DK650687A - Fisketrappe - Google Patents

Fisketrappe

Info

Publication number
DK650687A
DK650687A DK650687A DK650687A DK650687A DK 650687 A DK650687 A DK 650687A DK 650687 A DK650687 A DK 650687A DK 650687 A DK650687 A DK 650687A DK 650687 A DK650687 A DK 650687A
Authority
DK
Denmark
Prior art keywords
fish ladder
ladder
fish
curve
contrast
Prior art date
Application number
DK650687A
Other languages
English (en)
Other versions
DK157693B (da
DK650687D0 (da
DK157693C (da
Inventor
Niels Henrik Johansen
Original Assignee
Samfundsteknik A S
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 Samfundsteknik A S filed Critical Samfundsteknik A S
Priority to DK650687A priority Critical patent/DK157693C/da
Publication of DK650687D0 publication Critical patent/DK650687D0/da
Publication of DK650687A publication Critical patent/DK650687A/da
Publication of DK157693B publication Critical patent/DK157693B/da
Application granted granted Critical
Publication of DK157693C publication Critical patent/DK157693C/da

Links

Classifications

    • 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
    • Y02A40/60—Ecological corridors or buffer zones

Landscapes

  • Artificial Fish Reefs (AREA)
  • Revetment (AREA)
DK650687A 1987-12-11 1987-12-11 Fisketrappe DK157693C (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK650687A DK157693C (da) 1987-12-11 1987-12-11 Fisketrappe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK650687 1987-12-11
DK650687A DK157693C (da) 1987-12-11 1987-12-11 Fisketrappe

Publications (4)

Publication Number Publication Date
DK650687D0 DK650687D0 (da) 1987-12-11
DK650687A true DK650687A (da) 1989-06-12
DK157693B DK157693B (da) 1990-02-05
DK157693C DK157693C (da) 1990-06-25

Family

ID=8148816

Family Applications (1)

Application Number Title Priority Date Filing Date
DK650687A DK157693C (da) 1987-12-11 1987-12-11 Fisketrappe

Country Status (1)

Country Link
DK (1) DK157693C (da)

Also Published As

Publication number Publication date
DK157693B (da) 1990-02-05
DK650687D0 (da) 1987-12-11
DK157693C (da) 1990-06-25

Similar Documents

Publication Publication Date Title
DE69403959D1 (de) Die modifikation von epoxyestern mit epoxidiertem pflanzenöl
ES2018256B3 (es) Copolimeros que repelen el aceite y el agua.
AR229815A1 (es) Estanteria compuesta por unas barras de perfil que pueden ser unidas de forma desmontable
DE3869714D1 (de) Baueinheiten mit sicherungsmutter.
DE3879561D1 (de) Strebe mit kreuzquerschnitt.
ES2020273B3 (es) Composicion de hipoclorito espesada y su empleo.
DE68903737D1 (de) Konstruktion von rohrklemmen mit einer sicherungsschraube.
BR8206062A (pt) Formulacao aquosa de despejar,processo para controlar insetos e parasitas e processo para preparar uma formulacao aquosa de despejar
FI860804A7 (fi) Rakennuksen rakenne ja sen komponentit.
NO882669L (no) Forbindelseselement med variabel stivhet.
DE69326727D1 (de) Entgasung mit Hilfe von Wasser
NO872060L (no) Antikorrosjonsmaling.
DE69103109D1 (de) Vorrichtungen zur Herstellung von Rädern mit Schrägverzahnung.
DE59105255D1 (de) Anlage zur Herstellung von flüssigen Metallen.
DE3777239D1 (de) Mit aminoxyalkylaminen stabilisierte zusammensetzungen.
DE3750192D1 (de) Mit Aminoxysilanen stabilisierte Zusammensetzungen.
IT8125098A0 (it) Di bottiglie o analoghi. perfezionamenti apportati ai dispositivi di divisione-espulsione
DK650687A (da) Fisketrappe
FI894855A7 (fi) Vesisysteemin käsitteleminen korroosion ja kattilakiven muodostumisen estämiseksi
DE3668317D1 (de) Kathecholveraetherung mit hilfe von wasser.
IT8422219A0 (it) Dispositivo per eliminare incrostazioni di caldaie o per prevenire la formazione di incrostazioni.
FI881390A0 (fi) Foerhindrande av korrosion i vattenhaltiga vaermeoeverfoeringsanordningar.
DE3778296D1 (de) Verhinderung von biologischem bewuchs mit bestimmten alkylthioalkylaminen.
DE3885243D1 (de) Vorrichtung und ihre Verwendung zur Herstellung von Halbleitern.
DE3863232D1 (de) Rohoelemulsion mit fluorhaltigem tensid.

Legal Events

Date Code Title Description
PBP Patent lapsed