BE779940R - EQUIPMENT FOR DIGGING BORES AND TRENCHES - Google Patents

EQUIPMENT FOR DIGGING BORES AND TRENCHES

Info

Publication number: BE779940R
Authority: BE; Belgium
Prior art keywords: trenches; digging; bores; equipment; digging bores
Prior art date: 1971-03-01

Application number

BE779940A

Other languages

French (fr)

Original Assignee

Cemento Compresso Fondisa S P

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.)

1971-03-01

Filing date

1972-02-28

Publication date

1972-06-16

1972-02-28 Application filed by Cemento Compresso Fondisa S P filed Critical Cemento Compresso Fondisa S P

1972-06-16 Application granted granted Critical

1972-06-16 Publication of BE779940R publication Critical patent/BE779940R/en

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
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
- E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
- 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
- F16N—LUBRICATING
- F16N19/00—Lubricant containers for use in lubricators or lubrication systems

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Mining & Mineral Resources (AREA)
Civil Engineering (AREA)
Structural Engineering (AREA)
Earth Drilling (AREA)
Load-Engaging Elements For Cranes (AREA)

BE779940A 1971-03-01 1972-02-28 EQUIPMENT FOR DIGGING BORES AND TRENCHES BE779940R (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT21195/71A IT987518B (en)	1971-03-01	1971-03-01	EQUIPMENT FOR EXCAVING HOLES AND TRUNKS OF SIGNIFICANT DEPTH

Publications (1)

Publication Number	Publication Date
BE779940R true BE779940R (en)	1972-06-16

Family

ID=11178196

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE779940A BE779940R (en)	1971-03-01	1972-02-28	EQUIPMENT FOR DIGGING BORES AND TRENCHES

Country Status (12)

Country	Link
US (1)	US3750770A (en)
BE (1)	BE779940R (en)
BR (1)	BR7201203D0 (en)
CA (1)	CA961510A (en)
CH (1)	CH550291A (en)
DE (1)	DE2209876A1 (en)
ES (1)	ES400972A2 (en)
FR (1)	FR2128474B2 (en)
GB (1)	GB1382454A (en)
IT (1)	IT987518B (en)
NL (1)	NL7202530A (en)
ZA (1)	ZA721203B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN112253024A (en) *	2020-12-08	2021-01-22	中国石油天然气集团有限公司	Oil pipe sand removal device and sand removal method for oil and gas well

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2740101C2 (en) *	1977-09-06	1986-04-24	Casagrande & C. S.p.A., Fontanafredda	Drilling grapple
DE19848792C1 (en) *	1998-10-22	2000-05-04	Netzsch Mohnopumpen Gmbh	Submersible pump device for use in a borehole
ES2280569T3 (en) *	2001-10-23	2007-09-16	Robert Bosch Gmbh	GEAR DRIVE UNIT WITH ADAPTER.
DE102017004270A1 (en) *	2017-05-03	2018-11-08	Liebherr-Werk Nenzing Gmbh	Diaphragm wall grab with hybrid drive

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1618294A (en) *	1926-03-30	1927-02-22	Olson Joseph	Underreamer
US2203246A (en) *	1938-11-01	1940-06-04	Estate Of Emil H Zum Berge	Underreamer
US2645458A (en) *	1950-07-29	1953-07-14	Yost Merrill	Hole boring rig
US3113629A (en) *	1960-11-29	1963-12-10	Benoto Sa	Boring apparatus whose opening is adjustable
US3194329A (en) *	1964-06-11	1965-07-13	Calweld Inc	Hydraulic grab bucket

