PT101931A - Processo de ligacao de pecas pre-fabricadas para a execucao de tuneis de passagem - Google Patents

Processo de ligacao de pecas pre-fabricadas para a execucao de tuneis de passagem Download PDF

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Publication number
PT101931A
PT101931A PT10193196A PT10193196A PT101931A PT 101931 A PT101931 A PT 101931A PT 10193196 A PT10193196 A PT 10193196A PT 10193196 A PT10193196 A PT 10193196A PT 101931 A PT101931 A PT 101931A
Authority
PT
Portugal
Prior art keywords
pieces
semi
cylindrical shape
prefabricated
interposition
Prior art date
Application number
PT10193196A
Other languages
English (en)
Other versions
PT101931B (pt
Inventor
Alberto Tomas Vieira
Original Assignee
Pavicentro Pre Fabricacao Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pavicentro Pre Fabricacao Sa filed Critical Pavicentro Pre Fabricacao Sa
Priority to PT10193196A priority Critical patent/PT101931B/pt
Publication of PT101931A publication Critical patent/PT101931A/pt
Publication of PT101931B publication Critical patent/PT101931B/pt

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  • Lining And Supports For Tunnels (AREA)
  • Connection Of Plates (AREA)
PT10193196A 1996-10-25 1996-10-25 Processo de ligacao de pecas pre-fabricadas para a execucao de tuneis de passagem PT101931B (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PT10193196A PT101931B (pt) 1996-10-25 1996-10-25 Processo de ligacao de pecas pre-fabricadas para a execucao de tuneis de passagem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT10193196A PT101931B (pt) 1996-10-25 1996-10-25 Processo de ligacao de pecas pre-fabricadas para a execucao de tuneis de passagem

Publications (2)

Publication Number Publication Date
PT101931A true PT101931A (pt) 1998-05-29
PT101931B PT101931B (pt) 1999-08-31

Family

ID=20085637

Family Applications (1)

Application Number Title Priority Date Filing Date
PT10193196A PT101931B (pt) 1996-10-25 1996-10-25 Processo de ligacao de pecas pre-fabricadas para a execucao de tuneis de passagem

Country Status (1)

Country Link
PT (1) PT101931B (pt)

Also Published As

Publication number Publication date
PT101931B (pt) 1999-08-31

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19970317

FG3A Patent granted, date of granting

Effective date: 19990518

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20020430