FR500360A - Improvements to manhole doors, and the like, for tanks and compartments for water-ballast, petroleum, etc., as well as for other uses - Google Patents

Improvements to manhole doors, and the like, for tanks and compartments for water-ballast, petroleum, etc., as well as for other uses

Info

Publication number
FR500360A
FR500360A FR500360A FR500360DA FR500360A FR 500360 A FR500360 A FR 500360A FR 500360 A FR500360 A FR 500360A FR 500360D A FR500360D A FR 500360DA FR 500360 A FR500360 A FR 500360A
Authority
FR
France
Prior art keywords
ballast
compartments
tanks
petroleum
well
Prior art date
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
FR500360A
Other languages
French (fr)
Inventor
George Gordon Musted
William Reid Becket
Alexander Cross
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR500360A publication Critical patent/FR500360A/en
Expired legal-status Critical Current

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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J13/00—Covers or similar closure members for pressure vessels in general
    • F16J13/02—Detachable closure members; Means for tightening closures
FR500360A 1917-09-22 1919-06-03 Improvements to manhole doors, and the like, for tanks and compartments for water-ballast, petroleum, etc., as well as for other uses Expired FR500360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB500360X 1917-09-22

Publications (1)

Publication Number Publication Date
FR500360A true FR500360A (en) 1920-03-10

Family

ID=1535257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR500360A Expired FR500360A (en) 1917-09-22 1919-06-03 Improvements to manhole doors, and the like, for tanks and compartments for water-ballast, petroleum, etc., as well as for other uses

Country Status (1)

Country Link
FR (1) FR500360A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166222A (en) * 1977-11-09 1979-08-28 John Hanley Wind wheel apparatus for use with a hydro-electric dam

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166222A (en) * 1977-11-09 1979-08-28 John Hanley Wind wheel apparatus for use with a hydro-electric dam

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