PL284392A1 - Gallery arching made of i-shapes - Google Patents

Gallery arching made of i-shapes

Info

Publication number
PL284392A1
PL284392A1 PL28439290A PL28439290A PL284392A1 PL 284392 A1 PL284392 A1 PL 284392A1 PL 28439290 A PL28439290 A PL 28439290A PL 28439290 A PL28439290 A PL 28439290A PL 284392 A1 PL284392 A1 PL 284392A1
Authority
PL
Poland
Prior art keywords
arching
gallery
shapes
gallery arching
arching made
Prior art date
Application number
PL28439290A
Other versions
PL162509B1 (en
Inventor
Jozef Kowal
Andrzej Kowal
Kazimierz Rulka
Lucjan Glab
Kazimierz Twardokes
Wieslaw Wojciechowski
Henryk Slawik
Andrzej Sgodzaj
Original Assignee
Glowny Instytut Gornictwa
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 Glowny Instytut Gornictwa filed Critical Glowny Instytut Gornictwa
Priority to PL28439290A priority Critical patent/PL162509B1/en
Publication of PL284392A1 publication Critical patent/PL284392A1/en
Publication of PL162509B1 publication Critical patent/PL162509B1/en

Links

PL28439290A 1990-03-19 1990-03-19 Pavement arch lining made of I-beam PL162509B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL28439290A PL162509B1 (en) 1990-03-19 1990-03-19 Pavement arch lining made of I-beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL28439290A PL162509B1 (en) 1990-03-19 1990-03-19 Pavement arch lining made of I-beam

Publications (2)

Publication Number Publication Date
PL284392A1 true PL284392A1 (en) 1991-09-23
PL162509B1 PL162509B1 (en) 1993-12-31

Family

ID=20050670

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28439290A PL162509B1 (en) 1990-03-19 1990-03-19 Pavement arch lining made of I-beam

Country Status (1)

Country Link
PL (1) PL162509B1 (en)

Also Published As

Publication number Publication date
PL162509B1 (en) 1993-12-31

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