Method of protecting a surface in a gasifier

Micro-wave powered distillation unit

Microwave distillation apparatus

Multi-unit, distributive, regenerable, in situ desalination...

On-site, controlled waste concentrator and solvent regenerator a

One-spot coke quencher car

One-spot coke quenching apparatus

One-spot rotary coke quenching car

Plastic covered solar still

Pollution control system including a one-spot quench-car for cok

Process and apparatus for quenching hot coke

Process and apparatus for solar distillation

Protective refractory shield for a gasifier

Recirculating natural convection solar still

Reflux return system

Refractory shapes and jamb structure of coke oven battery heatin

Rotary drum cooler having adjustable lifters

Rotary evaporator

Rotary evaporator with a pendulum system with an offset fulcrum

Shaft-like dry cooler for coke