Downhole steam sampler
Downhole tool intake port assembly
Flexible supportive joint for sub-sea riser flotation means
Fluid sampling apparatus
Fluid sampling bottle usable in deep bore holes
Fluid sampling vessel
Full-bore sample-collecting apparatus
Geothermal well sampler apparatus
Groundwater sampler
Hydrostatic syringe for depositing processing products in wells
Injection devices
Integral blade downhole wash tool
Liquid impervious surface structures
Lock means for a tension line
Marginal oil extraction device
Marine structure with detachable anchor
Marine structure with hydraulic tensioner
Marine structure with hydraulic tensioner
Marine structure with riser conductor and pipeline connection
Means and method for making a flowline connection to a subsea co