IN168631B - - Google Patents
Info
- Publication number
- IN168631B IN168631B IN23/CAL/88A IN23CA1988A IN168631B IN 168631 B IN168631 B IN 168631B IN 23CA1988 A IN23CA1988 A IN 23CA1988A IN 168631 B IN168631 B IN 168631B
- Authority
- IN
- India
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
- F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
- F16L55/136—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially expanding or deforming a split ring, hooks or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/22—Drums; Headers; Accessories therefor
- F22B37/221—Covers for drums, collectors, manholes or the like
- F22B37/222—Nozzle dams introduced through a smaller manway, e.g. foldable
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Pipe Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873730658 DE3730658A1 (de) | 1987-09-11 | 1987-09-11 | Abdichtvorrichtung fuer eine rohrleitung, insbesondere fuer eine loopleitung an einer dampferzeugerkalotte |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN168631B true IN168631B (es) | 1991-05-11 |
Family
ID=6335857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN23/CAL/88A IN168631B (es) | 1987-09-11 | 1988-01-11 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4848406A (es) |
| DE (1) | DE3730658A1 (es) |
| IN (1) | IN168631B (es) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH682945A5 (de) * | 1989-12-01 | 1993-12-15 | Sika Robotics Ag | Ferngesteuerter Schalungseinbau in nicht begehbaren Rohrverzweigungen und Einmündungen. |
| US5285817A (en) * | 1989-01-12 | 1994-02-15 | Sika Robotics | Remote-controlled insertion of sheathing in inaccessible manifolds and junctions |
| US5007460A (en) * | 1989-04-03 | 1991-04-16 | Nuclear Energy Services, Inc. | Adjustable nozzle dam assembly and method of installing same |
| US5058612A (en) * | 1990-04-16 | 1991-10-22 | Winsted Billy C | Portable spray cleaning apparatus |
| NZ235422A (en) * | 1990-09-21 | 1992-11-25 | Andrew Karl Dufresne | Hydrostatic test equipment for pipeline; pneumatic seals form pressurisable test zone |
| US6035898A (en) * | 1991-10-03 | 2000-03-14 | Dominguez; Jose F. | Temporary pipeline plug |
| DE4224967C1 (de) * | 1992-07-29 | 1993-12-16 | Hermann Klein | Schnellverschluß für Flansche-Bunde oder Ringe an Hohlkörpern |
| US5522432A (en) * | 1993-03-19 | 1996-06-04 | Combustion Engineering, Inc. | Main steam line plug and locking ring |
| US5402828A (en) * | 1993-05-04 | 1995-04-04 | Pino; Richard | Closure device with dual-mandrel-acutated peripheral seal |
| KR0156508B1 (ko) * | 1994-12-01 | 1998-12-15 | 이세엽 | 원자력발전소 증기발생기의 노즐관 막음장치 |
| NZ546688A (en) * | 2003-09-24 | 2008-05-30 | Mag Solutions Pty Ltd | Means for disenabling the use of a toilet bowl |
| US10295102B1 (en) * | 2018-03-08 | 2019-05-21 | Car-Ber Investments Inc. | Isolation tool with enhanced monitoring unit |
| US10295103B1 (en) * | 2018-03-08 | 2019-05-21 | Car-Ber Investments Inc. | Inflatable isolation tool with enhanced monitoring unit |
| CN116734080B (zh) * | 2023-08-11 | 2023-12-29 | 瑞纳智能设备股份有限公司 | 内涨式密封堵头 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB212715A (en) * | 1923-02-10 | 1924-03-20 | Frederick Leonard Ball | Improvements in or relating to apparatus for testing pipe-joints for leakage |
| US3537483A (en) * | 1967-10-12 | 1970-11-03 | Columbia Gas Syst | Retractable pipe plug |
| US4160612A (en) * | 1978-05-01 | 1979-07-10 | Oil States Rubber Co. | Tube closure |
| US4262702A (en) * | 1979-12-20 | 1981-04-21 | Halliburton Company | Conductor pipe plug |
| JPS5689098A (en) * | 1979-12-21 | 1981-07-20 | Tokyo Shibaura Electric Co | Closing device |
| US4591477A (en) * | 1982-09-30 | 1986-05-27 | Rettew Robert A | Apparatus and method for servicing a nuclear reactor system |
| US4637588A (en) * | 1984-04-30 | 1987-01-20 | Westinghouse Electric Corp. | Non-bolted ringless nozzle dam |
| US4671326A (en) * | 1984-09-17 | 1987-06-09 | Westinghouse Electric Corp. | Dual seal nozzle dam and alignment means therefor |
| US4667701A (en) * | 1984-12-27 | 1987-05-26 | Nuclear Energy Systems, Inc. | Nozzle dam assembly |
| US4690172A (en) * | 1985-12-17 | 1987-09-01 | Westinghouse Electric Corp. | Foldable dual-seal nozzle dam |
-
1987
- 1987-09-11 DE DE19873730658 patent/DE3730658A1/de not_active Withdrawn
-
1988
- 1988-01-11 IN IN23/CAL/88A patent/IN168631B/en unknown
- 1988-02-01 US US07/150,884 patent/US4848406A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE3730658A1 (de) | 1989-03-23 |
| US4848406A (en) | 1989-07-18 |