IT976004B - SEALING DEVICE FOR DRILLING DEVICES FOR TUNNELS, WELLS AND SIMILAR - Google Patents

SEALING DEVICE FOR DRILLING DEVICES FOR TUNNELS, WELLS AND SIMILAR

Info

Publication number: IT976004B
Authority: IT; Italy
Prior art keywords: tunnels; wells; similar; sealing device; drilling devices
Prior art date: 1971-12-13

Application number

IT7087872A

Other languages

Italian (it)

Original Assignee

Nat Res Dev

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.)

1971-12-13

Filing date

1972-12-11

Publication date

1974-08-20

1972-12-11 Application filed by Nat Res Dev filed Critical Nat Res Dev

1974-08-20 Application granted granted Critical

1974-08-20 Publication of IT976004B publication Critical patent/IT976004B/en

Links

238000007789 sealing Methods 0.000 title 1

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0635—Tail sealing means, e.g. used as end shuttering

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Environmental & Geological Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Lining And Supports For Tunnels (AREA)
Treatment Of Fiber Materials (AREA)
Sealing Devices (AREA)
Sealing Material Composition (AREA)

IT7087872A 1971-12-13 1972-12-11 SEALING DEVICE FOR DRILLING DEVICES FOR TUNNELS, WELLS AND SIMILAR IT976004B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB5785171A GB1417969A (en)	1971-12-13	1971-12-13	Sealing means

Publications (1)

Publication Number	Publication Date
IT976004B true IT976004B (en)	1974-08-20

Family

ID=10480178

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT7087872A IT976004B (en)	1971-12-13	1972-12-11	SEALING DEVICE FOR DRILLING DEVICES FOR TUNNELS, WELLS AND SIMILAR

Country Status (10)

Country	Link
JP (1)	JPS4865742A (en)
AU (1)	AU468175B2 (en)
BE (1)	BE792629A (en)
CA (1)	CA982165A (en)
DE (1)	DE2261031C2 (en)
ES (1)	ES409581A1 (en)
FR (1)	FR2165484A5 (en)
GB (1)	GB1417969A (en)
IT (1)	IT976004B (en)
NL (1)	NL7216934A (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS51112336U (en) *	1975-03-08	1976-09-10
JPS51114835U (en) *	1975-03-13	1976-09-17
JPS52107136A (en) *	1976-03-04	1977-09-08	Tekken Constr Co	Packing device of shield excavator
JPS51140336A (en) *	1975-05-30	1976-12-03	Tekken Constr Co	Brush type packing of shield excavator
JPS5442529Y2 (en) *	1975-06-23	1979-12-10
JPS52112125U (en) *	1976-02-19	1977-08-25
JPS556869Y2 (en) *	1976-10-22	1980-02-15
JPS5371925U (en) *	1977-10-20	1978-06-16
JPS5540051U (en) *	1978-09-06	1980-03-14
JPS6145276Y2 (en) *	1978-11-02	1986-12-19
US4192516A (en) *	1978-12-26	1980-03-11	Owens-Corning Fiberglas Corporation	Seals for ovens
DE3125607C2 (en) *	1981-06-30	1984-07-26	Wayss & Freytag Ag, 6000 Frankfurt	Process for sealing the shield tail in shield excavations with a sealed excavation chamber under positive air pressure and an excavation shield for carrying out the process
DE3507638C2 (en) *	1985-03-05	1987-04-30	MTU Motoren- und Turbinen-Union München GmbH, 8000 München	Brush seal
GB8712681D0 (en) *	1987-05-29	1987-07-01	Cross Mfg Co 1938 Ltd	Brush seals
DE3907614C2 (en) *	1988-01-29	2000-08-03	Mtu Muenchen Gmbh	Brush seal
DE3802653C2 (en) *	1988-01-29	2000-06-29	Mtu Muenchen Gmbh	Brush seal
US5029875A (en) *	1989-07-07	1991-07-09	Textron Inc.	Fluid seal structure
DE4031072C2 (en) *	1989-10-04	1999-08-19	Phoenix Ag	Shield tail seal
US5076590A (en) *	1990-11-26	1991-12-31	The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration	High temperature, flexible pressure-actuated, brush seal
DE19519322A1 (en) *	1995-05-26	1996-11-28	Klein Schanzlin & Becker Ag	Seal between impeller and casing wall of centrifugal pump
US5941685A (en) *	1997-10-14	1999-08-24	General Electric Company	Brush seal for use on bumpy rotating surfaces
EP1992850A1 (en) *	2007-05-18	2008-11-19	Siemens Aktiengesellschaft	Brush seal
CN113653495B (en) *	2021-08-09	2024-04-30	北京城建轨道交通建设工程有限公司	Method and emergency device for preventing water and sand from rushing from shield tail
CN114810103B (en) *	2022-03-23	2023-07-18	北京交通大学	Withstand voltage formula shield tail brush structure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1357019A (en) *	1963-02-18	1964-04-03	Entpr S Campenon Bernard	Improvements to shields used for the construction of underground galleries
US3266257A (en) *	1963-05-31	1966-08-16	Robbins & Assoc James S	Shield tunneling method and mechanism
DE1197914B (en) *	1964-01-18	1965-08-05	Wayss & Freytag Ag	Annular gap seal for jacking shields
JPS4317340Y1 (en) *	1964-05-29	1968-07-18
JPS4328279Y1 (en) *	1965-06-10	1968-11-21
DE1534624A1 (en) *	1966-10-11	1969-07-17	Gruen & Bilfinger Ag	Shield tail seal for jacking shields
DE1759943B1 (en) *	1968-06-22	1971-10-28	Bade & Co Gmbh	Seal for the tail of propulsion shields

