PL72913B1 - - Google Patents

Download PDF

Info

Publication number
PL72913B1
PL72913B1 PL70143093D PL14309370D PL72913B1 PL 72913 B1 PL72913 B1 PL 72913B1 PL 70143093 D PL70143093 D PL 70143093D PL 14309370 D PL14309370 D PL 14309370D PL 72913 B1 PL72913 B1 PL 72913B1
Authority
PL
Poland
Prior art keywords
mining
stirrups
headings
pavement
intersections
Prior art date
Application number
PL70143093D
Other languages
English (en)
Polish (pl)
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 filed Critical
Priority to PL70143093D priority Critical patent/PL72913B1/pl
Publication of PL72913B1 publication Critical patent/PL72913B1/pl

Links

Landscapes

  • Road Paving Structures (AREA)
PL70143093D 1970-09-09 1970-09-09 PL72913B1 (enFirst)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL70143093D PL72913B1 (enFirst) 1970-09-09 1970-09-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL70143093D PL72913B1 (enFirst) 1970-09-09 1970-09-09

Publications (1)

Publication Number Publication Date
PL72913B1 true PL72913B1 (enFirst) 1974-08-31

Family

ID=19952314

Family Applications (1)

Application Number Title Priority Date Filing Date
PL70143093D PL72913B1 (enFirst) 1970-09-09 1970-09-09

Country Status (1)

Country Link
PL (1) PL72913B1 (enFirst)

Similar Documents

Publication Publication Date Title
US8485873B2 (en) Steel anchored reinforced mine seal
PL72913B1 (enFirst)
Straskraba et al. The differences in underground mines dewatering with the application of caving or backfilling mining methods
RU2301398C1 (ru) Способ разрушения зданий
RU2190100C2 (ru) Взрывоустойчивая перемычка
RU2152473C1 (ru) Способ возведения автодорожного тоннеля внутригородской кольцевой транспортной магистрали мегаполиса
DE3237722A1 (de) Grubenausbau mit gleichzeitiger waermeisolierung und mit vorzugsweise gleichzeitigem staubbindeeffekt
PL159406B1 (en) Method and support for making the crossings in the mine heardings
Thomas Stabilization of rock by bolting
PL181081B1 (pl) Sposób wykonania przepustu, tunelu pod torami, drogami w nasypach lub wzniesieniach
PL84228B1 (enFirst)
SU943401A1 (ru) Способ креплени горной выработки монолитным бетоном
RU2171894C2 (ru) Способ проходки горных выработок в сложных горно-геологических условиях
SU1057687A1 (ru) Способ разработки рудных месторождений
PL151438B1 (pl) Sposób zabudowy obudowy zmechanizowanej w pochylni ścianowej
RU99127225A (ru) Способ возведения внутригородской скоростной кольцевой автомагистрали мегаполиса
SU1382977A1 (ru) Способ сооружени шахтной перемычки
PL141912B1 (en) Front wall lining for corridor workings in particular for use at crossings and branchings of such workings
SU985321A1 (ru) Состав дл шахтной перемычки
SU1232740A1 (ru) Обделка гидротехнического туннел
des Donaukraftwerkes Ybbs-Persenbeug 184A EXCAVATIONS: TUNNELS
Ramamurthy ROCK LOADS FROM EMPIRICAL METHODS
PL197530B1 (pl) Sposób wzmacniania obudowy chodników przyścianowych za frontem eksploatowanej ściany
Latilla et al. Shortwall Facebreak Beneath a Dolerite Sill-Learning Points From a Recent Event At Matla Coal Mine
PL223966B1 (pl) Sposób wykonania kanału likwidacyjno-wyjazdowego kompleksu zmechanizowanego z górniczego wyrobiska ścianowego