04383–––

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WO0138688A1World Intellectual Property Organization (WIPO)A1
AU1404801AAustraliaA
NO20021924D0NorwayD0
NO20021924LThis recordNorwayL
NO20150916A1NorwayA1
EP1232323A1European Patent Office (EPO)A1
US2002157823A1United States of AmericaA1
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WO03069113A2World Intellectual Property Organization (WIPO)A2
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EP1474588A2European Patent Office (EPO)A2
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NO20043780LNorwayL
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