DE1366156U
(enExample )
US3465825A
(en )
1969-09-09
Aqueous cementing composition adaptable to high turbulent flow and low fluid loss to porous contacting surfaces,and method of cementing a well using same
US20030158269A1
(en )
2003-08-21
Gel plugs and pigs for pipeline use
CY1112341T1
(el )
2015-12-09
Χημικη ενωση πυριμιδινης και φαρμακευτικη συνθεση αυτης
US9969925B2
(en )
2018-05-15
Composition of wellbore cleaning agent
KR850001965B1
(ko )
1985-12-31
수성 작용유체 조성물
CZ26095A3
(en )
1995-09-13
Lubrication concentrate and aqueous solution of a lubricant based on fatty amines, process of their preparation and use
KR930702349A
(ko )
1993-09-08
뉴클레오티드의 신규 제조방법
CN110379727A
(zh )
2019-10-25
一种检测机构及检测装置
CN105478846A
(zh )
2016-04-13
一种钻孔清洁的金属管钻孔装置
US3227761A
(en )
1966-01-04
Fluorine-containing amines
US3514399A
(en )
1970-05-26
Drilling fluids containing imidazoline salts
KR890014222A
(ko )
1989-10-23
사각 단면을 나타내는 나무조각의 4면을 가공하는 방법 및 기계장치
WO2020097489A1
(en )
2020-05-14
Flat rheology wellbore fluids for generating clean wellbores
CN105478839A
(zh )
2016-04-13
一种紧固型金属管钻孔机
US6653273B2
(en )
2003-11-25
Wetting agents for concrete cleaning and adhesives
NL177135C
(nl )
1985-08-01
Werkwijze voor het bereiden van een smoutmiddel voor synthetische vezels en draden.
KR940701432A
(ko )
1994-05-28
수성 코팅 조성물
US5656683A
(en )
1997-08-12
Wetting agents for concrete cleaning and adhesives
US2766288A
(en )
1956-10-09
Bis-tertiary aminoalkoxy alkanes
US3586628A
(en )
1971-06-22
Drilling fluid
US827284A
(en )
1906-07-31
Threshold-gage.
US484225A
(en )
1892-10-11
Attachment for mortising-machines
US12192A
(en )
1855-01-09
Improved machine for turning irregular forms
DE1532616U
(enExample )