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BR8807446A - Conjunto de concreto protendido tubo de concreto e processo para fabricacao do dito conjunto - Google Patents

Conjunto de concreto protendido tubo de concreto e processo para fabricacao do dito conjunto

Info

Publication number
BR8807446A
BR8807446A BR888807446A BR8807446A BR8807446A BR 8807446 A BR8807446 A BR 8807446A BR 888807446 A BR888807446 A BR 888807446A BR 8807446 A BR8807446 A BR 8807446A BR 8807446 A BR8807446 A BR 8807446A
Authority
BR
Brazil
Prior art keywords
concrete
protended
joint
manufacturing
tube
Prior art date
Application number
BR888807446A
Other languages
English (en)
Inventor
Richard Lewis Creedon
Original Assignee
Gen Atomics
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 Gen Atomics filed Critical Gen Atomics
Publication of BR8807446A publication Critical patent/BR8807446A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
    • B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
    • B28B23/04—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members the elements being stressed
    • B28B23/12—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members the elements being stressed to form prestressed circumferential reinforcements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
    • B28B21/60—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements
    • B28B21/62—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements circumferential laterally tensioned
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49805—Shaping by direct application of fluent pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982—Coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Reinforcement Elements For Buildings (AREA)
  • Rod-Shaped Construction Members (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
  • Bridges Or Land Bridges (AREA)
BR888807446A 1987-04-08 1988-04-07 Conjunto de concreto protendido tubo de concreto e processo para fabricacao do dito conjunto BR8807446A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/036,101 US4771530A (en) 1987-04-08 1987-04-08 Application of inwardly directed prestressing pressure to concrete members
PCT/US1988/001128 WO1988007934A1 (en) 1987-04-08 1988-04-07 Prestressed concrete articles and methods for manufacturing such articles

Publications (1)

Publication Number Publication Date
BR8807446A true BR8807446A (pt) 1990-05-15

Family

ID=21886627

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888807446A BR8807446A (pt) 1987-04-08 1988-04-07 Conjunto de concreto protendido tubo de concreto e processo para fabricacao do dito conjunto

Country Status (6)

Country Link
US (1) US4771530A (pt)
JP (1) JPH02504011A (pt)
AU (1) AU1709388A (pt)
BR (1) BR8807446A (pt)
CA (1) CA1278535C (pt)
WO (1) WO1988007934A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5065795A (en) * 1989-03-01 1991-11-19 General Atomics Prestressed concrete articles
US5186217A (en) * 1989-10-21 1993-02-16 Flachglas Consult Gmbh Fluid-impervious structure and method of making same
US5076135A (en) * 1990-02-01 1991-12-31 General Atomics Rail gun barrel with circumferentially variable prestressing
US5043033A (en) * 1991-01-28 1991-08-27 Fyfe Edward R Process of improving the strength of existing concrete support columns
US6076562A (en) * 1999-05-25 2000-06-20 Kuo; Ming C. Pre-stressed concrete pipe
EP1336704B1 (en) * 2002-02-15 2013-02-13 NTT Infrastructure Network Corporation Concrete electric pole and method for reinforcing the same
US7576144B2 (en) * 2004-07-14 2009-08-18 3M Innovative Properties Company Dental compositions containing carbosilane monomers
JP4879894B2 (ja) 2004-07-14 2012-02-22 スリーエム イノベイティブ プロパティズ カンパニー カルボシランポリマーを含有する歯科用組成物
US7503249B2 (en) * 2005-04-27 2009-03-17 General Atomics Barrels for electromagnetic guns
US8544505B1 (en) * 2013-01-10 2013-10-01 Ming C. Kuo Pre-stressed concrete pipe
US9574349B2 (en) * 2013-05-13 2017-02-21 Hawkeye Pedershaab Concrete Technologies, Inc. Post-tensioning concrete pipe wrap
EP3142838A1 (en) 2014-05-13 2017-03-22 HawkeyePedershaab Concrete Technologies, Inc. Liner for concrete article
CN108253202A (zh) * 2016-12-28 2018-07-06 北京市水利规划设计研究院 管道及其制备方法
RU2675273C2 (ru) * 2017-12-22 2018-12-18 Дмитрий Николаевич Парышев Трубобетонная балка
IT201800005076A1 (it) * 2018-05-04 2019-11-04 Sistema di precompressione di una struttura
WO2024169994A1 (zh) * 2023-02-14 2024-08-22 王哲 变截面柱子的制作方法和柱子

