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BE787894A - AUTOMATICALLY ACTING ANTI-REFLUX DEVICE FOR WATER PIPES. - Google Patents

AUTOMATICALLY ACTING ANTI-REFLUX DEVICE FOR WATER PIPES.

Info

Publication number
BE787894A
BE787894A BE787894A BE787894A BE787894A BE 787894 A BE787894 A BE 787894A BE 787894 A BE787894 A BE 787894A BE 787894 A BE787894 A BE 787894A BE 787894 A BE787894 A BE 787894A
Authority
BE
Belgium
Prior art keywords
water pipes
reflux device
acting anti
automatically acting
automatically
Prior art date
Application number
BE787894A
Other languages
French (fr)
Original Assignee
Th Beerts Ets
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.)
Filing date
Publication date
Application filed by Th Beerts Ets filed Critical Th Beerts Ets
Priority to BE787894A priority Critical patent/BE787894A/en
Publication of BE787894A publication Critical patent/BE787894A/en

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
BE787894A 1972-08-23 1972-08-23 AUTOMATICALLY ACTING ANTI-REFLUX DEVICE FOR WATER PIPES. BE787894A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE787894A BE787894A (en) 1972-08-23 1972-08-23 AUTOMATICALLY ACTING ANTI-REFLUX DEVICE FOR WATER PIPES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE787894A BE787894A (en) 1972-08-23 1972-08-23 AUTOMATICALLY ACTING ANTI-REFLUX DEVICE FOR WATER PIPES.

Publications (1)

Publication Number Publication Date
BE787894A true BE787894A (en) 1972-12-18

Family

ID=3860084

Family Applications (1)

Application Number Title Priority Date Filing Date
BE787894A BE787894A (en) 1972-08-23 1972-08-23 AUTOMATICALLY ACTING ANTI-REFLUX DEVICE FOR WATER PIPES.

Country Status (1)

Country Link
BE (1) BE787894A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546600A1 (en) * 1983-05-26 1984-11-30 Zacchi Spa Automatic retention valve for protecting a fluid meter
EP1217271A1 (en) * 2000-12-21 2002-06-26 Genebre, S.A. Check valve
DE10332347B3 (en) * 2003-07-16 2005-05-19 Brueninghaus Hydromatik Gmbh Screw-in non-return valve
EP1574767A1 (en) * 2004-03-11 2005-09-14 Genebre, S.A. A check valve
CN106949264A (en) * 2016-01-06 2017-07-14 中石化石油工程技术服务有限公司 A kind of underground check-valves

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546600A1 (en) * 1983-05-26 1984-11-30 Zacchi Spa Automatic retention valve for protecting a fluid meter
EP1217271A1 (en) * 2000-12-21 2002-06-26 Genebre, S.A. Check valve
ES2185468A1 (en) * 2000-12-21 2003-04-16 Genebre Sa Check valve
ES2185468B1 (en) * 2000-12-21 2005-05-16 Genebre, S.A. RETENTION VALVE.
DE10332347B3 (en) * 2003-07-16 2005-05-19 Brueninghaus Hydromatik Gmbh Screw-in non-return valve
US7395836B2 (en) 2003-07-16 2008-07-08 Brueninghaus Hydromatik Gmbh Screwable check valve
EP1574767A1 (en) * 2004-03-11 2005-09-14 Genebre, S.A. A check valve
CN106949264A (en) * 2016-01-06 2017-07-14 中石化石油工程技术服务有限公司 A kind of underground check-valves
CN106949264B (en) * 2016-01-06 2019-12-13 中石化石油工程技术服务有限公司 A downhole check valve

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ETS TH. BEERTS

Effective date: 19840823