0
- BE BE792629D patent/BE792629A/en not_active IP Right Cessation
1971
- 1971-12-13 GB GB5785171A patent/GB1417969A/en not_active Expired
1972
- 1972-12-11 AU AU49935/72A patent/AU468175B2/en not_active Expired
- 1972-12-11 IT IT7087872A patent/IT976004B/en active
- 1972-12-12 CA CA158,694A patent/CA982165A/en not_active Expired
- 1972-12-12 FR FR7244203A patent/FR2165484A5/fr not_active Expired
- 1972-12-13 JP JP47125119A patent/JPS4865742A/ja active Pending
- 1972-12-13 DE DE19722261031 patent/DE2261031C2/en not_active Expired
- 1972-12-13 NL NL7216934A patent/NL7216934A/xx not_active Application Discontinuation
- 1972-12-13 ES ES409581A patent/ES409581A1/en not_active Expired

Also Published As

Publication number	Publication date
DE2261031A1 (en)	1973-06-20
FR2165484A5 (en)	1973-08-03
BE792629A (en)	1973-03-30
DE2261031C2 (en)	1982-07-08
JPS4865742A (en)	1973-09-10
AU468175B2 (en)	1976-01-08
NL7216934A (en)	1973-06-15
GB1417969A (en)	1975-12-17
CA982165A (en)	1976-01-20
AU4993572A (en)	1974-08-08
ES409581A1 (en)	1975-12-01

Publication	Publication Date	Title
IT976004B (en)	1974-08-20	SEALING DEVICE FOR DRILLING DEVICES FOR TUNNELS, WELLS AND SIMILAR
IT995613B (en)	1975-11-20	EQUIPMENT FOR DRILLING OIL WELLS
IT944952B (en)	1973-04-20	EQUIPMENT FOR PIPE SEALING
AT328352B (en)	1976-03-25	ROCK DRILLS
IT1021726B (en)	1978-02-20	DRILLING SYSTEM FOR ROCK DRILLS AND DRILLING MACHINES FOR THE REALIZATION OF THIS SYSTEM
NO741732L (en)	1974-11-18	Procedure for and device for rock and earth drilling.
NL155906B (en)	1978-02-15	REVERSIBLE DRILLING DEVICE.
SE390833B (en)	1977-01-24	ROTARY DRILL HEAD FOR DRILLING DEVICE
CH517245A (en)	1971-12-31	Rock drill
ZA722924B (en)	1973-02-28	Rock drill
ZA714955B (en)	1972-04-26	Rock drill
ZA721312B (en)	1972-11-29	Rock drill
AT311029B (en)	1973-10-25	Multi-spindle drilling device
AR207843A1 (en)	1976-11-08	OBTURATOR FOR DRILLING WELLS
ZA707462B (en)	1971-07-28	Rock drill
IT996278B (en)	1975-12-10	INERT SEALING FLUIDS FOR DRILLING WELLS
DK130752B (en)	1975-04-07	Method for directional drilling.
IT961747B (en)	1973-12-10	SAFETY VALVE FOR PETROLEUM WELLS
CH517244A (en)	1971-12-31	Rock drill
IS1013B6 (en)	1979-09-14	Drilling equipment
IT1041911B (en)	1980-01-10	DRILLING DEVICE FOR DEEP WELLS
IT961204B (en)	1973-12-10	METHOD AND DEVICE FOR SUBMARINE DRILLING OF OIL AND GAS WELLS
SU426035A1 (en)	1974-04-30
AR201905A1 (en)	1975-04-30	WELL DRILLING APPARATUS
CH551531A (en)	1974-07-15	TUBBING TRANSFER DEVICE FOR TUNNEL BORING MACHINES.