Doyle Brinegar

42 entries | 2 photos
  • "I miss you everyday Daddy!!"
    - Stacy Brinegar Phillips
  • "Doyle was one of my first mentors when I arrived in Houston..."
    - Alan Payne
  • "Love you Daddy!!"
    - Stacy Phillips
  • "Doyle and I shared a fun time a year ago in our old home..."
    - Mary Holloway
  • "I miss you Daddy!"
    - Stacy Phillips
The Guest Book is expired.

Doyle Wayne Brinegar, 79, of Conroe, TX passed away peacefully on Tuesday, October 27, 2015 in Spring, TX. Doyle was born in San Antonio, TX on January 25, 1936 and was the oldest child to Doyle Brinegar Sr. and Pearl Brinegar.

After graduating from Hamlin High School in May of 1954, Doyle received a 4 year scholarship to Texas A&M University where he studied Petroleum Engineering. Doyle received a BS degree in Petroleum Engineering and a commission of 2 nd Lieutenant in the US Army in 1959. He received his Engineering Officer Basic training at Ft. Belvoir, VA. He later was promoted to 1 st Lt.

Doyle joined Drilco Oil Tools in Midland, TX in 1960 where he worked as a field inspector in magnetic particle inspection, a field engineer and a product engineer. Working for Drilco became an adventure in the unexpected as he became a worldwide troubleshooter in solving problems with drilling tools and giving seminars to Drilco customers in both the US and Internationally. His duties have taken him to many countries including: Canada, Mexico, Venezuela, Belize, Columbia, Peru, Bolivia, Trinidad, Tobago, Algeria, Lebanon, Libya, Kuwait, Oman, Doha, Ah Dhabi, Qatar, Saudi Arabia, Iran, Bahrain, Austria, Netherlands, Belgium, France, Germany, Italy, Yugoslavia, Russia, Spain, Turkey, Ukraine, Scotland, Switzerland, England, Japan, China, Thailand, Singapore, Pakistan and India.

In his spare time, Doyle has written 4 Technical Articles that have been published in oil trade journals, has been a Work Group Chairman for the International Standards Organization (ISO) that published a specification covering oilfield drilling equipment. He was also a Work Group Chairman for the American Petroleum Institute (API) and has guided several of the API specifications to internationally accepted standards.

Drilco Oil Tools joined Smith International in the 1970's and Smith International was purchased by Schlumberger in 2010. Doyle continued to work for Schlumberger in Houston, Texas as a Senior Engineering Advisor and lived in Conroe, TX, 30 miles north of Houston.

His special loves were his family and attending Texas A&M football games.

Doyle is pre ceded in death by his parents, Doyle Brinegar Sr. and Pearl Brinegar, his grandfather John Walker, and his sister Geneva Copeland and son in law Larry Wayne Bruce.

Doyle is survived by his wife of 57 years, Patsy Ann Brinegar. His daughters Cherlynn Weisinger and her husband Cliff Weisinger, Karen Jefferis and Stacy Phillips, his grandchildren Heather Phillips, Kolton Jefferis and Haylee Phillips, his brother John Brinegar and sister Leona Mauldin, as well as numerous other friends and relatives.

Visitation will be Sunday, November 1 st from 5-7pm at Cashner's Funeral Home in Conroe, TX. His service will be Monday, November 2 nd , at 12:30pm at Cashner's in Conroe, TX.

Graveside services will be held immediately after at Conroe Memorial Park at 1600 Porter Rd, Conroe, TX 77301 with Pastor John Fernandez of The Ark Church officiating. Serving as pallbearers are Cliff Weisinger, Kolton Jefferis, Bill Ashton, John Brinegar, Jim Bolton, James May, Jackson DeBray, Nathan Anthony and Hugh Grimes. We want to thank everyone for their love and support during these times. You are invited to view our webpage and leave written tributes to the family at


Published on from Oct. 29 to Nov. 11, 2015
Arrangements under the direction of:
Cashner Funeral Home
801 Teas Road | Conroe, TX 77303 | (936) 756-2126
Send Flowers
bullet Texas A&M bullet U.S. Army
Funeral Home Details