1971
- 1971-03-01 IT IT21195/71A patent/IT987518B/en active
- 1971-11-15 US US00198665A patent/US3750770A/en not_active Expired - Lifetime
1972
- 1972-02-23 ZA ZA721203A patent/ZA721203B/en unknown
- 1972-02-23 GB GB829072A patent/GB1382454A/en not_active Expired
- 1972-02-25 NL NL7202530A patent/NL7202530A/xx unknown
- 1972-02-28 BE BE779940A patent/BE779940R/en active
- 1972-02-29 CA CA135,891A patent/CA961510A/en not_active Expired
- 1972-03-01 CH CH294372A patent/CH550291A/en unknown
- 1972-03-01 FR FR7207069A patent/FR2128474B2/fr not_active Expired
- 1972-03-01 DE DE19722209876 patent/DE2209876A1/en active Pending
- 1972-03-01 ES ES400972A patent/ES400972A2/en not_active Expired
- 1972-03-01 BR BR001203/72*[A patent/BR7201203D0/en unknown

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN112253024A (en) *	2020-12-08	2021-01-22	中国石油天然气集团有限公司	Oil pipe sand removal device and sand removal method for oil and gas well
CN112253024B (en) *	2020-12-08	2023-03-24	中国石油天然气集团有限公司	Oil pipe sand removal device and sand removal method for oil and gas well

Also Published As

Publication number	Publication date
CA961510A (en)	1975-01-21
ZA721203B (en)	1972-11-29
IT987518B (en)	1975-03-20
ES400972A2 (en)	1975-01-16
CH550291A (en)	1974-06-14
FR2128474B2 (en)	1977-12-23
FR2128474A2 (en)	1972-10-20
NL7202530A (en)	1972-09-05
DE2209876A1 (en)	1972-11-02
GB1382454A (en)	1975-01-29
US3750770A (en)	1973-08-07
BR7201203D0 (en)	1973-05-10

Publication	Publication Date	Title
IT940163B (en)	1973-02-10	PROCEDURE AND EQUIPMENT FOR GENERATING TRIGONOMETRIC FUNCTIONS AND OTHER FUNCTIONS
SE382929B (en)	1976-02-23	POWDER METALLURGICAL PROCEDURE
IT960137B (en)	1973-11-20	PROCESS AND MIXING EQUIPMENT
SE388674B (en)	1976-10-11	DEVICE CONSISTING OF INSTALLABLE BLOCKS AND CONNECTOR FOR THE BLOCK
BE791834A (en)	1973-03-16	EXCAVATOR
BE782990A (en)	1972-09-01	ANTI-OSCILLATORY AND ANTI-AGIRATORY SYSTEM FOR LIFTING EQUIPMENT
IT971179B (en)	1974-04-30	EQUIPMENT FOR ELECTRODIAGNOSTICS
MY7500167A (en)	1975-12-31	Excavating
BE792617A (en)	1973-06-12	Hydraulic circuit for an excavator.
DE2110200B2 (en)	1973-07-05	GRADER
IT964235B (en)	1974-01-21	METALLURGICAL PROCEDURE
BE779940R (en)	1972-06-16	EQUIPMENT FOR DIGGING BORES AND TRENCHES
BE783171A (en)	1972-11-08	UNIVERSAL HINGE
BR7108636D0 (en)	1973-06-14	PROCESSING EQUIPMENT
BR7204264D0 (en)	1973-05-17	ULTRASONIC DISCONNECTING EQUIPMENT
BE785373A (en)	1972-10-16	SLEEVE FOR CABLES
IT953825B (en)	1973-08-10	PROCESS AND FORMING EQUIPMENT
NL158877B (en)	1978-12-15	AGITATION DREDGING EQUIPMENT.
BE789358A (en)	1973-03-27	EXCAVATOR
ZA734999B (en)	1975-03-26	Oil boom
IT946498B (en)	1973-05-21	ELECTROLYTIC PLACER DRUM AND PROCEDURE
BE774555A (en)	1972-02-14	HYDRAULIC INSTALLATION FOR THE ACTUATION OF AN EXTRACTION MACHINE AND ASSOCIATED EQUIPMENT, USED IN PARTICULAR IN MINING
IT961491B (en)	1973-12-10	LADLE EQUIPMENT
IT956658B (en)	1973-10-10	TRANSMISSION APPARATUS
SU513469A1 (en)	1976-05-05	Frequency converter