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U/g mines में coal के extraction के बाद जो खाली जगह (void area) बनता है उसे Goaf कहते हैं।
Thank you
Excellent work 👍👍
Most beautiful video.
Very Nice Sir ji ❤❤❤❤
Sar solid blasting mein free area kaise banate hain vah bataiye ega 🙏🙏🙏🙏🙏🙏
Sir ji❤️Panel, District aur Goaf topic par detail video banaye pls..Waiting.. for reply.
Sir, board and pillar method ke alawe other methad se coal ka extraction kr ne ke liye kin se Permission lenge
Thanks well explain
Sir plz shaft sinking ka v video bnayiye
Thank you brother ❤️❤️
it is given that the percentage of extraction B and P mining is 48 degree width of gallery is 4.2m. calculate the pillar size in meter ...how to solve
Dip rise and level... Explain in detail
Please check to our video playlist we already discussed it.
LEVEL , DIP , RISE ka numbering kis hisab se kiya jata hai , thora bata pate too bahat accha hota , with example....kyun kii ess topic pe koie bhi video / eya fir kitab meh bhi nehi mill raha hai. please.....🙏🙏🙏
Yes is topic pe video banani chayiye
Chain pillar kya hota hai
Pillars are makes for roof support, But in Depillaring we are extract coal pillars, so after Depillaring how roof are supported?
by sand stowing or caving
Junction ka defination ky h in hindi
Panel m kya bole minimum approach bole ya up closed please btaiye sir
Sir hamko online class karna hay to apka ph no plz dijiye
Gellery ki height 3m&Width 4.8m
Sir please panal size kaise diside karte h
Bhai apna vioce improve kro ausa lag raha h pipe me bol rahe ho
Sir ventilation detail me batao
Please check our latest video on ventilation
Please make more videos in b and p
Okkk sure and thanks for suggestions
Seam kya hota hai?
Seam is the layer of coal..
You have skipped goaf
Bhaiya aap goaf to bataye hi nahi
Goaf is a void place where extraction are done....
U/g mines में coal के extraction के बाद जो खाली जगह (void area) बनता है उसे Goaf कहते हैं।
Thank you
Excellent work 👍👍
Most beautiful video.
Very Nice Sir ji ❤❤❤❤
Sar solid blasting mein free area kaise banate hain vah bataiye ega 🙏🙏🙏🙏🙏🙏
Sir ji❤️
Panel, District aur Goaf topic par detail video banaye pls..
Waiting.. for reply.
Sir, board and pillar method ke alawe other methad se coal ka extraction kr ne ke liye kin se Permission lenge
Thanks well explain
Sir plz shaft sinking ka v video bnayiye
Thank you brother ❤️❤️
it is given that the percentage of extraction B and P mining is 48 degree width of gallery is 4.2m. calculate the pillar size in meter ...how to solve
Dip rise and level... Explain in detail
Please check to our video playlist we already discussed it.
LEVEL , DIP , RISE ka numbering kis hisab se kiya jata hai , thora bata pate too bahat accha hota , with example....
kyun kii ess topic pe koie bhi video / eya fir kitab meh bhi nehi mill raha hai.
please.....🙏🙏🙏
Yes is topic pe video banani chayiye
Chain pillar kya hota hai
Pillars are makes for roof support,
But in Depillaring we are extract coal pillars, so after Depillaring how roof are supported?
by sand stowing or caving
Junction ka defination ky h in hindi
Panel m kya bole minimum approach bole ya up closed please btaiye sir
Sir hamko online class karna hay to apka ph no plz dijiye
Gellery ki height 3m
&
Width 4.8m
Sir please panal size kaise diside karte h
Bhai apna vioce improve kro ausa lag raha h pipe me bol rahe ho
Sir ventilation detail me batao
Please check our latest video on ventilation
Please make more videos in b and p
Okkk sure and thanks for suggestions
Seam kya hota hai?
Seam is the layer of coal..
You have skipped goaf
U/g mines में coal के extraction के बाद जो खाली जगह (void area) बनता है उसे Goaf कहते हैं।
Bhaiya aap goaf to bataye hi nahi
Goaf is a void place where extraction are done....