Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 4109478 | Unitized conductor guide and frame for offshore drilling and production A novel guide member and guide member support arrangement for guiding a drill conductor from a deck portion of an offshore platform into the bottom of a body of water is disclosed. The guide member is snugly nestled against and positioned within the guide... | 08/29/1978 |
| 4068729 | Apparatus for multiple wells through a single caisson A multiple well platform is described for producing hydrocarbons, preferably using a free-standing single riser caisson. Although the wells are connected up to the surface, the largest casings (and preferably most of the other casings) are terminated at a... | 01/17/1978 |
| 4040264 | Controlled buoyancy underwater riser system An underwater riser system in which the primary riser is surrounded by lengths of jacket pipe which form annular buoyancy chambers, there being a pressure fluid supply connected to the buoyancy chambers via valve means including at least a pressure differ... | 08/09/1977 |
| 4036247 | Multi-pressure, single line supply system A system for conveying fluid from a single subsea supply conduit to provide a fluid supply for each of a plurality of subsea well control apparatus requiring fluid supplies at different pressure levels. A fluid receiver receives fluid under pressure from ... | 07/19/1977 |
| 4023619 | Method of connecting of an undersea central station to a group of undersea wells and outflow pipes A method and apparatus for connection of a central undersea station to a group of wells and outflow pipes is disclosed. The undersea station locks onto a platform which has a series of guides and locking devices to receive and lock the station relative to... | 05/17/1977 |
| 4010798 | Method and apparatus for completing underwater well heads In a method of completing one or a plurality of grouped underwater oil wells, each well head to be connected is temporarily placed in a gaseous medium at atmospheric pressure during connection to effect this, prior to the installation of the well head, a ... | 03/08/1977 |
| 3987638 | Subsea structure and method for installing the structure and recovering the structure from the sea floor A structure or template forms a tubular support structure for subsea equipment used in drilling and producing offshore oil and/or gas wells. The template contains production manifolding, remote and safety shut-in control, pump-separator, and pipeline conn... | 10/26/1976 |
