AU511274B2
(en )
1980-08-07
Fluid withgas conduit in or above the bed
JPS52144111A
(en )
1977-12-01
Subsoil reinforcing method
AU5853380A
(en )
1980-08-21
Valve means in pipe string
NL7700885A
(nl )
1977-09-12
Grindafvoerinrichting.
NO773671L
(no )
1978-05-03
Fremgangsmaate og anordning for understoettelse av en roerledning over fordypninger i havbunnen
ZA773620B
(en )
1979-01-31
Improvements in or relating to offshore pipe laying
JPS5347148A
(en )
1978-04-27
Earth drainage manhole system drainageebasin
EG14302A
(en )
1984-03-31
Method and device for loosening the stany soil
ZA773528B
(en )
1979-01-31
Improvements in or relating to offshore pipe laying
JPS53656A
(en )
1978-01-06
Drainage pipe device in building
CS189256B1
(en )
1979-04-30
Facility for dozing the drainage pipeline with the permeable earth in the excavationless technology
JPS52150814A
(en )
1977-12-14
Multiirow piping method
GB1547586A
(en )
1979-06-20
Anchoring a pipeline to the ground in particular to the seabed
AU512218B2
(en )
1980-10-02
Drainage pipe
JPS539006A
(en )
1978-01-27
Instruemnt for simultaneously measuring three factors* entire lateral earth pressure* effective pressure and pore water pressure at the same point
JPS5369921A
(en )
1978-06-21
Mechanical protection velt for use in absolutely buried pipe line
JPS5343217A
(en )
1978-04-19
Underground tank construction method
ZA773569B
(en )
1979-01-31
Improvements in or relating to offshore pipe laying
JPS537830A
(en )
1978-01-24
Pipe for reclaiming in the ground
JPS52133606A
(en )
1977-11-09
Element buried in concrete body
JPS5351628A
(en )
1978-05-11
Drainage block
JPS5325010A
(en )
1978-03-08
Drainage method
JPS52146909A
(en )
1977-12-07
Drainage method
ZA767710B
(en )
1978-03-29
Drainage pipe
JPS5330020A
(en )
1978-03-20
Underground tank construction method