RU2002125342A - SCREW ENGINE FOR CLEANING THE INTERNAL SURFACE OF PIPES - Google Patents
SCREW ENGINE FOR CLEANING THE INTERNAL SURFACE OF PIPESInfo
- Publication number
- RU2002125342A RU2002125342A RU2002125342/03A RU2002125342A RU2002125342A RU 2002125342 A RU2002125342 A RU 2002125342A RU 2002125342/03 A RU2002125342/03 A RU 2002125342/03A RU 2002125342 A RU2002125342 A RU 2002125342A RU 2002125342 A RU2002125342 A RU 2002125342A
- Authority
- RU
- Russia
- Prior art keywords
- pipes
- cleaning
- screw
- internal surface
- sections
- Prior art date
Links
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2002125342/03A RU2235861C2 (en) | 2002-09-23 | 2002-09-23 | Screw engine for cleaning inner surface of pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2002125342/03A RU2235861C2 (en) | 2002-09-23 | 2002-09-23 | Screw engine for cleaning inner surface of pipes |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2002125342A true RU2002125342A (en) | 2004-03-27 |
RU2235861C2 RU2235861C2 (en) | 2004-09-10 |
Family
ID=33433008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2002125342/03A RU2235861C2 (en) | 2002-09-23 | 2002-09-23 | Screw engine for cleaning inner surface of pipes |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2235861C2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014099789A1 (en) * | 2012-12-19 | 2014-06-26 | Schlumberger Canada Limited | Progressive cavity based control system |
CN105370245B (en) * | 2014-08-29 | 2018-01-05 | 中国石油天然气股份有限公司 | A kind of rod scraper |
-
2002
- 2002-09-23 RU RU2002125342/03A patent/RU2235861C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2235861C2 (en) | 2004-09-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20050924 |
|
NF4A | Reinstatement of patent |
Effective date: 20080420 |
|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20090924 |