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 Expert  726136

Expert in Paper Making Process Design, Papermaking Project Cost Estimating, System Audits

Available for your Consulting and Expert Witness Needs

Massachusetts (MA)
Education Work History Career AccomplishmentsPublicationsConsulting Services Expert Witness Market Research

Summary of Expertise: Listed with other top experts in: 
He has worked as Product Manager for a company which manufactured Conical Refiners, and is thus familiar with the machine design, filling designs and applications. He authored a TAPPI TIS sheet on the methodology in determining the Specific Edge Length of conical refiner fillings. He has also provided energy audits of refiner systems using both conical and disk refiners.

conical refiner

He started his career in Research and Development of Beloit Disk Refiners, both for machine design parameters, and refiner plate effects on various pulps. He also spent time as the Product Manager for Disk Refiner manufacturing, and provided field analysis and start up of many refiner systems. He also authored the TAPPI TIS sheet for calculating the Specific Edge Length of Disk Refiner plates. He worked with foundries to develop casting design of refiner plates.

disc refiner


refiner plate

He has provided many mass flow balances for paper machine systems, both for new system design and for operating systems to provide recommendaiton for improvement. These balances have been helpful as an aid in troubleshooting machine start ups and saved valuable time in bringing machines on line.

mass flow quantity

He has been in the Paper Industry for 47 years, primarily involved in Disk Refiners, Machine Savealls, Pulpers, Screens, Cleaners and Agitators, both in their design and operation.

paper industry


pulp-and-paper technology

He has been involved in paper mill operations for 47 years, primarily in the application of Stock Preparation Equipment, i.e. Refiners, Pulpers, Savealls, Screens and Agitators.

paper mill

He spent 26 years as an Engineer for a Paper Mill Machinery manufaturer. He is familiar with the design and operation of all types of Stock Preparation Machinery from the various different manufacturers. He has used this expertise to aid in the selection of new as well as used equipment for the paper mills. He also spent the remainder of his career working with all the various suppliers to the industry in obtaining the best solution for the client.

paper mill machinery

He has designed a number of secondary fiber plants, both in proposal form for a machinery manufacturer, and in existing secondary fiber mills to provide the recommendations for improved operation and minimal fiber losses. He recently converted a paper mill from a Batch De-inking operation to a continuous OCC Secondary fiber mill.

paper recycling


reclaimed pulp-and-paper fiber


recycled paper manufacturing

He has been involved in the papermaking process for 47 years, both as an Engineer for a machinery manufacturer and an Engineering firm. He has provided many designs for stock preparation equipment, material flow balances, wet end piping design, off machine silo design, refiner sytems, and white water systes.


He has been involved in various areas of stock preparation for 47 years. These include: Disk Refiner design and oeration, Saveall design and operation, Pulper design and operation, Screen design and operation, Centrifugal Cleaner design and operation and Agitator design and operation. He has worked at various mills to improve their stock preparation operation, provided material flow balances, flow diagrams and control schematics.

paper-stock preparation

He has provided consulting services in the pulp processing area, primarily in the hot stock refining and de-shive refining areas. Having designed and built disk refiners both fot hot stock and de-shive refining, and supervised the start up of hot stock refiners, de-shive refiners and Refiner Mechanical Pulp refiners.

pulp processing

He has designed a number of process systems for the pulp and paper industry. Primarily these have been stock approach systems, secondary fiber systems, and white water systems. Thes have been done with material flow balances and a flow diagram with the process control loops specified as needed to operate efficiently.

pulp-and-paper process control

He has been in the pulp and paper industry for 47 years, primarily in the stock preparation and wet end systems of paper machines. He was Product Manager of Disk and Flotation Saveall equipment for a machinery manufacturer, and worked with the Paper Machine division to design the wet end design and the white water fiber recovery system. He recently desinged a new off-machine silo to improve the stability of the machine wet end for the installation of a new headbox. The new system was installed and provided immediate improvement in the wet end stability for the new headbox.

wet-end paper operation

Show Secondary and Basic Areas of Expertise
Expert may consult nationally and internationally, and is also local to the following cities: Boston, Massachusetts;  Worcester, Massachusetts;  Springfield, Massachusetts;  Bridgeport, Connecticut;  New Haven, Connecticut;  Hartford, Connecticut;  Stamford, Connecticut;  Waterbury, Connecticut;  Yonkers, New York;  and Providence, Rhode Island.

