共找到 150 條與 鉆孔卸壓 相關(guān)的標(biāo)準(zhǔn),共 10 頁
煤層鉆孔卸壓防治沖擊地壓的方法所涉及的術(shù)語與定義、卸壓鉆孔和解危鉆孔的區(qū)域、深度、直徑、間距、布置及效果評(píng)價(jià)
Methods for test, monitoring and prevention of rock burst—Part 10: Prevention method of drillhole destressing on coal-seam
本部分規(guī)定了煤層沖擊地壓的卸壓爆破防治方法中涉及的術(shù)語和定義、設(shè)備、工具與材料、爆破參數(shù)及安全要求。 本部分適用于在煤層中爆破卸壓防治沖擊地壓
Methods for test, monitoring and prevention of rock burst—Part 11: Prevention method of destress blasting in coal seam
本部分規(guī)定了煤礦沖擊地壓鉆屑監(jiān)測方法中涉及的術(shù)語和定義、儀器設(shè)備、施工工藝、沖擊危險(xiǎn)判別方法。 本部分適用于煤礦沖擊地壓鉆屑監(jiān)測。 本部分不適用于煤層含水率過高或煤層過軟等情況
Methods for test, monitoring and prevention of rock burst—Part 6: Monitoring method of drilling bits
Rock drilling — Drill-rods and detachable bits for percussive drilling
在煤層頂板應(yīng)用深孔爆破防治沖擊地壓
Methods for test, monitoring and prevention of rock burst—Part13: Prevention method of deep-hole blasting in roof
ROCK DRILLING. DRILL-RODS AND DETACHABLE BITS FOR PERCUSSIVE DRILLING.
本文件適用于煤礦保護(hù)層開采卸壓瓦斯抽采的地面鉆井掏穴擴(kuò)孔與瓦斯增抽(潔凈井)技術(shù)
Technical Specifications for Surface Drilling Hole Expansion and Increased Pumping and Pressure Relief Gas
La presente norma especifica las medidas básicas para barrenas y bocas desmontables para per-foración por percusión y las medidas necesarias para los
Rock drilling. Removable drill bits and openings
Detachable pilots for counterbores and countersinks Pilotes amovibles pour outils à lamer et à chanfreinerZusammenhang mit den Arbeitsergebnissen der
Detachable Pilots for Counterbores and Countersinks
1.動(dòng)力災(zāi)害釋能控制; 2.技術(shù)裝備和參數(shù); 3.沖擊預(yù)警; 4.沖擊預(yù)防治理; 5.技術(shù)評(píng)價(jià)指標(biāo)
Specification for active control and releasing energy of deep rock mass dynamic disaster in coal mine
本辦法規(guī)定了對于沖擊地壓礦山的相關(guān)管理辦法,適用于山西省行政區(qū)域內(nèi)煤礦沖擊地壓防治及其監(jiān)督管理活動(dòng)
Coal Mine Rock Burst Management Measures
Jig bushes for drilling and boring purposes-press fit bushes and liners.
煤巖組合試件的沖擊傾向性分類及指數(shù)測定所涉及的術(shù)語和定義、煤巖組合試件的沖擊傾向性分類與指數(shù)測定、儀器設(shè)備、組合試件的規(guī)格要求及組合試件的沖擊傾向性判定。 本部分適用于煤巖組合試件的沖擊傾向性測定
Methods for test, monitoring and prevention of rock burst—Part 3: Classification and laboratory test method on bursting liability of coal-rock combinations sample
Mining crawler drilling and expansion pressure relief equipment
本規(guī)程規(guī)定了為測定巖體的透水性而進(jìn)行的鉆孔壓水試驗(yàn)基本方法。 本規(guī)程適用于工程勘察中的鉆孔壓水試驗(yàn)工作
Drilling pressure water test regulations
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