FI56583B - INSPECTION - Google Patents

INSPECTION

Info

Publication number
FI56583B
FI56583B FI752509A FI752509A FI56583B FI 56583 B FI56583 B FI 56583B FI 752509 A FI752509 A FI 752509A FI 752509 A FI752509 A FI 752509A FI 56583 B FI56583 B FI 56583B
Authority
FI
Finland
Prior art keywords
inspection
Prior art date
Application number
FI752509A
Other languages
Finnish (fi)
Other versions
FI56583C (en
FI752509A (en
Inventor
Uuno Johannes Lehtinen
Original Assignee
Lehtinen U J
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 Lehtinen U J filed Critical Lehtinen U J
Priority to FI752509A priority Critical patent/FI56583C/en
Priority to DE19762639858 priority patent/DE2639858A1/en
Priority to DK398976A priority patent/DK143237C/en
Priority to GB3683176A priority patent/GB1554304A/en
Priority to SE7609804A priority patent/SE433252B/en
Publication of FI752509A publication Critical patent/FI752509A/fi
Application granted granted Critical
Publication of FI56583B publication Critical patent/FI56583B/en
Publication of FI56583C publication Critical patent/FI56583C/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
FI752509A 1975-09-05 1975-09-05 KONTROLLGLAS FI56583C (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI752509A FI56583C (en) 1975-09-05 1975-09-05 KONTROLLGLAS
DE19762639858 DE2639858A1 (en) 1975-09-05 1976-09-03 SIGHT GLASS
DK398976A DK143237C (en) 1975-09-05 1976-09-03 INSPECTION WINDOW
GB3683176A GB1554304A (en) 1975-09-05 1976-09-06 Sight glass for a pipeline
SE7609804A SE433252B (en) 1975-09-05 1976-09-06 SCREENING TUBE FOR PIPELINES

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI752509A FI56583C (en) 1975-09-05 1975-09-05 KONTROLLGLAS
FI752509 1975-09-05

Publications (3)

Publication Number Publication Date
FI752509A FI752509A (en) 1977-03-06
FI56583B true FI56583B (en) 1979-10-31
FI56583C FI56583C (en) 1980-02-11

Family

ID=8509414

Family Applications (1)

Application Number Title Priority Date Filing Date
FI752509A FI56583C (en) 1975-09-05 1975-09-05 KONTROLLGLAS

Country Status (5)

Country Link
DE (1) DE2639858A1 (en)
DK (1) DK143237C (en)
FI (1) FI56583C (en)
GB (1) GB1554304A (en)
SE (1) SE433252B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH632826A5 (en) * 1978-09-28 1982-10-29 Fischer Ag Georg DEVICE FOR MONITORING PLASTIC PIPING.
CA1219228A (en) * 1985-12-17 1987-03-17 Oscar P. Muser Fluid flow conduit systems
US5123492A (en) * 1991-03-04 1992-06-23 Lizanec Jr Theodore J Method and apparatus for inspecting subsurface environments
DE19859694C2 (en) * 1998-12-23 2003-04-24 Josef Koller Sight glass for observing the inside medium in tubular bodies
FR2829559A1 (en) * 2001-09-07 2003-03-14 Equip Inox Pipe liquid viewing mechanism having tube body section piping attached and having two glass viewing porthole windows diametrically opposite each other.
EP4051938A1 (en) * 2019-10-29 2022-09-07 Advanced Couplings Limited In-line sight glass kit and assembly

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1187433B (en) * 1961-01-25 1965-02-18 Erwin Hawle Flange arrangement for smooth pipes, especially plastic pipes

Also Published As

Publication number Publication date
DK143237C (en) 1981-11-30
GB1554304A (en) 1979-10-17
DK143237B (en) 1981-07-27
FI56583C (en) 1980-02-11
SE433252B (en) 1984-05-14
SE7609804L (en) 1977-03-06
DE2639858A1 (en) 1977-03-17
DK398976A (en) 1977-03-06
FI752509A (en) 1977-03-06

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: LEHTINEN, UUNO JOHANNES