DD122837A1 - - Google Patents

Info

Publication number
DD122837A1
DD122837A1 DD18949075A DD18949075A DD122837A1 DD 122837 A1 DD122837 A1 DD 122837A1 DD 18949075 A DD18949075 A DD 18949075A DD 18949075 A DD18949075 A DD 18949075A DD 122837 A1 DD122837 A1 DD 122837A1
Authority
DD
German Democratic Republic
Application number
DD18949075A
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 DD18949075A priority Critical patent/DD122837A1/xx
Publication of DD122837A1 publication Critical patent/DD122837A1/xx

Links

DD18949075A 1975-11-17 1975-11-17 DD122837A1 (US08063081-20111122-C00044.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD18949075A DD122837A1 (US08063081-20111122-C00044.png) 1975-11-17 1975-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD18949075A DD122837A1 (US08063081-20111122-C00044.png) 1975-11-17 1975-11-17

Publications (1)

Publication Number Publication Date
DD122837A1 true DD122837A1 (US08063081-20111122-C00044.png) 1976-11-05

Family

ID=5502406

Family Applications (1)

Application Number Title Priority Date Filing Date
DD18949075A DD122837A1 (US08063081-20111122-C00044.png) 1975-11-17 1975-11-17

Country Status (1)

Country Link
DD (1) DD122837A1 (US08063081-20111122-C00044.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103899275A (zh) * 2014-04-11 2014-07-02 中国海洋石油总公司 一种钻井平台套管箭式排液阀
CN113585991A (zh) * 2021-08-02 2021-11-02 广州市璞境生态保护技术有限公司 一种地下水环境监测井洗井装置及洗井方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103899275A (zh) * 2014-04-11 2014-07-02 中国海洋石油总公司 一种钻井平台套管箭式排液阀
CN113585991A (zh) * 2021-08-02 2021-11-02 广州市璞境生态保护技术有限公司 一种地下水环境监测井洗井装置及洗井方法

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