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE270111C (pt) *
US1965748A (en) * 1933-02-04 1934-07-10 Robert W Mitchell Composite pipe and method of making same
US2048253A (en) * 1933-02-10 1936-07-21 Freyssinet Eugene Method and apparatus for the manufacture of hollow bodies of reenforced concrete
US2585446A (en) * 1943-11-24 1952-02-12 Edwin Emil Process for the production of tubular objects of prestressed concrete
US2683915A (en) * 1949-02-14 1954-07-20 Tournon Giovanni Method of manufacturing structural elements of prestressed reinforced concrete
US2709845A (en) * 1951-06-29 1955-06-07 Rocla Pipes Ltd Method of applying pressure to the surface of newly formed concrete or like cementitious products
AT222557B (de) * 1960-02-24 1962-07-25 Svenska Entreprenad Aktiebolag Verfahren zur Herstellung von Betonrohren mit vorgespannter Längs- und Ringbewehrung
FR1263984A (fr) * 1960-05-04 1961-06-19 Cie Ind De Travaux Et D Etudes Procédé de mise en tension des armatures de béton armé
FR1344260A (fr) * 1962-05-24 1963-11-29 Cie D Ingenieurs Et Technicien Enceintes précontraintes, et procédé de fabrication de ces enceintes
US3249665A (en) * 1962-11-13 1966-05-03 Pan American Petroleum Corp Method of lining pipe with cement
FR1426231A (fr) * 1964-11-25 1966-01-28 Union Tech Interfederale Du Ba Perfectionnements aux éléments de constructions renforcés
US3397260A (en) * 1967-06-26 1968-08-13 Tech Inc Const Method for encasing rigid members with concrete
JPS5016570B1 (pt) * 1967-07-03 1975-06-13
FR1592936A (pt) * 1968-11-25 1970-05-19
US3567816A (en) * 1969-04-10 1971-03-02 Earl P Embree Method of pretensioning and reinforcing a concrete casting
US3687380A (en) * 1970-06-25 1972-08-29 Gulf General Atomic Inc Prestressing apparatus
US3737493A (en) * 1971-03-01 1973-06-05 Armco Steel Corp Filling an annular space between radially spaced coaxial tubes with foamed cement
US4071996A (en) * 1971-11-02 1978-02-07 Kajima Kensetsu Kabushiki Kaisha Process for reinforcing reinforced concrete post
US4019301A (en) * 1974-07-15 1977-04-26 Fox Douglas L Corrosion-resistant encasement for structural members
US4005828A (en) * 1975-05-06 1977-02-01 General Atomic Company Method and apparatus for stressing a tendon and banding a structure
US4023374A (en) * 1975-11-21 1977-05-17 Symons Corporation Repair sleeve for a marine pile and method of applying the same
DE2706649A1 (de) * 1977-02-23 1978-08-24 Pilgrim Eng Dev Rohrverbindung und verfahren zu deren herstellung
US4247516A (en) * 1980-03-03 1981-01-27 Top Roc Precast Corporation Method of making prestressed concrete poles, tubes, and support columns
US4439070A (en) * 1981-07-23 1984-03-27 Dimmick Floyd E Method for restoring an underwater piling and an underwater jacket used therewith
FR2547526B1 (fr) * 1983-06-17 1986-03-21 Bouygues Sa Procede et dispositif pour fabriquer des elements de structure en beton et les elements ainsi fabriques

Also Published As

Publication number Publication date
CA1278535C (en) 1991-01-02
US4771530A (en) 1988-09-20
WO1988007934A1 (en) 1988-10-20
AU1709388A (en) 1988-11-04
JPH02504011A (ja) 1990-11-22

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 07/04/2003