JPH0317039B2 - - Google Patents
Info
- Publication number
- JPH0317039B2 JPH0317039B2 JP58071490A JP7149083A JPH0317039B2 JP H0317039 B2 JPH0317039 B2 JP H0317039B2 JP 58071490 A JP58071490 A JP 58071490A JP 7149083 A JP7149083 A JP 7149083A JP H0317039 B2 JPH0317039 B2 JP H0317039B2
- Authority
- JP
- Japan
- Prior art keywords
- crushing
- holes
- row
- agent
- gunpowder
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000003795 chemical substances by application Substances 0.000 claims description 47
- 239000003721 gunpowder Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 20
- 239000002360 explosive Substances 0.000 claims description 17
- 238000005422 blasting Methods 0.000 claims description 11
- 230000036571 hydration Effects 0.000 claims description 3
- 238000006703 hydration reaction Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000001066 destructive effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 241000923606 Schistes Species 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000005474 detonation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002484 inorganic compounds Chemical group 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7149083A JPS59199991A (ja) | 1983-04-25 | 1983-04-25 | 破砕工法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7149083A JPS59199991A (ja) | 1983-04-25 | 1983-04-25 | 破砕工法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59199991A JPS59199991A (ja) | 1984-11-13 |
JPH0317039B2 true JPH0317039B2 (zh) | 1991-03-07 |
Family
ID=13462149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7149083A Granted JPS59199991A (ja) | 1983-04-25 | 1983-04-25 | 破砕工法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59199991A (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009144450A (ja) * | 2007-12-17 | 2009-07-02 | Hitachi Zosen Corp | コンクリート構造物の破壊方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59134294A (ja) * | 1983-01-20 | 1984-08-01 | 大成建設株式会社 | 岩盤の先行破砕方法 |
-
1983
- 1983-04-25 JP JP7149083A patent/JPS59199991A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59134294A (ja) * | 1983-01-20 | 1984-08-01 | 大成建設株式会社 | 岩盤の先行破砕方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS59199991A (ja) | 1984-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Hagan | Rock breakage by explosives | |
CN104213919A (zh) | 一种浅埋急倾斜煤层冲击地压的防治方法 | |
CN108645300A (zh) | 复合反射聚能与缓冲消能装置及基于该装置的爆破施工方法 | |
CN109139020B (zh) | 一种岩爆区地下硐室静爆开挖分部卸荷方法 | |
KR101995174B1 (ko) | 미진동 암반파쇄구조 | |
CN109306869A (zh) | 基于静动力交替耦合的高强度岩石分裂方法和分裂装置 | |
CN108844423A (zh) | 一种爆破方法及水淀粉作为炮孔堵塞物的应用 | |
JPH0317039B2 (zh) | ||
Jhanwar et al. | Application of air decks in production blasting to improve fragmentation and economics of an open pit mine | |
KR20000025044A (ko) | 2자유면의 암 발파에서 4자유면을 이용한 벤치발파공법) | |
KR101991239B1 (ko) | 저비중 벌크에멀젼 폭약을 이용한 터널 고속굴진 공법 | |
US5596165A (en) | Blasting method and composition | |
JP2000213900A (ja) | 発破方法 | |
KR102288676B1 (ko) | 복수개의 중앙공들과 복수개의 경사공들을 조합하여 배열된 패턴을 이용하는 터널 심발 발파 공법 | |
CN108917502A (zh) | 一种爆破方法及剪切增稠液体作为爆破炮孔堵塞物的应用 | |
KR100559936B1 (ko) | 산악용 송전철탑의 기초시공용 발파공법 | |
KR100312349B1 (ko) | 단계별 전진식 브이 카트 발파 공법 | |
JP7061853B2 (ja) | 岩盤類の掘削部位からの掘削物を資材として採取することにより資材を製造する方法 | |
CN108871117A (zh) | 一种爆破方法及水淀粉作为爆破炮孔堵塞物中的应用 | |
RU2308674C1 (ru) | Забойка комбинированная | |
KR102635490B1 (ko) | 팽창성 파쇄제 주입장치 및 팽창성 파쇄제를 이용한 암반 파쇄공법 | |
CN109522623A (zh) | 基于弱面的高强度岩石分裂方法和分裂装置 | |
JP2787180B2 (ja) | トンネル掘削時における崩壊性岩盤地山の安定化工法 | |
CN115060130B (zh) | 基于双壶分层抛掷的岩石爆破开挖方法 | |
JPS59228595A (ja) | トンネル掘削工法 |