CA1008843A - Internally pressurized load supporting mast - Google Patents

Internally pressurized load supporting mast

Info

Publication number
CA1008843A
CA1008843A CA203,987A CA203987A CA1008843A CA 1008843 A CA1008843 A CA 1008843A CA 203987 A CA203987 A CA 203987A CA 1008843 A CA1008843 A CA 1008843A
Authority
CA
Canada
Prior art keywords
load supporting
internally pressurized
supporting mast
pressurized load
mast
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
CA203,987A
Inventor
Thomas L. Elliston
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.)
Baker Hughes Oilfield Operations LLC
Original Assignee
Baker Oil Tools Inc
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 Baker Oil Tools Inc filed Critical Baker Oil Tools Inc
Priority to CA203,987A priority Critical patent/CA1008843A/en
Priority to CA269,995A priority patent/CA1021317A/en
Application granted granted Critical
Publication of CA1008843A publication Critical patent/CA1008843A/en
Expired legal-status Critical Current

Links

CA203,987A 1974-07-03 1974-07-03 Internally pressurized load supporting mast Expired CA1008843A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA203,987A CA1008843A (en) 1974-07-03 1974-07-03 Internally pressurized load supporting mast
CA269,995A CA1021317A (en) 1974-07-03 1977-01-19 Internally pressurized load supporting mast

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA203,987A CA1008843A (en) 1974-07-03 1974-07-03 Internally pressurized load supporting mast

Publications (1)

Publication Number Publication Date
CA1008843A true CA1008843A (en) 1977-04-19

Family

ID=4100575

Family Applications (1)

Application Number Title Priority Date Filing Date
CA203,987A Expired CA1008843A (en) 1974-07-03 1974-07-03 Internally pressurized load supporting mast

Country Status (1)

Country Link
CA (1) CA1008843A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103256009A (en) * 2013-04-25 2013-08-21 南阳二机石油装备(集团)有限公司 Door type derrick with crown block adjustable in transverse direction and longitudinal direction
CN112209292A (en) * 2020-10-29 2021-01-12 德清世锦智能科技有限公司 Building site work piece lifting machinery device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103256009A (en) * 2013-04-25 2013-08-21 南阳二机石油装备(集团)有限公司 Door type derrick with crown block adjustable in transverse direction and longitudinal direction
CN103256009B (en) * 2013-04-25 2015-09-23 南阳二机石油装备(集团)有限公司 The door type derrick that a kind of overhead traveling crane can laterally and longitudinally regulate
CN112209292A (en) * 2020-10-29 2021-01-12 德清世锦智能科技有限公司 Building site work piece lifting machinery device

Similar Documents

Publication Publication Date Title
CA1027074A (en) Support structure
CA1002988A (en) Mobile load bearing equipment
CA1024107A (en) Extensible reach load lifting mechanism
CA1023126A (en) Mast supporting device
CA1030106A (en) Mobile cranes
CA983915A (en) Crane support structure
CA1031239A (en) Hydraulic load lifting system
CA980757A (en) Counterweight jack mechanism for cranes and the like
AU504995B2 (en) Mobile crane
CA1015317A (en) Cushioned mast for lift trucks
CA1027523A (en) Grapple structure
CA1022140A (en) Rotatory structure for the support of loads
AU506685B2 (en) Load bearing member
AU499277B2 (en) Storage rack for palletized loads
CA1008813A (en) Combination crane and jack unit
CA1011293A (en) Portable hoist
CA1014015A (en) Ship for combined load
CA1029467A (en) Crane load indicating arrangement
CA1008843A (en) Internally pressurized load supporting mast
CA1027107A (en) Hydraulic jack
CA1021317A (en) Internally pressurized load supporting mast
CA1009186A (en) Lift truck mast mounting arrangement
AU471243B2 (en) Load handling equipment
SU697387A1 (en) Slewing support securing device
SU705116A1 (en) Load lifting telescopic jib