PL274738A1 - Aspirating device for use in handling excavated rocky material while making shields in the ground - Google Patents

Aspirating device for use in handling excavated rocky material while making shields in the ground

Info

Publication number
PL274738A1
PL274738A1 PL27473888A PL27473888A PL274738A1 PL 274738 A1 PL274738 A1 PL 274738A1 PL 27473888 A PL27473888 A PL 27473888A PL 27473888 A PL27473888 A PL 27473888A PL 274738 A1 PL274738 A1 PL 274738A1
Authority
PL
Poland
Prior art keywords
excavated
handling
ground
aspirating device
rocky material
Prior art date
Application number
PL27473888A
Other versions
PL157416B1 (en
Inventor
Tadeusz Szymbara
Eugeniusz Bugajski
Original Assignee
Inst Gornictwa Naftowego I Gaz
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 Inst Gornictwa Naftowego I Gaz filed Critical Inst Gornictwa Naftowego I Gaz
Priority to PL27473888A priority Critical patent/PL157416B1/en
Publication of PL274738A1 publication Critical patent/PL274738A1/en
Publication of PL157416B1 publication Critical patent/PL157416B1/en

Links

PL27473888A 1988-09-15 1988-09-15 Apparatus for mining rocks and removing drillings, in particular while making screens in soil PL157416B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL27473888A PL157416B1 (en) 1988-09-15 1988-09-15 Apparatus for mining rocks and removing drillings, in particular while making screens in soil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL27473888A PL157416B1 (en) 1988-09-15 1988-09-15 Apparatus for mining rocks and removing drillings, in particular while making screens in soil

Publications (2)

Publication Number Publication Date
PL274738A1 true PL274738A1 (en) 1990-03-19
PL157416B1 PL157416B1 (en) 1992-05-29

Family

ID=20044100

Family Applications (1)

Application Number Title Priority Date Filing Date
PL27473888A PL157416B1 (en) 1988-09-15 1988-09-15 Apparatus for mining rocks and removing drillings, in particular while making screens in soil

Country Status (1)

Country Link
PL (1) PL157416B1 (en)

Also Published As

Publication number Publication date
PL157416B1 (en) 1992-05-29

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