42 Engineering design services in the field of chemicals, namely, design of apparatus for processing of carbon dioxide, purification of carbon dioxide, conversion of carbon dioxide to carbon monoxide or for reacting carbon dioxide with hydrogen to form carbon monoxide; Engineering design services in the field of chemicals, namely, design of apparatus for processing of carbon dioxide and carbon monoxide in chemical processes, and recycling of carbon dioxide and carbon monoxide into chemical processes; Engineering design services in the field of chemicals, namely, design of apparatus for blending hydrogen with carbon monoxide to produce synthesis gas; Engineering design services in the field of chemicals, namely, design of chemical processes incorporating the aforementioned apparatus; Planning and layout design services for construction of chemical plants and chemical installations; consultation services in the field of design and construction of chemical plants; Design and development of automated controller systems, namely, digital control systems for use in chemical plants; all of the aforesaid services conducted within reverse water-gas shift processes; none of the aforesaid services relating to scientific and technological services and research, industrial analysis and research services, or scientific and technological consultancy in the field of compressors, pumps, vacuum pumps, pumps for measuring gas, laboratory pumps, pressure pumps, piston pumps, diaphragm pumps