久久久91视频_行業(yè)文件_臨清市瑞龍鉆具有限公司

2021-07

大通孔下篩管刻槽鉆桿鉆抽一體化的施工操作步驟

采用我公司的大通孔刻槽鉆桿，金剛石復合片開(kāi)閉合鉆頭，配合礦方自備的液壓履帶鉆機，選用風(fēng)（水）冷卻降塵方法進(jìn)行鉆孔篩管同步鋪設鉆進(jìn)

2021-07-07

2021-05

什么是壓風(fēng)降溫排渣復合片鉆頭？

瑞龍鉆具可為您提供適合多種鉆探環(huán)境、鉆探條件的不同性?xún)r(jià)比的鉆桿鉆頭。批量定制熱線(xiàn)：400-965-6660

2021-05-31

2021-05

袁隆平：我親眼見(jiàn)過(guò)吃不飽飯畢生追求就是讓所有人遠離饑餓

記者從中南大學(xué)湘雅醫院獲悉，“雜交水稻之父”、中國工程院院士、“共和國勛章”獲得者袁隆平，5月22日13點(diǎn)07分在湖南長(cháng)沙逝世，享年91歲。袁隆平是我國研究與發(fā)展雜交水稻的開(kāi)創(chuàng )者，也是世界上第一個(gè)成功利用水稻雜種優(yōu)勢的科學(xué)家，被譽(yù)為“雜交水稻之父”。直到今年年初，他還堅持在海南三亞南繁基地開(kāi)展科研工作。

2021-05-22

2021-05

焊接式肋骨鉆桿的介紹——瑞龍鉆具

肋骨鉆桿是以指以圓鉆桿為桿體，經(jīng)預應力纏繞平面螺旋葉片焊接而成的鉆桿類(lèi)型；根據螺旋葉片類(lèi)型還可分為單螺旋、雙螺旋和三頭螺旋型等。

2021-05-18

2021-05

地質(zhì)螺旋鉆桿的詳細解說(shuō)——瑞龍鉆具

地質(zhì)螺旋鉆桿是在地質(zhì)鉆桿高扭矩性能的基礎上，經(jīng)過(guò)再次加工上螺旋葉片，達到深孔鉆探、高效排渣性能的鉆桿，稱(chēng)為地質(zhì)螺旋鉆桿。也稱(chēng)為肋骨鉆桿、低導葉鉆桿、螺旋鉆桿、刻槽鉆桿等。 ? ?

2021-05-18

2021-05

鉆桿非正常失效的原因分析——瑞龍鉆具

臨清市瑞龍鉆具有限公司可定制：煤鉆頭、煤巖鉆頭、巖石鉆頭、風(fēng)鉆頭、雙冀型鉆頭系列，小直徑錨桿鉆頭系列，探水鉆頭、金剛石復合片PDC鉆頭、低風(fēng)壓潛孔釬頭、高風(fēng)壓潛孔釬頭、打樁機鉆具、刨路齒、平地機刀頭、采煤機鎬形截齒、深孔螺紋釬具、風(fēng)鉆桿、煤鉆桿、探水鉆桿、合金鉆桿、注水地質(zhì)鉆桿、螺旋鉆桿系列等多個(gè)品種，歡迎咨詢(xún)！

2021-05-12

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