FR780571A - Device for recovery by picking and suction of heavy materials such as gold, platinum, tin, etc. - Google Patents

Device for recovery by picking and suction of heavy materials such as gold, platinum, tin, etc.

Info

Publication number
FR780571A
FR780571A FR780571DA FR780571A FR 780571 A FR780571 A FR 780571A FR 780571D A FR780571D A FR 780571DA FR 780571 A FR780571 A FR 780571A
Authority
FR
France
Prior art keywords
picking
platinum
gold
tin
recovery
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
Other languages
French (fr)
Inventor
Baron Eugene Leon Elie Loui Le
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 filed Critical
Application granted granted Critical
Publication of FR780571A publication Critical patent/FR780571A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9293—Component parts of suction heads, e.g. edges, strainers for preventing the entry of stones or the like
FR780571D 1934-08-06 1934-08-06 Device for recovery by picking and suction of heavy materials such as gold, platinum, tin, etc. Expired FR780571A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR780571T 1934-08-06

Publications (1)

Publication Number Publication Date
FR780571A true FR780571A (en) 1935-04-29

Family

ID=9205166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR780571D Expired FR780571A (en) 1934-08-06 1934-08-06 Device for recovery by picking and suction of heavy materials such as gold, platinum, tin, etc.

Country Status (1)

Country Link
FR (1) FR780571A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947980A (en) * 1975-02-10 1976-04-06 Hawaii Marine Research, Inc. Process and apparatus for deep-sea particle harvesting
US3955294A (en) * 1975-02-10 1976-05-11 Hawaii Marine Research, Inc. Elevator apparatus for towed deep-sea particle harvester
US3999313A (en) * 1975-02-10 1976-12-28 Hawaii Marine Research, Inc. Towed sled for deep-sea particle harvest
WO2008062219A1 (en) 2006-11-24 2008-05-29 Ray Drabble Seabed organic material relocating apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947980A (en) * 1975-02-10 1976-04-06 Hawaii Marine Research, Inc. Process and apparatus for deep-sea particle harvesting
US3955294A (en) * 1975-02-10 1976-05-11 Hawaii Marine Research, Inc. Elevator apparatus for towed deep-sea particle harvester
US3999313A (en) * 1975-02-10 1976-12-28 Hawaii Marine Research, Inc. Towed sled for deep-sea particle harvest
WO2008062219A1 (en) 2006-11-24 2008-05-29 Ray Drabble Seabed organic material relocating apparatus
US8091255B2 (en) 2006-11-24 2012-01-10 Ray Drabble Seabed organic material relocating

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