Often requested
with this expert:

Pulping and Papermaking
Maintenance and Reliability of Pulp and Paper Mill ...
Paper Mill Process Chemistry
Paper Processing, particularly Tissue Processing

Year   Degree   Subject   Institution  
1962   BS   Mechanical Engineering   University of Maine  
1962   Pulp and Paper Management Certificate   Mechanical Engineering   University of Maine  

Work History:
Years   Employer   Department   Title   Responsibilities

1988 to 2004


Hill Engineers, Architects, Planners, Inc




Principal and Engineering Manager


He was a principal owner and Engineering Manager, supervising the Mechanical, Electrical and Structural Engineers. He also provided the process design and equipment specifications for paper mill systems.

1962 to 1988


Beloit Corporation


Jones Division


Product Engineering Mgr, Sales Manager


He started in Research and Development of Disk Refiners, then to Procuct Manager for all stock preparation machindery, and Sales Manager (US,Canada and Mexico) and Marketing Consultant to Beloit Italia, in Pinerolo, Italy

Career Accomplishments:

Technical Association of Pulp and Paper Industry (TAPPI).


Registered Professional Engineer: Massachusetts, New Jersey and Maine (retired status in Maine)

Professional Appointments

TAPPI past Chairman of the Paper and Board Manufacturing Division TAPPI past Chairman of the Stock Preparation Committee

Publications and Patents Summary

Many technical papers presented at Local and National TAPPI conferences University of Maine Pulp and Paper Summer Institute Lecture Series A Chapter on Refining and Chapter on White Water Engineering in TAPPI textbooks Authored two (2) TAPPI Techinical Innformation Sheets and contributed to another.

Selected Publications and Publishers  
 - Technical Association of the Pulp and Paper Industry (TAPPI)  

Government Experience:
Years   Agency   Role   Description
2007 to 2007   National Bureau of Standards and Technology   Consultant   He provided an audit of a pilot paper machine jointly with another conslutant, Jim Atkins of Atkins Inc.

Consulting Services:
Selected Consulting Examples:
  • He perfomed an audit of the stock approach system of a linerboard machine, with recommendations and cost estimates for improvements. This audit resulted in his design and specification of a new off machine silo, and relevent piping design.
  • He provided the process design and cost estimate for a rag pulping mill to eliminate the odors being emitted from the pulping system.
  • He provided a machine audit of a specialty paper machine to identify the bottlenecks to increased production and the cost estimates for the projects required to eliminate the bottlenecks.
  • He audited the refiner operation of a large linerboard machine, and provided recommendations for plate design changes to reduce energy consumption and imporve product quality
  • He worked with a specialty mill to identify the cause of machine direction basis weight variations and reduce them to the required acceptable level.
Recent Client Requests:
  • Paper mill expert in France for consulting on dismantling of paper mill.
Click the green button above to contact Expert for a free initial screening call regarding your expert consulting needs.  Expert is available for consulting to corporate, legal and government clients.  Remember, your initial screening call to speak with Expert is free.

Expert Witness:
Expert Witness Experience Summary:
He provided expert witness information for a case involving refiner plate patent infringement. The case was settled without litigation.
Recent Litigation Client Requests:
  • Intota expert needed for consulting on copyright infringement of a tissue manufacturing plant technical drawings.
Click the green button above to contact Expert for a free initial screening call regarding expert testimony, litigation consulting and support, forensic services, or any related expert witness services.  A few litigation needs include product liability, personal injury, economic loss, intellectual property (patent, trademark, trade secret, copyright), and insurance matters.  Remember, your initial screening call to speak with Expert is free.

International Experience:
Years   Country / Region   Summary
2002 to 2002   Brazil   He reviewed the refiner operation and secondary fiber system in a paper mill producing linerboard. Recommendaions were provided for the refiner plate design for product improvement, and in system design to reduce fiber losses.
1994 to 1994   Mexico   He reviewed the white water system to provide improvements in operation and to reduce fiber losses. System design and material flow balances were provided to the client.

Market Research:
He has been in the pulp and paper industry for 47 years, and involved in TAPPI Papermakers Conferences to keep current with the technology growth in the industry.

Click the green button above to contact Expert for a free initial screening call regarding your marketing research, industry research, and company research needs.  For research needs involving multiple experts or secondary research, a Research Director can be assigned to coordinate the work into a custom report for you as a potentially quicker and more cost effective alternative to doing this work yourself or hiring a boutique consultancy.  Remember, your initial screening call to speak with Expert is free.

Additional Skills and Services:

He developed a TAPPI Short Course in Stock Preparation which was run annually for five to six years. He provided a lecture series at the Universithy of Maine Pulp and Paper Summer Institute from 1973 to 2001.

Supplier and Vendor Location and Selection

In provide process design and project cost estimates, he has provided the source for the contact of the various vendors to provide proposals and evaluated them for the client for his decision of supply

Other Skills and Services

He has also provided steam piping system stress analysis and hanger design for turbine installations.


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