최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0638878 (1991-01-08) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 198 인용 특허 : 0 |
This invention relates to a method of cementing a cylinder in a bore, such as a casing in a wellbore, which method involves the use of a hydraulic cement consisting of discrete particles having a particle size not greater than about 30 microns. The cement which is utilized in a water slurry, has a l
A method for fixing a cylinder in the interior of a wellbore, wherein said cylinder is situated in said interior of said wellbore so as to define a space between the exterior of said cylinder and the wall of said wellbore, said method comprising the steps of: introducing into said space a volume of
※ AI-Helper는 부적절한 답변을 할 수 있습니다.