FR2335329B1 - - Google Patents

Info

Publication number
FR2335329B1
FR2335329B1 FR7638185A FR7638185A FR2335329B1 FR 2335329 B1 FR2335329 B1 FR 2335329B1 FR 7638185 A FR7638185 A FR 7638185A FR 7638185 A FR7638185 A FR 7638185A FR 2335329 B1 FR2335329 B1 FR 2335329B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7638185A
Other languages
French (fr)
Other versions
FR2335329A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DROSTUB SA
Original Assignee
DROSTUB SA
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 DROSTUB SA filed Critical DROSTUB SA
Publication of FR2335329A1 publication Critical patent/FR2335329A1/fr
Application granted granted Critical
Publication of FR2335329B1 publication Critical patent/FR2335329B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B13/00—Irrigation ditches, i.e. gravity flow, open channel water distribution systems
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/0015—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes
    • B26F1/0053—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes by machining, e.g. cutting, grinding, projections on the tube wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2024/00—Articles with hollow walls
    • B29L2024/003—Articles with hollow walls comprising corrugated cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
    • B29L2031/601—Multi-tubular articles, i.e. composed of a plurality of tubes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Civil Engineering (AREA)
  • Forests & Forestry (AREA)
  • Structural Engineering (AREA)
  • Soil Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
FR7638185A 1975-12-19 1976-12-17 Procede et appareil pour la fabrication de tuyaux d'irrigation goutte a goutte en matiere synthetique a double paroi Granted FR2335329A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2557380A DE2557380C2 (de) 1975-12-19 1975-12-19 Verformungswerkzeug für die Herstellung eines gewellten Innenrohres eines doppelwandigen Tropfbewässerungsrohres mit glattwandigem Außenrohr

Publications (2)

Publication Number Publication Date
FR2335329A1 FR2335329A1 (fr) 1977-07-15
FR2335329B1 true FR2335329B1 (enExample) 1980-12-05

Family

ID=5964926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638185A Granted FR2335329A1 (fr) 1975-12-19 1976-12-17 Procede et appareil pour la fabrication de tuyaux d'irrigation goutte a goutte en matiere synthetique a double paroi

Country Status (2)

Country Link
DE (1) DE2557380C2 (enExample)
FR (1) FR2335329A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL60071A (en) * 1980-05-14 1990-02-09 Gilead Gideon Apparatus for drip irrigation
US4500284A (en) * 1983-09-16 1985-02-19 Lupke Manfred Arno Alfred Forming single wall bells in double wall pipe
WO1985005534A1 (en) * 1984-06-04 1985-12-19 Peter John Snelling Improvements relating to drip irrigation
EP0368096A3 (en) * 1988-11-07 1990-09-12 Manfred Arno Alfred Lupke Apparatus for producing tubing having interrupted helical ribs
FR2713044B1 (fr) * 1993-12-01 1996-03-01 B2 Test Canalisation d'arrosage comprenant une couche externe poreuse et procédé de fabrication correspondant.
RU2147990C1 (ru) * 1999-01-18 2000-04-27 Владимир Юрьевич Липинский Резьбовый знак
CN102294307B (zh) * 2011-06-26 2013-05-15 石河子大学 一种用于地下滴灌的插入式滴头的制作工艺
CN107182621B (zh) * 2017-01-17 2020-05-08 青岛农业大学 农业大棚系统及大棚种植方法
CN112314398B (zh) * 2020-11-04 2023-02-28 山东省农业科学院作物研究所 一种利用太阳能或风能稳压滴灌装置及系统
CN116784207A (zh) * 2023-06-21 2023-09-22 山东长江节水灌溉科技有限公司 一种螺纹滴渗管装置及其制造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL25197A (en) * 1966-02-17 1970-01-29 Blass I Irrigation dripper unit
US3874598A (en) * 1972-10-02 1975-04-01 Dow Chemical Co Irrigation tube
IL41324A (en) * 1973-01-17 1976-02-29 Gilead Gideon Drip-irrigation device
FR2239639A1 (en) * 1973-07-30 1975-02-28 Drossbach France Mandrel for perforating undulating tubing for land drainage - by shearing off bosses on the inner surfaces of the profile
IL46706A (en) * 1975-02-25 1976-09-30 Gilead Gideon Water conducting and emitting device
DE2524289A1 (de) * 1975-06-02 1976-12-16 Fraenk Isolierrohr & Metall Bewaesserungsrohr

Also Published As

Publication number Publication date
DE2557380A1 (de) 1977-06-30
DE2557380C2 (de) 1983-11-24
FR2335329A1 (fr) 1977-07-15

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Legal Events

Date Code Title Description
CL Concession to grant licences
TP Transmission of property
ST Notification of lapse